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Free and Premium ECCouncil 312-50v13 Dumps Questions Answers

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Total 873 questions

Certified Ethical Hacker Exam (CEHv13) Questions and Answers

Question 1

During a black-box pen test you attempt to pass IRC traffic over port 80/TCP from a compromised web enabled host. The traffic gets blocked; however, outbound HTTP traffic is unimpeded. What type of firewall is inspecting outbound traffic?

Options:

A.

Circuit

B.

Stateful

C.

Application

D.

Packet Filtering

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Question 2

The security team of Debry Inc. decided to upgrade Wi-Fi security to thwart attacks such as dictionary attacks and key recovery attacks. For this purpose, the security team started implementing cutting-edge technology that uses a modern key establishment protocol called the simultaneous authentication of equals (SAE), also known as dragonfly key exchange, which replaces the PSK concept.

What is the Wi-Fi encryption technology implemented by Debry Inc.?

Options:

A.

WEP

B.

WPA

C.

WPA2

D.

WPA3

Question 3

During a red team operation on a segmented enterprise network, the testers discover that the organization’s perimeter devices deeply inspect only connection-initiation packets (such as TCP SYN and HTTP requests). Response packets and ACK packets within established sessions, however, are minimally inspected. The red team needs to covertly transmit payloads to an internal compromised host by blending into normal session traffic. Which approach should they take to bypass these defensive mechanisms?

Options:

A.

Port knocking

B.

SYN scanning

C.

ICMP flooding

D.

ACK tunneling

Question 4

If executives are found liable for not properly protecting their company’s assets and information systems, what type of law would apply in this situation?

Options:

A.

Criminal

B.

International

C.

Common

D.

Civil

Question 5

Jim, a professional hacker, targeted an organization that is operating critical Industrial Infrastructure. Jim used Nmap to scan open pons and running services on systems connected to the organization's OT network. He used an Nmap command to identify Ethernet/IP devices connected to the Internet and further gathered Information such as the vendor name, product code and name, device name, and IP address. Which of the following Nmap commands helped Jim retrieve the required information?

Options:

A.

nmap -Pn -sT --scan-delay 1s --max-parallelism 1 -p < Port List > < Target IP >

B.

nmap -Pn -sU -p 44818 --script enip-info < Target IP >

C.

nmap -Pn -sT -p 46824 < Target IP >

D.

nmap -Pn -sT -p 102 --script s7-info < Target IP >

Question 6

Clark, a professional hacker, attempted to perform a Btlejacking attack using an automated tool, Btlejack, and hardware tool, micro:bit. This attack allowed Clark to hijack, read, and export sensitive information shared between connected devices. To perform this attack, Clark executed various btlejack commands. Which of the following commands was used by Clark to hijack the connections?

Options:

A.

btlejack -f 0x129f3244 -j

B.

btlejack -c any

C.

btlejack -d /dev/ttyACM0 -d /dev/ttyACM2 -s

D.

btlejack -f 0x9c68fd30 -t -m 0x1fffffffff

Question 7

An organization uses SHA-256 for data integrity verification but still experiences unauthorized data modification. Which cryptographic tool would best resolve this issue?

Options:

A.

Asymmetric encryption

B.

Symmetric encryption

C.

SSL/TLS certificates

D.

Digital signatures

Question 8

Which of the following Linux commands will resolve a domain name into IP address?

Options:

A.

>host -t a hackeddomain.com

B.

>host -t ns hackeddomain.com

C.

>host -t soa hackeddomain.com

D.

>host -t AXFR hackeddomain.com

Question 9

Clark is gathering sensitive information about a competitor and uses a tool to input the target’s server IP address to identify network range, OS, and topology. What tool is he using?

Options:

A.

AOL

B.

ARIN

C.

DuckDuckGo

D.

Baidu

Question 10

David is a security professional working in an organization, and he is implementing a vulnerability management program in the organization to evaluate and control the risks and vulnerabilities in its IT infrastructure. He is currently executing the process of applying fixes on vulnerable systems to reduce the impact and severity of vulnerabilities. Which phase of the vulnerability-management life cycle is David currently in?

Options:

A.

verification

B.

Risk assessment

C.

Vulnerability scan

D.

Remediation

Question 11

You have the SOA presented below in your Zone.

Your secondary servers have not been able to contact your primary server to synchronize information.

How long will the secondary servers attempt to contact the primary server before it considers that zone is dead and stops responding to queries?

collegae.edu. SOA, cikkye.edu ipad.college.edu. (200302028 3600 3600 604800 3600)

Options:

A.

One day

B.

One hour

C.

One week

D.

One month

Question 12

Which type of malware spreads from one system to another or from one network to another and causes similar types of damage as viruses do to the infected system?

Options:

A.

Rootkit

B.

Trojan

C.

Worm

D.

Adware

Question 13

Widespread fraud ac Enron. WorldCom, and Tyco led to the creation of a law that was designed to improve the accuracy and accountability of corporate disclosures. It covers accounting firms and third parties that provide financial services to some organizations and came into effect in 2002. This law is known by what acronym?

Options:

A.

Fed RAMP

B.

PCIDSS

C.

SOX

D.

HIPAA

Question 14

There are multiple cloud deployment options depending on how isolated a customer's resources are from those of other customers. Shared environments share the costs and allow each customer to enjoy lower operations expenses. One solution Is for a customer to Join with a group of users or organizations to share a cloud environment. What is this cloud deployment option called?

Options:

A.

Hybrid

B.

Community

C.

Public

D.

Private

Question 15

An LDAP directory can be used to store information similar to a SQL database. LDAP uses a _____ database structure instead of SQL’s _____ structure. Because of this, LDAP has difficulty representing many-to-one relationships.

Options:

A.

Relational, Hierarchical

B.

Strict, Abstract

C.

Hierarchical, Relational

D.

Simple, Complex

Question 16

A corporation uses both hardware-based and cloud-based solutions to distribute incoming traffic and absorb DDoS attacks, ensuring legitimate requests remain unaffected. Which DDoS mitigation strategy is being utilized?

Options:

A.

Black Hole Routing

B.

Load Balancing

C.

Sinkholing

D.

Rate Limiting

Question 17

During an internal security assessment of a medium-sized enterprise network, a security analyst notices an unusual spike in ARP traffic. Closer inspection reveals that one particular MAC address is associated with multiple IP addresses across different subnets. The ARP packets were unsolicited replies rather than requests, and several employees from different departments have reported intermittent connection drops, failed logins, and broken intranet sessions. The analyst suspects an intentional interference on the local network segment. What is the most likely cause of this abnormal behavior?

Options:

A.

ARP poisoning causing routing inconsistencies

B.

DHCP snooping improperly configured

C.

Legitimate ARP table refresh on all clients

D.

Port security restricting all outbound MAC responses

Question 18

Gavin owns a white-hat firm and is performing a website security audit. He begins with a scan looking for misconfigurations and outdated software versions. Which tool is he most likely using?

Options:

A.

Nikto

B.

Nmap

C.

Metasploit

D.

Armitage

Question 19

During a security audit, a penetration tester observes abnormal redirection of all traffic for a financial institution’s primary domain. Users are being redirected to a phishing clone of the website. Investigation shows the authoritative DNS server was compromised and its zone records modified to point to the attacker’s server. This demonstrates total manipulation of domain-level resolution, not cache poisoning or client-side attacks. Which technique is being used in this scenario?

Options:

A.

Establish covert communication using DNS tunneling over standard DNS queries

B.

Perform DNS rebinding to manipulate browser-origin interactions

C.

Carry out DNS server hijacking by tampering with the legitimate name-resolution infrastructure

D.

Initiate a DNS amplification attack using recursive servers

Question 20

During an internal assessment, a penetration tester gains access to a hash dump containing NTLM password hashes from a compromised Windows system. To crack the passwords efficiently, the tester uses a high-performance CPU setup with Hashcat, attempting millions of password combinations per second. Which technique is being optimized in this scenario?

Options:

A.

Spoof NetBIOS to impersonate a file server

B.

Leverage hardware acceleration for cracking speed

C.

Dump SAM contents for offline password retrieval

D.

Exploit dictionary rules with appended symbols

Question 21

A penetration tester is hired by a company to assess its vulnerability to social engineering attacks targeting its IT department. The tester decides to use a sophisticated pretext involving technical jargon and insider information to deceive employees into revealing their network credentials. What is the most effective social engineering technique the tester should employ to maximize the chances of obtaining valid credentials without raising suspicion?

Options:

A.

Conduct a phone call posing as a high-level executive requesting urgent password resets

B.

Send a generic phishing email with a malicious attachment to multiple employees

C.

Create a convincing fake IT support portal that mimics the company's internal systems

D.

Visit the office in person as a maintenance worker to gain physical access to terminals

Question 22

An organization uses SHA-256 for data integrity checks but still experiences unauthorized data modification. Which cryptographic tool can help resolve this issue?

Options:

A.

Asymmetric encryption

B.

SSL/TLS certificates

C.

Symmetric encryption

D.

Digital signatures

Question 23

which type of virus can change its own code and then cipher itself multiple times as it replicates?

Options:

A.

Stealth virus

B.

Tunneling virus

C.

Cavity virus

D.

Encryption virus

Question 24

A penetration tester is tasked with mapping an organization's network while avoiding detection by sophisticated intrusion detection systems (IDS). The organization employs advanced IDS capable of recognizing common scanning patterns. Which scanning technique should the tester use to effectively discover live hosts and open ports without triggering the IDS?

Options:

A.

Execute a FIN scan by sending TCP packets with the FIN flag set

B.

Use an Idle scan leveraging a third-party zombie host

C.

Conduct a TCP Connect scan using randomized port sequences

D.

Perform an ICMP Echo scan to ping all network devices

Question 25

Ethical hacker jane Smith is attempting to perform an SQL injection attach. She wants to test the response time of a true or false response and wants to use a second command to determine whether the database will return true or false results for user IDs. which two SQL Injection types would give her the results she is looking for?

Options:

A.

Out of band and boolean-based

B.

Time-based and union-based

C.

union-based and error-based

D.

Time-based and boolean-based

Question 26

A penetration tester evaluates an industrial control system (ICS) that manages critical infrastructure. The tester discovers that the system uses weak default passwords for remote access. What is the most effective method to exploit this vulnerability?

Options:

A.

Perform a brute-force attack to guess the system's default passwords

B.

Execute a Cross-Site Request Forgery (CSRF) attack to manipulate system settings

C.

Conduct a denial-of-service (DoS) attack to disrupt the system temporarily

D.

Use the default passwords to gain unauthorized access to the ICS and control system operations

Question 27

Fleet vehicles with smart locking systems were compromised after attackers captured unique signals from key fobs. What should the security team prioritize to confirm and prevent this attack?

Options:

A.

Secure firmware updates

B.

Increase physical surveillance

C.

Deploy anti-malware on smartphones

D.

Monitor wireless signals for jamming or interference

Question 28

You are a security analyst conducting a footprinting exercise for a new client to gather information without direct interaction. After using search engines and public databases, you consider using Google Hacking (Google Dorking) techniques to uncover further vulnerabilities. Which option best justifies this decision?

Options:

A.

Google Hacking can help locate phishing websites that mimic the client’s website.

B.

Google Hacking can help discover hidden organizational data from the Deep Web.

C.

Google Hacking can help identify weaknesses in the client’s website code.

D.

Google Hacking can assist in mapping the client’s internal network structure.

Question 29

A penetration tester discovers that a system is infected with malware that encrypts all files and demands payment for decryption. What type of malware is this?

Options:

A.

Worm

B.

Spyware

C.

Keylogger

D.

Ransomware

Question 30

Which of the following viruses tries to hide from anti-virus programs by actively altering and corrupting the chosen service call interruptions when they are being run?

Options:

A.

Macro virus

B.

Stealth/Tunneling virus

C.

Cavity virus

D.

Polymorphic virus

Question 31

A Nessus scan reveals a critical SSH vulnerability (CVSS 9.0) allowing potential remote code execution on a Linux server. What action should be immediately prioritized?

Options:

A.

Redirect SSH traffic to another server

B.

Treat the finding as a possible false positive

C.

Immediately apply vendor patches and reboot during scheduled downtime

D.

Temporarily isolate the affected server, conduct a forensic audit, and then patch

Question 32

A penetration tester identifies malware on a system that hides its presence and gives an attacker access to administrative functions without being detected. What type of malware is this?

Options:

A.

Virus

B.

Keylogger

C.

Ransomware

D.

Rootkit

Question 33

Which advanced mobile attack is hardest to detect and mitigate?

Options:

A.

Mobile MitM

B.

Jailbreaking/Rooting

C.

Mobile Remote Access Trojan (RAT)

D.

Clickjacking

Question 34

Suppose your company has just passed a security risk assessment exercise. The results display that the risk of the breach in the main company application is 50%. Security staff has taken some measures and

implemented the necessary controls. After that, another security risk assessment was performed showing that risk has decreased to 10%. The risk threshold for the application is 20%. Which of the following risk decisions will be the best for the project in terms of its successful continuation with the most business profit?

Options:

A.

Accept the risk

B.

Introduce more controls to bring risk to 0%

C.

Mitigate the risk

D.

Avoid the risk

Question 35

Attacker Simon targeted the communication network of an organization and disabled the security controls of NetNTLMvl by modifying the values of LMCompatibilityLevel, NTLMMinClientSec, and RestrictSendingNTLMTraffic. He then extracted all the non-network logon tokens from all the active processes to masquerade as a legitimate user to launch further attacks. What is the type of attack performed by Simon?

Options:

A.

Internal monologue attack

B.

Combinator attack

C.

Rainbow table attack

D.

Dictionary attack

Question 36

The tools which receive event logs from servers, network equipment, and applications, and perform analysis and correlation on those logs, and can generate alarms for security relevant issues, are known as what?

Options:

A.

Network Sniffer

B.

Vulnerability Scanner

C.

Intrusion Prevention Server

D.

Security Information and Event Monitoring (SIEM)

Question 37

Which of the following incident handling process phases is responsible for defining rules, collaborating human workforce, creating a back-up plan, and testing the plans for an organization?

Options:

A.

Preparation phase

B.

Containment phase

C.

Identification phase

D.

Recovery phase

Question 38

An experienced cyber attacker has created a fake Linkedin profile, successfully impersonating a high-ranking official from a well-established company, to execute a social engineering attack. The attacker then connected with other employees within the organization, receiving invitations to exclusive corporate events and gaining

access to proprietary project details shared within the network. What advanced social engineering technique has the attacker primarily used to exploit the system and what is the most likely immediate threat to the organization?

Options:

A.

Pretexting and Network Vulnerability

B.

Spear Phishing and Spam

C.

Whaling and Targeted Attacks

D.

Baiting and Involuntary Data Leakage

Question 39

What is the first step for a hacker conducting a DNS cache poisoning (DNS spoofing) attack against an organization?

Options:

A.

The attacker queries a nameserver using the DNS resolver.

B.

The attacker makes a request to the DNS resolver.

C.

The attacker forges a reply from the DNS resolver.

D.

The attacker uses TCP to poison the ONS resofver.

Question 40

is a set of extensions to DNS that provide the origin authentication of DNS data to DNS clients (resolvers) so as to reduce the threat of DNS poisoning, spoofing, and similar types of attacks.

Options:

A.

DNSSEC

B.

Resource records

C.

Resource transfer

D.

Zone transfer

Question 41

In the context of Windows Security, what is a 'null' user?

Options:

A.

A user that has no skills

B.

An account that has been suspended by the admin

C.

A pseudo account that has no username and password

D.

A pseudo account that was created for security administration purpose

Question 42

Which DNS resource record can indicate how long any "DNS poisoning" could last?

Options:

A.

MX

B.

SOA

C.

NS

D.

TIMEOUT

Question 43

You discover an unpatched Android permission-handling vulnerability on a device with fully updated antivirus software. What is the most effective exploitation approach that avoids antivirus detection?

Options:

A.

Develop a custom exploit using obfuscation techniques

B.

Use Metasploit to deploy a known payload

C.

Install a rootkit to manipulate the device

D.

Use SMS phishing to trick the user

Question 44

A penetration tester suspects that a web application's product search feature is vulnerable to SQL injection. The tester needs to confirm this by manipulating the SQL query. What is the best technique to test for SQL injection?

Options:

A.

Inject a malicious script into the search field to test for Cross-Site Scripting (XSS)

B.

Use directory traversal syntax in the search field to access server files

C.

Input 1 OR 1=1 in the search field to retrieve all products from the database

D.

Insert admin'— in the search field to attempt bypassing authentication

Question 45

You are a cybersecurlty consultant for a smart city project. The project involves deploying a vast network of loT devices for public utilities like traffic control, water supply, and power grid management The city administration is concerned about the possibility of a Distributed Denial of Service (DDoS) attack crippling these critical services. They have asked you for advice on how to prevent such an attack. What would be your primary recommendation?

Options:

A.

Implement regular firmware updates for all loT devices.

B.

A Deploy network intrusion detection systems (IDS) across the loT network.

C.

Establish strong, unique passwords for each loT device.

D.

Implement IP address whitelisting for all loT devices.

Question 46

You have compromised a server on a network and successfully opened a shell. You aimed to identify all operating systems running on the network. However, as you attempt to fingerprint all machines in the network using the nmap syntax below, it is not going through.

invictus@victim_server:~$ nmap -T4 -O 10.10.0.0/24

TCP/IP fingerprinting (for OS scan) xxxxxxx xxxxxx xxxxxxxxx. QUITTING!

What seems to be wrong?

Options:

A.

The nmap syntax is wrong.

B.

This is a common behavior for a corrupted nmap application.

C.

The outgoing TCP/IP fingerprinting is blocked by the host firewall.

D.

OS Scan requires root privileges.

Question 47

An attacker changes the profile information of a particular user (victim) on the target website. The attacker uses this string to update the victim’s profile to a text file and then submit the data to the attacker’s database.

< iframe style=““display:none”” > < /iframe >

What is this type of attack (that can use either HTTP GET or HTTP POST) called?

Options:

A.

Browser Hacking

B.

Cross-Site Scripting

C.

SQL Injection

D.

Cross-Site Request Forgery

Question 48

Which of the following tools can be used for passive OS fingerprinting?

Options:

A.

nmap

B.

tcpdump

C.

tracert

D.

ping

Question 49

The Payment Card Industry Data Security Standard (PCI DSS) contains six different categories of control objectives. Each objective contains one or more requirements, which must be followed in order to achieve compliance. Which of the following requirements would best fit under the objective, "Implement strong access control measures"?

Options:

A.

Regularly test security systems and processes.

B.

Encrypt transmission of cardholder data across open, public networks.

C.

Assign a unique ID to each person with computer access.

D.

Use and regularly update anti-virus software on all systems commonly affected by malware.

Question 50

in this form of encryption algorithm, every Individual block contains 64-bit data, and three keys are used, where each key consists of 56 bits. Which is this encryption algorithm?

Options:

A.

IDEA

B.

Triple Data Encryption standard

C.

MDS encryption algorithm

D.

AES

Question 51

You need to deploy a new web-based software package for your organization. The package requires three separate servers and needs to be available on the Internet. What is the recommended architecture in terms of server placement?

Options:

A.

All three servers need to be placed internally

B.

A web server facing the Internet, an application server on the internal network, a database server on the internal network

C.

A web server and the database server facing the Internet, an application server on the internal network

D.

All three servers need to face the Internet so that they can communicate between themselves

Question 52

Which Intrusion Detection System is the best applicable for large environments where critical assets on the network need extra scrutiny and is ideal for observing sensitive network segments?

Options:

A.

Honeypots

B.

Firewalls

C.

Network-based intrusion detection system (NIDS)

D.

Host-based intrusion detection system (HIDS)

Question 53

Attacker Rony Installed a rogue access point within an organization's perimeter and attempted to Intrude into its internal network. Johnson, a security auditor, identified some unusual traffic in the internal network that is aimed at cracking the authentication mechanism. He immediately turned off the targeted network and tested for any weak and outdated security mechanisms that are open to attack. What is the type of vulnerability assessment performed by Johnson in the above scenario?

Options:

A.

Distributed assessment

B.

Wireless network assessment

C.

Host-based assessment

D.

Application assessment

Question 54

Tremp is an IT Security Manager planning to deploy an IDS. He needs a solution that:

Verifies success/failure of an attack

Monitors system activities

Detects local (host-based) attacks

Provides near real-time detection

Doesn’t require additional hardware

Has a lower entry cost

Which type of IDS is best suited for Tremp’s requirements?

Options:

A.

Gateway-based IDS

B.

Network-based IDS

C.

Host-based IDS

D.

Open source-based

Question 55

A pen tester is configuring a Windows laptop for a test. In setting up Wireshark, what driver and library are required to allow the NIC to work in promiscuous mode?

Options:

A.

Libpcap

B.

Awinpcap

C.

Winprom

D.

WinPcap

Question 56

George is a security professional working for iTech Solutions. He was tasked with securely transferring sensitive data of the organization between industrial systems. In this process, he used a short-range communication protocol based on the IEEE 203.15.4 standard. This protocol is used in devices that transfer data infrequently at a low rate in a restricted area, within a range of 10-100 m. What is the short-range wireless communication technology George employed in the above scenario?

Options:

A.

MQTT

B.

LPWAN

C.

Zigbee

D.

NB-IoT

Question 57

During a cryptographic audit of a legacy system, a security analyst observes that an outdated block cipher is leaking key-related information when analyzing large sets of plaintext–ciphertext pairs. What approach might an attacker exploit here?

Options:

A.

Launch a key replay through IV duplication

B.

Use linear approximations to infer secret bits

C.

Modify the padding to obtain plaintext

D.

Attack the hash algorithm for collisions

Question 58

Fred is the network administrator for his company. Fred is testing an internal switch. From an external IP address, Fred wants to try and trick this switch into thinking it already has established a session with his computer. How can Fred accomplish this?

Options:

A.

Fred can accomplish this by sending an IP packet with the RST/SIN bit and the source address of his computer.

B.

He can send an IP packet with the SYN bit and the source address of his computer.

C.

Fred can send an IP packet with the ACK bit set to zero and the source address of the switch.

D.

Fred can send an IP packet to the switch with the ACK bit and the source address of his machine.

Question 59

A penetration tester is conducting an external assessment of a corporate web server. They start by accessing and observe multiple Disallow entries that reference directories such as /admin-panel/, /backup/, and /confidentialdocs/. When the tester directly visits these paths via a browser, they find that access is not restricted by authentication and gain access to sensitive files, including server configuration and unprotected credentials. Which stage of the web server attack methodology is demonstrated in this scenario?

Options:

A.

Injecting malicious SQL queries to access sensitive database records

B.

Performing a cross-site request forgery (CSRF) attack to manipulate user actions

C.

Gathering information through exposed indexing instructions

D.

Leveraging the directory traversal flaw to access critical server files

Question 60

A penetration tester needs to identify open ports and services on a target network without triggering the organization's intrusion detection systems, which are configured to detect high-volume traffic and common scanning techniques. To achieve stealth, the tester decides to use a method that spreads out the scan over an extended period. Which scanning technique should the tester employ to minimize the risk of detection?

Options:

A.

Use a stealth scan by adjusting the scan timing options to be slow and random

B.

Perform a TCP SYN scan using a fast scan rate

C.

Execute a UDP scan targeting all ports simultaneously

D.

Conduct a TCP Xmas scan sending packets with all flags set

Question 61

A zero-day vulnerability is actively exploited in a critical web server, but no vendor patch is available. What should be the FIRST step to manage this risk?

Options:

A.

Shut down the server

B.

Apply a virtual patch using a WAF

C.

Perform regular backups and prepare IR plans

D.

Monitor for suspicious activity

Question 62

which of the following protocols can be used to secure an LDAP service against anonymous queries?

Options:

A.

SSO

B.

RADIUS

C.

WPA

D.

NTLM

Question 63

Gilbert, a web developer, uses a centralized web API to reduce complexity and increase the Integrity of updating and changing data. For this purpose, he uses a web service that uses HTTP methods such as PUT. POST. GET. and DELETE and can improve the overall performance, visibility, scalability, reliability, and portability of an application. What is the type of web-service API mentioned in the above scenario?

Options:

A.

JSON-RPC

B.

SOAP API

C.

RESTful API

D.

REST API

Question 64

During testing against a network protected by a signature-based IDS, the tester notices that standard scans are blocked. To evade detection, the tester sends TCP headers split into multiple small IP fragments so the IDS cannot reassemble or interpret them, but the destination host can. What technique is being used?

Options:

A.

IP decoying with randomized address positions

B.

SYN scan with spoofed MAC address

C.

Packet crafting with randomized window size

D.

Packet fragmentation to bypass filtering logic

Question 65

Robin, a professional hacker, targeted an organization's network to sniff all the traffic. During this process.

Robin plugged in a rogue switch to an unused port in the LAN with a priority lower than any other switch in the network so that he could make it a root bridge that will later allow him to sniff all the traffic in the network.

What is the attack performed by Robin in the above scenario?

Options:

A.

ARP spoofing attack

B.

VLAN hopping attack

C.

DNS poisoning attack

D.

STP attack

Question 66

A technician is resolving an issue where a computer is unable to connect to the Internet using a wireless access point. The computer is able to transfer files locally to other machines, but cannot successfully reach the Internet. When the technician examines the IP address and default gateway they are both on the 192.168.1.0/24. Which of the following has occurred?

Options:

A.

The computer is not using a private IP address.

B.

The gateway is not routing to a public IP address.

C.

The gateway and the computer are not on the same network.

D.

The computer is using an invalid IP address.

Question 67

What would be the purpose of running "wget 192.168.0.15 -q -S" against a web server?

Options:

A.

Performing content enumeration on the web server to discover hidden folders

B.

Using wget to perform banner grabbing on the web server

C.

Flooding the web server with requests to perform a DoS attack

D.

Downloading all the contents of the web page locally for further examination

Question 68

Miley, a professional hacker, decided to attack a target organization's network. To perform the attack, she used a tool to send fake ARP messages over the target network to link her MAC address with the target system's IP address. By performing this, Miley received messages directed to the victim's MAC address and further used the tool to intercept, steal, modify, and block sensitive communication to the target system.

What is the tool employed by Miley to perform the above attack?

Options:

A.

Gobbler

B.

KDerpNSpoof

C.

BetterCAP

D.

Wireshark

Question 69

Why is using Google Hacking justified during passive footprinting?

Options:

A.

Identifying weaknesses in website source code

B.

Locating phishing sites mimicking the organization

C.

Mapping internal network structures

D.

Discovering hidden organizational data indexed by search engines

Question 70

Eve is spending her day scanning the library computers. She notices that Alice is using a computer whose port 445 is active and listening. Eve uses the ENUM tool to enumerate Alice’s machine. From the command prompt, she types the following command:

What is Eve trying to do?

Options:

A.

Eve is trying to connect as a user with Administrator privileges

B.

Eve is trying to enumerate all users with Administrative privileges

C.

Eve is trying to carry out a password crack for user Administrator

D.

Eve is trying to escalate privilege of the null user to that of Administrator

Question 71

John, a professional hacker, targeted CyberSol Inc., an MNC. He decided to discover the IoT devices connected in the target network that are using default credentials and are vulnerable to various hijacking attacks. For this purpose, he used an automated tool to scan the target network for specific types of IoT devices and detect whether they are using the default, factory-set credentials. What is the tool employed by John in the above scenario?

Options:

A.

IoTSeeker

B.

IoT Inspector

C.

AT&T IoT Platform

D.

Azure IoT Central

Question 72

An ethical hacker needs to gather detailed information about a company's internal network without initiating any direct interaction that could be logged or raise suspicion. Which approach should be used to obtain this information covertly?

Options:

A.

Analyze the company's SSL certificates for internal details

B.

Examine email headers from past communications with the company

C.

Inspect public WHOIS records for hidden network data

D.

Utilize network scanning tools to map the company's IP range

Question 73

Which method of password cracking takes the most time and effort?

Options:

A.

Dictionary attack

B.

Shoulder surfing

C.

Rainbow tables

D.

Brute force

Question 74

A penetration tester is investigating a web server that allows unrestricted file uploads without validating file types. Which technique should be used to exploit this vulnerability and potentially gain control of the server?

Options:

A.

Perform a SQL injection attack to extract sensitive database information

B.

Upload a shell script disguised as an image file to execute commands on the server

C.

Conduct a brute-force attack on the server's FTP service to gain access

D.

Use a Cross-Site Scripting (XSS) attack to steal user session cookies

Question 75

A penetration tester is tasked with uncovering historical content from a company’s website, including previously exposed login portals or sensitive internal pages. Direct interaction with the live site is prohibited due to strict monitoring policies. To stay undetected, the tester decides to explore previously indexed snapshots of the organization’s web content saved by external sources. Which approach would most effectively support this passive information-gathering objective?

Options:

A.

Search with intext:"login" site:target.com to retrieve login data

B.

Use the link: operator to find backlinks to login portals

C.

Apply the cache: operator to view Google's stored versions of target pages

D.

Use the intitle:login operator to list current login pages

Question 76

Vlady wants to improve security awareness among non-technical employees who demonstrate poor security practices. What should be his first step?

Options:

A.

Warning to those who write passwords on post-it notes

B.

Developing a strict information security policy

C.

Information security awareness training

D.

Conducting one-to-one discussions with employees

Question 77

An ethical hacker conducts testing with full knowledge and permission. What type of hacking is this?

Options:

A.

Blue Hat

B.

Grey Hat

C.

White Hat

D.

Black Hat

Question 78

What type of analysis is performed when an attacker has partial knowledge of inner-workings of the application?

Options:

A.

Black-box

B.

Announced

C.

White-box

D.

Grey-box

Question 79

Tess King is using the nslookup command to craft queries to list all DNS information (such as Name Servers, host names, MX records, CNAME records, glue records (delegation for child Domains), zone serial number, TimeToLive (TTL) records, etc.) for a Domain.

What do you think Tess King is trying to accomplish? Select the best answer.

Options:

A.

A zone harvesting

B.

A zone transfer

C.

A zone update

D.

A zone estimate

Question 80

Which results will be returned with the following Google search query?

site:target.com –site:Marketing.target.com accounting

Options:

A.

Results from matches on the site marketing.target.com that are in the domain target.com but do not include the word accounting.

B.

Results matching all words in the query.

C.

Results for matches on target.com and Marketing.target.com that include the word “accounting”

D.

Results matching “accounting” in domain target.com but not on the site Marketing.target.com

Question 81

An organization decided to harden its security against web-application and web-server attacks. John, a security personnel in the organization, employed a security scanner to automate web-application security testing and to guard the organization's web infrastructure against web-application threats. Using that tool, he also wants to detect XSS, directory transversal problems, fault injection, SQL injection, attempts to execute commands, and several other attacks. Which of the following security scanners will help John perform the above task?

Options:

A.

AlienVault®OSSIM™

B.

Syhunt Hybrid

C.

Saleae Logic Analyzer

D.

Cisco ASA

Question 82

You went to great lengths to install all the necessary technologies to prevent hacking attacks, such as expensive firewalls, antivirus software, anti-spam systems, and intrusion detection/prevention tools in your company's network. You are confident that hackers will never be able to gain access. Your peer, Peter Smith, disagrees and says the presence of a “weakest link” still exposes the network.

What is Peter Smith talking about?

Options:

A.

Untrained staff or ignorant computer users who inadvertently become the weakest link in your security chain

B.

"Zero-day" exploits are the weakest link in the security chain since IDS will not be able to detect these attacks

C.

"Polymorphic viruses" are the weakest link in the security chain since antivirus scanners will not be able to detect these attacks

D.

Continuous spam emails cannot be blocked by your security system since spammers use different techniques to bypass filters

Question 83

A financial services firm is experiencing a sophisticated DoS attack on their DNS servers using DNS amplification and on their web servers using HTTP floods. Traditional firewall rules and IDS are failing to mitigate the attack effectively. To protect their infrastructure without impacting legitimate users, which advanced mitigation strategy should the firm implement?

Options:

A.

Increase server capacity and implement simple rate limiting

B.

Block all incoming traffic from suspicious IP ranges using access control lists

C.

Deploy a Web Application Firewall (WAF) to filter HTTP traffic

D.

Utilize a cloud-based DDoS protection service with traffic scrubbing capabilities

Question 84

A tester evaluates a login form that builds SQL queries using unsanitized input. By submitting a single quote ('), the tester bypasses authentication and logs in. What type of SQL injection occurred?

Options:

A.

UNION-based SQL injection

B.

Error-based SQL injection

C.

Time-based blind SQL injection

D.

Tautology-based SQL injection

Question 85

An attacker gained escalated privileges on a critical server. What should be done FIRST to contain the threat with minimal disruption?

Options:

A.

Engage a forensic team immediately

B.

Power down the server and isolate it

C.

Monitor, analyze, and then isolate the server

D.

Conduct a vulnerability scan on all servers

Question 86

Which of the following scanning method splits the TCP header into several packets and makes it difficult for packet filters to detect the purpose of the packet?

Options:

A.

ACK flag probe scanning

B.

ICMP Echo scanning

C.

SYN/FIN scanning using IP fragments

D.

IPID scanning

Question 87

As a Certified Ethical Hacker assessing session management vulnerabilities in a secure web application using MFA, encrypted cookies, and a WAF, which technique would most effectively exploit a session management weakness while bypassing these defenses?

Options:

A.

Utilizing Session Fixation to force a victim to use a known session ID

B.

Executing a Cross-Site Request Forgery (CSRF) attack

C.

Exploiting insecure deserialization vulnerabilities for code execution

D.

Conducting Session Sidejacking using captured session tokens

Question 88

An attacker with access to the inside network of a small company launches a successful STP manipulation attack. What will he do next?

Options:

A.

He will create a SPAN entry on the spoofed root bridge and redirect traffic to his computer.

B.

He will activate OSPF on the spoofed root bridge.

C.

He will repeat this action so that it escalates to a DoS attack.

D.

He will repeat the same attack against all L2 switches of the network.

Question 89

Based on the following extract from the log of a compromised machine, what is the hacker really trying to steal?

[Note: Since the log extract is not shown in your message, we must rely on common indicators in similar scenarios.]

If the log shows paths such as:

Then the correct answer is:

Options:

A.

C:\WINNT\system32\config\SAM

B.

or access to Repair\SAM or Repair\system

C.

or related command lines accessing registry hives

Question 90

Scenario: Joe turns on his home computer to access personal online banking. When he enters the URL the website is displayed, but it prompts him to re-enter his credentials as if he has never visited the site before. When he examines the website URL closer, he finds that the site is not secure and the web address appears different. What type of attack he is experiencing?.

Options:

A.

Dos attack

B.

DHCP spoofing

C.

ARP cache poisoning

D.

DNS hijacking

Question 91

A certified ethical hacker is conducting a Whois footprinting activity on a specific domain. The individual is leveraging various tools such as Batch IP Converter and Whols Analyzer Pro to retrieve vital details but is unable to gather complete Whois information from the registrar for a particular set of data. As the hacker, what might be the probable data model being utilized by the domain's registrar for storing and looking up

Who is information?

Options:

A.

Thick Whois model with a malfunctioning server

B.

Thick Whois model working correctly

C.

Thin Whois model with a malfunctioning server

D.

Thin Whois model working correctly

Question 92

You discover a Web API integrated with webhooks and an existing administrative web shell. Your objective is to compromise the system while leaving minimal traces. Which technique is most effective?

Options:

A.

SSRF to perform unauthorized API calls

B.

IDOR exploitation

C.

Upload malicious scripts via the web shell

D.

Manipulate the webhook for unintended data transfer

Question 93

what are common files on a web server that can be misconfigured and provide useful Information for a hacker such as verbose error messages?

Options:

A.

httpd.conf

B.

administration.config

C.

idq.dll

D.

php.ini

Question 94

PGP, SSL, and IKE are all examples of which type of cryptography?

Options:

A.

Digest

B.

Secret Key

C.

Public Key

D.

Hash Algorithm

Question 95

During an Xmas scan, what indicates a port is closed?

Options:

A.

No return response

B.

RST

C.

ACK

D.

SYN

Question 96

During a reconnaissance mission, an ethical hacker uses Maltego, a popular footprinting tool, to collect information about a target organization. The information includes the target's Internet infrastructure details (domains, DNS names, Netblocks, IP address information). The hacker decides to use social engineering

techniques to gain further information. Which of the following would be the least likely method of social engineering to yield beneficial information based on the data collected?

Options:

A.

Shoulder surfing to observe sensitive credentials input on the target's computers

B.

Impersonating an ISP technical support agent to trick the target into providing further network details

C.

Dumpster diving in the target company’s trash bins for valuable printouts

D.

Eavesdropping on internal corporate conversations to understand key topics

Question 97

You need a tool that can do network intrusion prevention and intrusion detection, function as a network sniffer, and record network activity. What tool would you most likely select?

Options:

A.

Nmap

B.

Cain & Abel

C.

Nessus

D.

Snort

Question 98

Which advanced session hijacking technique is hardest to detect and mitigate in a remote-access environment?

Options:

A.

Session sidejacking over public Wi-Fi

B.

ARP spoofing on local networks

C.

Brute-force session guessing

D.

Cookie poisoning

Question 99

Allen, a professional pen tester, was hired by xpertTech solutWns to perform an attack simul-ation on the organization's network resources. To perform the attack, he took advantage of the NetBIOS API and targeted the NetBIOS service. B/enumerating NetBIOS, he found that port 139 was open and could see the resources that could be accessed or viewed on a remote system. He came across many NetBIOS codes during enumeration.

identify the NetBIOS code used for obtaining the messenger service running for the logged-in user?

Options:

A.

<1B>

B.

<00>

C.

<03>

D.

<20>

Question 100

Tony wants to integrate a 128-bit symmetric block cipher with key sizes of 128, 192, or 256 bits into a software program, which involves 32 rounds of computational operations that include substitution and permutation operations on four 32-bit word blocks using 8-variable S-boxes with 4-bit entry and 4-bit exit.

Which of the following algorithms includes all the above features and can be integrated by Tony into the software program?

Options:

A.

TEA

B.

CAST-128

C.

RC5

D.

Serpent

Question 101

An ethical hacker is testing the security of a website's database system against SQL Injection attacks. They discover that the IDS has a strong signature detection mechanism to detect typical SQL injection patterns.

Which evasion technique can be most effectively used to bypass the IDS signature detection while performing a SQL Injection attack?

Options:

A.

Implement case variation by altering the case of SQL statements

B.

Employ IP fragmentation to obscure the attack payload

C.

Use Hex encoding to represent the SQL query string

D.

Leverage string concatenation to break identifiable keywords

Question 102

Which technique best exploits session management despite MFA, encrypted cookies, and WAFs?

Options:

A.

CSRF

B.

Side jacking

C.

Session fixation

D.

Insecure deserialization

Question 103

BitLocker encryption has been implemented for all the Windows-based computers in an organization. You are concerned that someone might lose their cryptographic key. Therefore, a mechanism was implemented to recover the keys from Active Directory.

What is this mechanism called in cryptography?

Options:

A.

Key archival

B.

Key escrow

C.

Certificate rollover

D.

Key renewal

Question 104

A red team member uses an access token obtained from an Azure function to authenticate with Azure PowerShell and retrieve storage account keys. What kind of abuse does this scenario demonstrate?

Options:

A.

Gathering NSG rule information

B.

Exploiting managed identities for unauthorized access

C.

Lateral movement via Stormspotter

D.

Enumeration of user groups with AzureGraph

Question 105

A penetration tester has gained access to a target system using default credentials. What is the most effective next step to escalate privileges on the system?

Options:

A.

Perform a denial-of-service (DoS) attack to crash the system

B.

Use a known local privilege escalation vulnerability to gain admin access

C.

Execute a Cross-Site Scripting (XSS) attack on the system's login page

D.

Use a dictionary attack to brute-force the root password

Question 106

While using your bank’s online servicing you notice the following string in the URL bar:

" &Damount=10980&Camount=21"

You observe that if you modify the Damount & Camount values and submit the request, that data on the web page reflects the changes.

Which type of vulnerability is present on this site?

Options:

A.

Cookie Tampering

B.

SQL Injection

C.

Web Parameter Tampering

D.

XSS Reflection

Question 107

Which of the following steps for risk assessment methodology refers to vulnerability identification?

Options:

A.

Determines if any flaws exist in systems, policies, or procedures

B.

Assigns values to risk probabilities; Impact values

C.

Determines risk probability that vulnerability will be exploited (High, Medium, Low)

D.

Identifies sources of harm to an IT system (Natural, Human, Environmental)

Question 108

An organization is performing a vulnerability assessment tor mitigating threats. James, a pen tester, scanned the organization by building an inventory of the protocols found on the organization's machines to detect which ports are attached to services such as an email server, a web server or a database server. After identifying the services, he selected the vulnerabilities on each machine and started executing only the relevant tests. What is the type of vulnerability assessment solution that James employed in the above scenario?

Options:

A.

Product-based solutions

B.

Tree-based assessment

C.

Service-based solutions

D.

inference-based assessment

Question 109

An Nmap SMTP enumeration script returns valid usernames. What misconfiguration is being exploited?

Options:

A.

SMTP VRFY/EXPN/RCPT commands exposed

B.

SMTP authentication bypass

C.

Misconfigured MX records

D.

STARTTLS disabled

Question 110

During an internal red team engagement, an operator discovers that TCP port 389 is open on a target system identified as a domain controller. To assess the extent of LDAP exposure, the operator runs the command ldapsearch -h -x -s base namingcontexts and receives a response revealing the base distinguished name (DN): DC=internal,DC=corp. This naming context indicates the root of the LDAP directory structure. With this discovery, the operator plans the next step to continue LDAP enumeration and expand visibility into users and objects in the domain. What is the most logical next action?

Options:

A.

Launch a brute-force attack against user passwords via SMB

B.

Conduct an ARP scan on the local subnet

C.

Attempt an RDP login to the domain controller

D.

Use the base DN in a filter to enumerate directory objects

Question 111

Alice needs to send a confidential document to her coworker. Bryan. Their company has public key infrastructure set up. Therefore. Alice both encrypts the message and digitally signs it. Alice uses_______to encrypt the message, and Bryan uses__________to confirm the digital signature.

Options:

A.

Bryan’s public key; Bryan’s public key

B.

Alice’s public key; Alice’s public key

C.

Bryan’s private key; Alice’s public key

D.

Bryan’s public key; Alice’s public key

Question 112

During a cloud security assessment, you discover a former employee still has access to critical cloud resources months after leaving. Which practice would most effectively prevent this?

Options:

A.

Real-time traffic analysis

B.

Regular penetration testing

C.

Enforcing timely user de-provisioning

D.

Multi-cloud deployment

Question 113

Infected systems receive external instructions over HTTP and DNS, with fileless payloads modifying system components. What is the most effective action to detect and disrupt this malware?

Options:

A.

Update antivirus signatures regularly

B.

Allow only encrypted traffic via proxies

C.

Block common malware ports

D.

Use behavioral analytics to monitor abnormal outbound behavior

Question 114

A critical flaw exists in a cloud provider’s API. What is the most likely threat?

Options:

A.

Physical security breaches

B.

Unauthorized access to cloud resources

C.

DDoS attacks

D.

Compromise of encrypted data at rest

Question 115

During a routine security audit, administrators found that cloud storage backups were illegally accessed and modified. What countermeasure would most directly mitigate such incidents in the future?

Options:

A.

Deploying biometric entry systems

B.

Implementing resource auto-scaling

C.

Regularly conducting SQL injection testing

D.

Adopting the 3-2-1 backup model

Question 116

You receive an email prompting you to download “Antivirus 2010” software using a suspicious link. The software claims to provide protection but redirects you to an unknown site.

How will you determine if this is a Real or Fake Antivirus website?

Options:

A.

Look at the website design, if it looks professional then it is a Real Antivirus website

B.

Connect to the site using SSL, if you are successful then the website is genuine

C.

Search using the URL and Antivirus product name into Google and look out for suspicious warnings against this site

D.

Download and install Antivirus software from this suspicious looking site, your Windows 7 will prompt you and stop the installation if the downloaded file is a malware

E.

Same as D (duplicated)

Question 117

Which technique is commonly used by attackers to evade firewall detection?

Options:

A.

Spoofing source IP addresses to appear trusted

B.

Using open-source operating systems

C.

Using encrypted communication channels

D.

Social engineering employees

Question 118

When conducting a penetration test, it is crucial to use all means to get all available information about the target network. One of the ways to do that is by sniffing the network. Which of the following cannot be performed by passive network sniffing?

Options:

A.

Identifying operating systems, services, protocols and devices

B.

Modifying and replaying captured network traffic

C.

Collecting unencrypted information about usernames and passwords

D.

Capturing a network traffic for further analysis

Question 119

What is the main difference between ethical hacking and malicious hacking?

Options:

A.

Ethical hacking is illegal, while malicious hacking is legal

B.

Ethical hackers use different tools than malicious hackers

C.

Ethical hacking is performed with permission, while malicious hacking is unauthorized

D.

Ethical hackers always work alone, while malicious hackers work in teams

Question 120

A Certified Ethical Hacker (CEH) is given the task to perform an LDAP enumeration on a target system. The system is secured and accepts connections only on secure LDAP. The CEH uses Python for the enumeration process. After successfully installing LDAP and establishing a connection with the target, he attempts to fetch details like the domain name and naming context but is unable to receive the expected response. Considering the circumstances, which of the following is the most plausible reason for this situation?

Options:

A.

The Python version installed on the CEH's machine is incompatible with the Idap3 library

B.

The secure LDAP connection was not properly initialized due to a lack of 'use_ssl = True' in the server object creation

C.

The enumeration process was blocked by the target system's intrusion detection system

D.

The system failed to establish a connection due to an incorrect port number

Question 121

How can rainbow tables be defeated?

Options:

A.

Use of non-dictionary words

B.

All uppercase character passwords

C.

Password salting

D.

Lockout accounts under brute force password cracking attempts

Question 122

Attackers abused Android Debug Bridge (ADB) to issue unauthorized commands. What is the strongest countermeasure?

Options:

A.

Enforce VPN usage

B.

Adopt biometric authentication

C.

Disable ADB except in strictly controlled environments

D.

Frequently update MDM systems

Question 123

Techno Security Inc. recently hired John as a penetration tester. He was tasked with identifying open ports in the target network and determining whether the ports are online and any firewall rule sets are encountered. John decided to perform a TCP SYN ping scan on the target network. Which of the following Nmap commands must John use to perform the TCP SYN ping scan?

Options:

A.

nmap -sn -pp

B.

nmap -sn -PO

C.

nmap -sn -PS

D.

nmap -sn -PA

Question 124

This is an attack that takes advantage of a web site vulnerability in which the site displays content that includes un-sanitized user-provided data.

What is this attack?

Options:

A.

Cross-site-scripting attack

B.

SQL Injection

C.

URL Traversal attack

D.

Buffer Overflow attack

Question 125

A kernel-level rootkit is discovered. What is the safest remediation strategy?

Options:

A.

Power down immediately

B.

Deploy honeypots

C.

Full system format and reinstall

D.

Use rootkit scanners and tailored removal

Question 126

While testing a web application in development, you notice that the web server does not properly ignore the “dot dot slash” (../) character string and instead returns the file listing of a folder structure of the server.

What kind of attack is possible in this scenario?

Options:

A.

Cross-site scripting

B.

Denial of service

C.

SQL injection

D.

Directory traversal

Question 127

You have successfully comprised a server having an IP address of 10.10.0.5. You would like to enumerate all machines in the same network quickly.

What is the best Nmap command you will use?

Options:

A.

nmap -T4 -q 10.10.0.0/24

B.

nmap -T4 -F 10.10.0.0/24

C.

nmap -T4 -r 10.10.1.0/24

D.

nmap -T4 -O 10.10.0.0/24

Question 128

As an IT Security Analyst, you’ve been asked to review the security measures of an e-commerce website that relies on a SQL database for storing sensitive customer data. Recently, an anonymous tip has alerted you to a possible threat: a seasoned hacker who specializes in SQL Injection attacks may be targeting your system. The site already employs input validation measures to prevent basic injection attacks, and it blocks any user inputs containing suspicious patterns. However, this hacker is known to use advanced SQL Injection techniques. Given this situation, which of the following strategies would the hacker most likely adopt to bypass your security measures?

Options:

A.

The hacker could deploy an 'out-of-band' SQL Injection attack, extracting data via a different communication channel, such as DNS or HTTP requests

B.

The hacker may resort to a DDoS attack instead, attempting to crash the server and thus render the e commerce site unavailable

C.

The hacker may try to use SQL commands which are less known and less likely to be blocked by your system's security

D.

The hacker might employ a blind' SQL Injection attack, taking advantage of the application's true or false responses to extract data bit by bit

Question 129

Bobby, an attacker, targeted a user and decided to hijack and intercept all their wireless communications. He installed a fake communication tower between two authentic endpoints to mislead the victim. Bobby used this virtual tower to interrupt the data transmission between the user and real tower, attempting to hijack an active session, upon receiving the users request. Bobby manipulated the traffic with the virtual tower and redirected the victim to a malicious website. What is the attack performed by Bobby in the above scenario?

Options:

A.

Wardriving

B.

KRACK attack

C.

jamming signal attack

D.

aLTEr attack

Question 130

In an attempt to damage the reputation of a competitor organization, Hailey, a professional hacker, gathers a list of employee and client email addresses and other related information by using various search engines, social networking sites, and web spidering tools. In this process, she also uses an automated tool to gather a list of words from the target website to further perform a brute-force attack on the previously gathered email addresses.

What is the tool used by Hailey for gathering a list of words from the target website?

Options:

A.

Shadowsocks

B.

CeWL

C.

Psiphon

D.

Orbot

Question 131

Firewalls are the software or hardware systems that are able to control and monitor the traffic coming in and out the target network based on pre-defined set of rules. Which of the following types of firewalls can protect against SQL injection attacks?

Options:

A.

Data-driven firewall

B.

Packet firewall

C.

Web application firewall

D.

Stateful firewall

Question 132

If you send a TCP ACK segment to a known closed port on a firewall but it does not respond with an RST, what do you know about the firewall you are scanning?

Options:

A.

There is no firewall in place.

B.

This event does not tell you anything about the firewall.

C.

It is a stateful firewall

D.

It is a non-stateful firewall.

Question 133

A cyber adversary wants to enumerate firewall rules while minimizing noise and mimicking normal traffic behavior. Which reconnaissance technique enables mapping of firewall filtering behavior using TTL-manipulated packets?

Options:

A.

Sending ICMP Echo requests to the network's broadcast address

B.

Passive DNS monitoring to observe domain-to-IP relationships

C.

Conducting full SYN scans on all ports for each discovered IP

D.

Firewalking with manipulated TTL values to analyze ACL responses

Question 134

Stella, a professional hacker, performs an attack on web services by exploiting a vulnerability that provides additional routing information in the SOAP header to support asynchronous communication. This further allows the transmission of web-service requests and response messages using different TCP connections. Which of the following attack techniques is used by Stella to compromise the web services?

Options:

A.

XML injection

B.

WS-Address spoofing

C.

SOAPAction spoofing

D.

Web services parsing attacks

Question 135

Steve, a scientist who works in a governmental security agency, developed a technological solution to identify people based on walking patterns and implemented this approach to a physical control access.

A camera captures people walking and identifies the individuals using Steve’s approach.

After that, people must approximate their RFID badges. Both the identifications are required to open the door. In this case, we can say:

Options:

A.

Although the approach has two phases, it actually implements just one authentication factor

B.

The solution implements the two authentication factors: physical object and physical characteristic

C.

The solution will have a high level of false positives

D.

Biological motion cannot be used to identify people

Question 136

During a covert red team engagement, a penetration tester is tasked with identifying live hosts in a target organization’s internal subnet (10.0.0.0/24) without triggering intrusion detection systems (IDS). To remain undetected, the tester opts to use the command nmap -sn -PE 10.0.0.0/24, which results in several "Host is up" responses, even though the organization’s IDS is tuned to detect high-volume scans. After the engagement, the client reviews the logs and is surprised that the scan was not flagged. What allowed the scan to complete without triggering alerts?

Options:

A.

It used TCP ACK packets that were allowed through.

B.

It used UDP packets that bypassed ICMP inspection.

C.

It scanned only the ports open in the firewall whitelist.

D.

It performed an ICMP Echo ping sweep without port probing.

Question 137

What type of a vulnerability/attack is it when the malicious person forces the user’s browser to send an authenticated request to a server?

Options:

A.

Session hijacking

B.

Server Side Request Forgery

C.

Cross-site request forgery

D.

Cross-site scripting

Question 138

During LDAP-based enumeration, you observe that some critical information cannot be retrieved. What is the most likely reason?

Options:

A.

LDAP directory data is protected by Access Control Lists (ACLs)

B.

LDAP is running on a non-standard port

C.

Hosts are in a different subnet

D.

Network congestion is causing dropped requests

Question 139

Which of the following antennas is commonly used in communications for a frequency band of 10 MHz to VHF and UHF?

Options:

A.

Yagi antenna

B.

Dipole antenna

C.

Parabolic grid antenna

D.

Omnidirectional antenna

Question 140

Robert, a professional hacker, is attempting to execute a fault injection attack on a target IoT device. In this process, he injects faults into the power supply that can be used for remote execution, also causing the skipping of key instructions. He also injects faults into the clock network used for delivering a synchronized signal across the chip.

Which of the following types of fault injection attack is performed by Robert in the above scenario?

Options:

A.

Frequency/voltage tampering

B.

Optical, electromagnetic fault injection (EMFI)

C.

Temperature attack

D.

Power/clock/reset glitching

Question 141

A security researcher reviewing an organization's website source code finds references to Amazon S3 file locations. What is the most effective way to identify additional publicly accessible S3 bucket URLs used by the target?

Options:

A.

Exploit XSS to force the page to reveal the S3 links

B.

Use Google advanced search operators to enumerate S3 bucket URLs

C.

Use SQL injection to extract internal file paths from the database

D.

Perform packet sniffing to intercept internal S3 bucket names

Question 142

Joseph was the Web site administrator for the Mason Insurance in New York, whose main website was located at Joseph uses his laptop computer regularly to administer the website. One night, Joseph received an urgent phone call from his friend, Smith. According to Smith, the main Mason Insurance website had been vandalized! All of its normal content was removed and replaced with an attacker’s message:

“H@cker Mess@ge: Y0u @re De@d! Fre@ks!”

From his office network (internal), Joseph saw the normal site. But from an external DSL connection, users saw the defaced site. Joseph checked the web server with Tripwire and found no system file or content change.

How did the attacker accomplish this hack?

Options:

A.

ARP spoofing

B.

SQL injection

C.

DNS poisoning

D.

Routing table injection

Question 143

As an IT technician in a small software development company, you are responsible for protecting the network against various cyber threats. You learn that attackers often try to bypass firewalls. Which of the following is a common technique used by attackers to evade firewall detection?

Options:

A.

Changing the source IP address of packets to make traffic appear to originate from a trusted source

B.

Using encrypted communication channels to evade network monitoring tools

C.

Using social engineering techniques to trick employees into revealing sensitive information

D.

Implementing an open-source operating system to bypass proprietary software restrictions

Question 144

To create a botnet. the attacker can use several techniques to scan vulnerable machines. The attacker first collects Information about a large number of vulnerable machines to create a list. Subsequently, they infect the machines. The list Is divided by assigning half of the list to the newly compromised machines. The scanning process runs simultaneously. This technique ensures the spreading and installation of malicious code in little time.

Which technique is discussed here?

Options:

A.

Hit-list-scanning technique

B.

Topological scanning technique

C.

Subnet scanning technique

D.

Permutation scanning technique

Question 145

You are analyzing traffic on the network with Wireshark. You want to routinely run a cron job which will run the capture against a specific set of IPs - 192.168.8.0/24. What command would you use?

Options:

A.

wireshark --fetch '192.168.8*'

B.

wireshark --capture --local masked 192.168.8.0 ---range 24

C.

tshark -net 192.255.255.255 mask 192.168.8.0

D.

sudo tshark -f "net 192.168.8.0/24"

Question 146

DHCP snooping is a great solution to prevent rogue DHCP servers on your network. Which security feature on switchers leverages the DHCP snooping database to help prevent man-in-the-middle attacks?

Options:

A.

Spanning tree

B.

Dynamic ARP Inspection (DAI)

C.

Port security

D.

Layer 2 Attack Prevention Protocol (LAPP)

Question 147

A major financial institution is experiencing persistent DoS attacks against online banking, disrupting transactions. Which sophisticated DoS technique poses the greatest challenge to detect and mitigate effectively, potentially jeopardizing service availability?

Options:

A.

A synchronized Layer 3 Smurf attack flooding routers with ICMP echo requests

B.

A distributed SQL injection attack against online banking database servers causing resource exhaustion

C.

A zero-day buffer overflow exploit against the web server causing service unavailability via RCE

D.

A coordinated UDP flood targeting authoritative DNS servers to disrupt domain resolution

Question 148

Dorian Is sending a digitally signed email to Polly, with which key is Dorian signing this message and how is Poly validating It?

Options:

A.

Dorian is signing the message with his public key. and Poly will verify that the message came from Dorian by using Dorian's private key.

B.

Dorian Is signing the message with Polys public key. and Poly will verify that the message came from Dorian by using Dorian's public key.

C.

Dorian is signing the message with his private key. and Poly will verify that the message came from Dorian by using Dorian's public key.

D.

Dorian is signing the message with Polys private key. and Poly will verify mat the message came from Dorian by using Dorian's public key.

Question 149

What is the main security service a cryptographic hash provides?

Options:

A.

Integrity and ease of computation

B.

Message authentication and collision resistance

C.

Integrity and collision resistance

D.

Integrity and computational infeasibility

Question 150

The security administrator of ABC needs to permit Internet traffic in the host 10.0.0.2 and UDP traffic in the host

10.0.0.3. He also needs to permit all FTP traffic to the rest of the network and deny all other traffic. After he

applied his ACL configuration in the router, nobody can access the ftp, and the permitted hosts cannot access

the Internet. According to the next configuration, what is happening in the network?

access-list 102 deny tcp any any

access-list 104 permit udp host 10.0.0.3 any

access-list 110 permit tcp host 10.0.0.2 eq www any

access-list 108 permit tcp any eq ftp any

Options:

A.

The ACL 104 needs to be first because is UDP

B.

The first ACL is denying all TCP traffic and the other ACLs are being ignored by the router

C.

The ACL for FTP must be before the ACL 110

D.

The ACL 110 needs to be changed to port 80

Question 151

Which best describes the role of a penetration tester?

Options:

A.

Unauthorized malicious hacker

B.

Malware distributor

C.

Authorized security professional who exploits vulnerabilities

D.

Malicious code developer

Question 152

Which Metasploit Framework tool can help penetration tester for evading Anti-virus Systems?

Options:

A.

msfpayload

B.

msfcli

C.

msfd

D.

msfencode

Question 153

There have been concerns in your network that the wireless network component is not sufficiently secure. You perform a vulnerability scan of the wireless network and find that it is using an old encryption protocol that was designed to mimic wired encryption, what encryption protocol is being used?

Options:

A.

WEP

B.

RADIUS

C.

WPA

D.

WPA3

Question 154

Taylor, a security professional, uses a tool to monitor her company's website, analyze the website's traffic, and track the geographical location of the users visiting the company's website. Which of the following tools did Taylor employ in the above scenario?

Options:

A.

WebSite Watcher

B.

web-Stat

C.

Webroot

D.

WAFW00F

Question 155

John is an incident handler at a financial institution. His steps in a recent incident are not up to the standards of the company. John frequently forgets some steps and procedures while handling responses as they are very stressful to perform. Which of the following actions should John take to overcome this problem with the least administrative effort?

Options:

A.

Create an incident checklist.

B.

Select someone else to check the procedures.

C.

Increase his technical skills.

D.

Read the incident manual every time it occurs.

Question 156

A penetration tester is evaluating a secure web application that uses HTTPS, secure cookie flags, and regenerates session IDs only during specific user actions. To hijack a legitimate user's session without triggering security alerts, which advanced session hijacking technique should the tester employ?

Options:

A.

Perform a man-in-the-middle attack by exploiting certificate vulnerabilities

B.

Use a session fixation attack by setting a known session ID before the user logs in

C.

Conduct a session token prediction attack by analyzing session ID patterns

D.

Implement a Cross-Site Scripting (XSS) attack to steal session tokens

Question 157

A penetration tester detects malware on a system that secretly records all keystrokes entered by the user. What type of malware is this?

Options:

A.

Rootkit

B.

Ransomware

C.

Keylogger

D.

Worm

Question 158

A penetration tester identifies malware that monitors the activities of a user and secretly collects personal information, such as login credentials and browsing habits. What type of malware is this?

Options:

A.

Worm

B.

Rootkit

C.

Spyware

D.

Ransomware

Question 159

John, a disgruntled ex-employee of an organization, contacted a professional hacker to exploit the organization. In the attack process, the professional hacker Installed a scanner on a machine belonging to one of the vktims and scanned several machines on the same network to Identify vulnerabilities to perform further exploitation. What is the type of vulnerability assessment tool employed by John in the above scenario?

Options:

A.

Proxy scanner

B.

Agent-based scanner

C.

Network-based scanner

D.

Cluster scanner

Question 160

In the field of cryptanalysis, what is meant by a “rubber-hose" attack?

Options:

A.

Attempting to decrypt cipher text by making logical assumptions about the contents of the original plain text.

B.

Extraction of cryptographic secrets through coercion or torture.

C.

Forcing the targeted key stream through a hardware-accelerated device such as an ASIC.

D.

A backdoor placed into a cryptographic algorithm by its creator.

Question 161

By performing a penetration test, you gained access under a user account. During the test, you established a connection with your own machine via the SMB service and occasionally entered your login and password in plaintext.

Which file do you have to clean to clear the password?

Options:

A.

.X session-log

B.

.bashrc

C.

.profile

D.

.bash_history

Question 162

During a black-box penetration test, an attacker runs the following command:

nmap -p25 --script smtp-enum-users --script-args EXPN,RCPT

The script successfully returns multiple valid usernames. Which server misconfiguration is being exploited?

Options:

A.

The SMTP server allows authentication without credentials

B.

The SMTP server has disabled STARTTLS, allowing plaintext enumeration

C.

SMTP user verification commands are exposed without restrictions

D.

DNS MX records point to an internal mail relay

Question 163

During security awareness training, which scenario best describes a tailgating social engineering attack?

Options:

A.

An attacker impersonates a customer to recover account credentials

B.

An attacker leaves a malicious USB labeled “Employee Bonus List”

C.

A person gains access to a secure building by following an authorized employee through a locked door

D.

An email urges employees to enter credentials for an urgent system update

Question 164

These hackers have limited or no training and know how to use only basic techniques or tools. What kind of hackers are we talking about?

Options:

A.

Black-Hat Hackers

B.

Script Kiddies

C.

White-Hat Hackers

D.

Gray-Hat Hackers

Question 165

During the process of encryption and decryption, what keys are shared?

Options:

A.

Private keys

B.

User passwords

C.

Public keys

D.

Public and private keys

Question 166

Working as an Information Security Analyst, you are creating training material on session hijacking. Which scenario best describes a side jacking attack?

Options:

A.

An attacker uses social engineering to trick an employee into revealing their password.

B.

An attacker intercepts network traffic, captures unencrypted session cookies, and uses these to impersonate the user.

C.

An attacker exploits a firewall vulnerability to gain access to internal systems.

D.

An attacker convinces an employee to visit a malicious site that injects a script into their browser.

Question 167

While performing a SYN (half-open) scan using Nmap, you send a SYN packet to a target IP address and receive a SYN/ACK response. How should this result be interpreted?

Options:

A.

The scanned port is open and ready to establish a connection

B.

The target IP is unreachable

C.

The port is filtered by a firewall

D.

The port is closed but acknowledged

Question 168

You are a penetration tester and are about to perform a scan on a specific server. The agreement that you signed with the client contains the following specific condition for the scan: “The attacker must scan every port on the server several times using a set of spoofed sources IP addresses. ” Suppose that you are using Nmap to perform this scan. What flag will you use to satisfy this requirement?

Options:

A.

The -A flag

B.

The -g flag

C.

The -f flag

D.

The -D flag

Question 169

jane invites her friends Alice and John over for a LAN party. Alice and John access Jane's wireless network without a password. However. Jane has a long, complex password on her router. What attack has likely occurred?

Options:

A.

Wireless sniffing

B.

Piggybacking

C.

Evil twin

D.

Wardriving

Question 170

An attacker extracts the initial bytes from an encrypted file container and uses a tool to iterate through numeric combinations. What type of cryptanalytic technique is being utilized?

Options:

A.

Seek identical digests across hash outputs

B.

Test every possible password through automation

C.

Force encryption key through quantum solving

D.

Analyze output length to spot anomalies

Question 171

A penetration tester is assessing an IoT thermostat used in a smart home system. The device communicates with a cloud server for updates and commands. The tester discovers that communication between the device and the cloud server is not encrypted. What is the most effective way to exploit this vulnerability?

Options:

A.

Conduct a Cross-Site Scripting (XSS) attack on the thermostat’s web interface

B.

Perform a brute-force attack on the thermostat’s local admin login

C.

Execute a SQL injection attack on the cloud server's login page

D.

Use a man-in-the-middle (MitM) attack to intercept and manipulate unencrypted communication

Question 172

What useful information is gathered during a successful Simple Mail Transfer Protocol (SMTP) enumeration?

Options:

A.

The two internal commands VRFY and EXPN provide a confirmation of valid users, email addresses, aliases, and mailing lists.

B.

Reveals the daily outgoing message limits before mailboxes are locked

C.

The internal command RCPT provides a list of ports open to message traffic.

D.

A list of all mail proxy server addresses used by the targeted host

Question 173

While analyzing logs, you observe a large number of TCP SYN packets sent to various ports with no corresponding ACKs. What scanning technique was likely used?

Options:

A.

SYN scan (half-open scanning)

B.

XMAS scan

C.

SYN/ACK scan

D.

TCP Connect scan

Question 174

Which Nmap option would you use if you were not concerned about being detected and wanted to perform a very fast scan?

Options:

A.

-T5

B.

-O

C.

-T0

D.

-A

Question 175

As a cybersecurity professional at XYZ Corporation, you are tasked with investigating anomalies in system logs that suggest potential unauthorized activity. System administrators have detected repeated failed login attempts on a critical server, followed by a sudden surge in outbound data traffic. These indicators suggest a possible compromise. Given the sensitive nature of the system and the sophistication of the threat, what should be your initial course of action?

Options:

A.

Conduct real-time monitoring of the server, analyze logs for abnormal patterns, and identify the nature of the activity to formulate immediate countermeasures.

B.

Conduct a comprehensive audit of all outbound traffic and analyze destination IP addresses to map the attacker’s network.

C.

Immediately reset all server credentials and instruct all users to change their passwords.

D.

Immediately disconnect the affected server from the network to prevent further data exfiltration.

Question 176

John, a professional hacker, decided to use DNS to perform data exfiltration on a target network, in this process, he embedded malicious data into the DNS protocol packets that even DNSSEC cannot detect. Using this technique. John successfully injected malware to bypass a firewall and maintained communication with the victim machine and C&C server. What is the technique employed by John to bypass the firewall?

Options:

A.

DNS cache snooping

B.

DNSSEC zone walking

C.

DNS tunneling method

D.

DNS enumeration

Question 177

You are the chief cybersecurity officer at CloudSecure Inc., and your team is responsible for securing a cloudbased application that handles sensitive customer data. To ensure that the data is protected from breaches, you

have decided to implement encryption for both data-at-rest and data-in-transit. The development team suggests using SSL/TLS for securing data in transit. However, you want to also implement a mechanism to detect if the data was tampered with during transmission. Which of the following should you propose?

Options:

A.

Implement IPsec in addition to SSL/TLS.

B.

Qswitch to using SSH for data transmission.

C.

Use the cloud service provider's built-in encryption services.

D.

Encrypt data using the AES algorithm before transmission.

Question 178

An IT security team is conducting an internal review of security protocols in their organization to identify

potential vulnerabilities. During their investigation, they encounter a suspicious program running on several

computers. Further examination reveals that the program has been logging all user keystrokes. How can the

security team confirm the type of program and what countermeasures should be taken to ensure the same

attack does not occur in the future?

Options:

A.

The program is a Trojan; the tearm should regularly update antivirus software and install a reliable firewall

B.

The program is spyware; the team should use password managers and encrypt sensitive data

C.

The program is a keylogger; the team should employ intrusion detection systems and regularly update the system software

D.

The program is a keylogger; the team should educate employees about phishing attacks and maintain regular backups

Question 179

Harry. a professional hacker, targets the IT infrastructure of an organization. After preparing for the attack, he attempts to enter the target network using techniques such as sending spear-phishing emails and exploiting vulnerabilities on publicly available servers. Using these techniques, he successfully deployed malware on the target system to establish an outbound connection. What is the APT lifecycle phase that Harry is currently executing?

Options:

A.

Preparation

B.

Cleanup

C.

Persistence

D.

initial intrusion

Question 180

What ports should be blocked on the firewall to prevent NetBIOS traffic from not coming through the firewall if your network is comprised of Windows NT, 2000, and XP?

Options:

A.

110

B.

135

C.

139

D.

161

E.

445

F.

1024

Question 181

This wireless security protocol allows 192-bit minimum-strength security protocols and cryptographic tools to protect sensitive data, such as GCMP-2S6. MMAC-SHA384, and ECDSA using a 384-bit elliptic curve. Which is this wireless security protocol?

Options:

A.

WPA2 Personal

B.

WPA3-Personal

C.

WPA2-Enterprise

D.

WPA3-Enterprise

Question 182

You detect the presence of a kernel-level rootkit embedded deeply within an operating system. Given the critical nature of the infection, which remediation strategy should be followed to effectively remove the rootkit while minimizing long-term risk?

Options:

A.

Use specialized rootkit detection tools followed by tailored removal procedures

B.

Deploy high-interaction honeypots to observe attacker behavior

C.

Perform a complete system format and reinstall the operating system from a trusted source

D.

Immediately power down the system and disconnect it from the network

Question 183

#!/usr/bin/python

import socket

buffer=["A"]

counter=50

while len(buffer)<=100:

buffer.append("A"*counter)

counter=counter+50

commands=["HELP","STATS","RTIME","LTIME","SRUN","TRUN","GMON","GDOG","KSTET","GTER","HTER","LTER","KSTAN"]

for command in commands:

for buffstring in buffer:

print "Exploiting " + command + ": " + str(len(buffstring))

s=socket.socket(socket.AF_INET, socket.SOCK_STREAM)

s.connect(('127.0.0.1', 9999))

s.recv(50)

s.send(command + buffstring)

s.close()

What is the code written for?

Options:

A.

Denial-of-service (DOS)

B.

Buffer Overflow

C.

Bruteforce

D.

Encryption

Question 184

During the enumeration phase. Lawrence performs banner grabbing to obtain information such as OS details and versions of services running. The service that he enumerated runs directly on TCP port 445.

Which of the following services is enumerated by Lawrence in this scenario?

Options:

A.

Server Message Block (SMB)

B.

Network File System (NFS)

C.

Remote procedure call (RPC)

D.

Telnet

Question 185

Ben purchased a new smartphone and received some updates on it through the OTA method. He received two messages: one with a PIN from the network operator and another asking him to enter the PIN received from the operator. As soon as he entered the PIN, the smartphone started functioning in an abnormal manner.

What is the type of attack performed on Ben in the above scenario?

Options:

A.

Advanced SMS phishing

B.

Bypass SSL pinning

C.

Phishing

D.

Tap 'n ghost attack

Question 186

What is the most plausible attack vector an APT group would use to compromise an IoT-based environmental control system?

Options:

A.

Exploiting zero-day firmware vulnerabilities

B.

Using stolen user credentials

C.

Encrypted MitM attack

D.

DDoS attack

Question 187

Attackers persisted by modifying legitimate system utilities and services. What key step helps prevent similar threats?

Options:

A.

Weekly off-site backups

B.

Monitor file hashes of sensitive executables

C.

Update antivirus and firewalls

D.

Disable unused ports

Question 188

A security analyst uses Zenmap to perform an ICMP timestamp ping scan to acquire information related to the current time from the target host machine.

Which of the following Zenmap options must the analyst use to perform the ICMP timestamp ping scan?

Options:

A.

-PY

B.

-PU

C.

-PP

D.

-Pn

Question 189

Which advanced evasion technique poses the greatest challenge to detect and mitigate?

Options:

A.

Covert channel communication using IP header fields

B.

Honeypot spoofing

C.

Polymorphic malware

D.

Packet fragmentation evasion

Question 190

You are tasked to perform a penetration test. While you are performing information gathering, you find an employee list in Google. You find the receptionist’s email, and you send her an email changing the source email to her boss’s email (boss@company). In this email, you ask for a pdf with information. She reads your email and sends back a pdf with links. You exchange the pdf links with your malicious links (these links contain malware) and send back the modified pdf, saying that the links don’t work. She reads your email, opens the links, and her machine gets infected. You now have access to the company network. What testing method did you use?

Options:

A.

Social engineering

B.

Piggybacking

C.

Tailgating

D.

Eavesdropping

Question 191

What two conditions must a digital signature meet?

Options:

A.

Has to be the same number of characters as a physical signature and must be unique.

B.

Has to be unforgeable, and has to be authentic.

C.

Must be unique and have special characters.

D.

Has to be legible and neat.

Question 192

A penetration tester evaluates a company's susceptibility to advanced social engineering attacks targeting its executive team. Using detailed knowledge of recent financial audits and ongoing projects, the tester crafts a highly credible pretext to deceive executives into revealing their network credentials. What is the most effective social engineering technique the tester should employ to obtain the necessary credentials without raising suspicion?

Options:

A.

Send a mass phishing email with a link to a fake financial report

B.

Create a convincing fake email from the CFO asking for immediate credential verification

C.

Conduct a phone call posing as an external auditor requesting access to financial systems

D.

Develop a spear-phishing email that references specific financial audit details and requests login confirmation

Question 193

A system analyst wants to implement an encryption solution that allows secure key distribution between communicating parties. Which encryption method should the analyst consider?

Options:

A.

Disk encryption

B.

Symmetric encryption

C.

Hash functions

D.

Asymmetric encryption

Question 194

Your network infrastructure is under a SYN flood attack. The attacker has crafted an automated botnet to

simultaneously send 's' SYN packets per second to the server. You have put measures in place to manage ‘f

SYN packets per second, and the system is designed to deal with this number without any performance issues.

If 's' exceeds ‘f', the network infrastructure begins to show signs of overload. The system's response time

increases exponentially (24k), where 'k' represents each additional SYN packet above the ff limit. Now, considering 's=500' and different 'f values, in which scenario is the server most likely to experience overload and significantly increased response times?

Options:

A.

f=510: The server can handle 510 SYN packets per second, which is greater than what the attacker is sending. The system stays stable, and the response time remains unaffected

B.

f=495: The server can handle 495 SYN packets per second. The response time drastically rises (245 = 32 times the normal), indicating a probable system overload

C.

f=S05: The server can handle 505 SYN packets per second. In this case, the response time increases but not as drastically (245 = 32 times the normal), and the systern might still function, albeit slowly

D.

f=420: The server can handle 490 SYN packets per second. With 's' exceeding ‘f by 10, the response time shoots up (2410 = 1024 times the usual response time), indicating a system overload

Question 195

A penetration tester is tasked with assessing the security of an Android mobile application that stores sensitive user data. The tester finds that the application does not use proper encryption to secure data at rest. What is the most effective way to exploit this vulnerability?

Options:

A.

Access the local storage to retrieve sensitive data directly from the device

B.

Use SQL injection to retrieve sensitive data from the backend server

C.

Execute a Cross-Site Scripting (XSS) attack to steal session cookies

D.

Perform a brute-force attack on the application's login credentials

Question 196

Which of the following statements about a zone transfer is correct? (Choose three.)

Options:

A.

A zone transfer is accomplished with the DNS

B.

A zone transfer is accomplished with the nslookup service

C.

A zone transfer passes all zone information that a DNS server maintains

D.

A zone transfer passes all zone information that a nslookup server maintains

E.

A zone transfer can be prevented by blocking all inbound TCP port 53 connections

F.

Zone transfers cannot occur on the Internet

Question 197

Daniel Is a professional hacker who Is attempting to perform an SQL injection attack on a target website. During this process, he encountered an IDS that detects SQL Injection attempts based on predefined signatures. To evade any comparison statement, he attempted placing characters such as ‘ 'or '1'='1" In any bask injection statement such as "or 1=1." Identify the evasion technique used by Daniel in the above scenario.

Options:

A.

Null byte

B.

IP fragmentation

C.

Char encoding

D.

Variation

Question 198

Which algorithm best protects encrypted traffic patterns?

Options:

A.

PSA

B.

AES

C.

DES

D.

HMAC

Question 199

During a security assessment of a cloud-hosted application using SOAP-based web services, a red team operator intercepts a valid SOAP request, duplicates the signed message body, inserts it into the same envelope, and forwards it. Due to improper validation, the server accepts the duplicated body and executes unauthorized code. What type of attack does this represent?

Options:

A.

Cloud snooper attack

B.

Cryptanalysis attack

C.

Wrapping attack

D.

IMDS abuse

Question 200

A malware analyst finds JavaScript and /OpenAction keywords in a suspicious PDF using pdfid. What should be the next step to assess the potential impact?

Options:

A.

Upload the file to VirusTotal

B.

Extract and analyze stream objects using PDFStreamDumper

C.

Compute file hashes for signature matching

Question 201

Johnson, an attacker, performed online research for the contact details of reputed cybersecurity firms. He found the contact number of sibertech.org and dialed the number, claiming himself to represent a technical support team from a vendor. He warned that a specific server is about to be compromised and requested sibertech.org to follow the provided instructions. Consequently, he prompted the victim to execute unusual commands and install malicious files, which were then used to collect and pass critical Information to Johnson's machine. What is the social engineering technique Steve employed in the above scenario?

Options:

A.

Quid pro quo

B.

Diversion theft

C.

Elicitation

D.

Phishing

Question 202

You are tasked to configure the DHCP server to lease the last 100 usable IP addresses in subnet 10.1.4.0/23. Which of the following IP addresses could be leased as a result of the new configuration?

Options:

A.

210.1.55.200

B.

10.1.4.254

C.

10.1.5.200

D.

10.1.4.156

Question 203

What does the –oX flag do in an Nmap scan?

Options:

A.

Perform an eXpress scan

B.

Output the results in truncated format to the screen

C.

Output the results in XML format to a file

D.

Perform an Xmas scan

Question 204

Null sessions are un-authenticated connections (not using a username or password.) to an NT or 2000 system. Which TCP and UDP ports must you filter to check null sessions on your network?

Options:

A.

137 and 139

B.

137 and 443

C.

139 and 443

D.

139 and 445

Question 205

Mike, a security engineer, was recently hired by BigFox Ltd. The company recently experienced disastrous DoS attacks. The management had instructed Mike to build defensive strategies for the company's IT infrastructure to thwart DoS/DDoS attacks. Mike deployed some countermeasures to handle jamming and scrambling attacks. What is the countermeasure Mike applied to defend against jamming and scrambling attacks?

Options:

A.

Allow the usage of functions such as gets and strcpy

B.

Allow the transmission of all types of addressed packets at the ISP level

C.

Implement cognitive radios in the physical layer

D.

Disable TCP SYN cookie protection

Question 206

Richard, an attacker, targets an MNC. In this process, he uses a footprinting technique to gather as much information as possible. Using this technique, he gathers domain information such as the target domain name, contact details of its owner, expiry date, and creation date. With this information, he creates a map of the organization's network and misleads domain owners with social engineering to obtain internal details of its network.

What type of footprinting technique is employed by Richard?

Options:

A.

VPN footprinting

B.

Email footprinting

C.

VoIP footprinting

D.

Whois footprinting

Question 207

An Internet Service Provider (ISP) has a need to authenticate users connecting via analog modems, Digital Subscriber Lines (DSL), wireless data services, and Virtual Private Networks (VPN) over a Frame Relay network.

Which AAA protocol is the most likely able to handle this requirement?

Options:

A.

TACACS+

B.

DIAMETER

C.

Kerberos

D.

RADIUS

Question 208

A penetration tester suspects that the web application's "Order History" page is vulnerable to SQL injection because it displays user orders based on an unprotected user ID parameter in the URL. What is the most appropriate approach to test this?

Options:

A.

Inject JavaScript into the URL parameter to test for Cross-Site Scripting (XSS)

B.

Modify the URL parameter to userID=1 OR 1=1 and observe if all orders are displayed

C.

Perform a directory traversal attack to access sensitive system files

D.

Use a brute-force attack on the login form to identify valid user credentials

Question 209

Kevin, a professional hacker, wants to penetrate CyberTech Inc.’s network. He employed a technique, using which he encoded packets with Unicode characters. The company’s IDS cannot recognize the packet, but the target web server can decode them.

What is the technique used by Kevin to evade the IDS system?

Options:

A.

Desynchronization

B.

Obfuscating

C.

Session splicing

D.

Urgency flag

Question 210

Eric, a cloud security engineer, implements a technique for securing the cloud resources used by his organization. This technique assumes by default that a user attempting to access the network is not an authentic entity and verifies every incoming connection before allowing access to the network. Using this technique, he also imposed conditions such that employees can access only the resources required for their role.

What is the technique employed by Eric to secure cloud resources?

Options:

A.

Serverless computing

B.

Demilitarized zone

C.

Container technology

D.

Zero trust network

Question 211

The following is an entry captured by a network IDS. You are assigned the task of analyzing this entry.

You notice the value 0x90, which is the most common NOOP instruction for the Intel processor.

You also notice "/bin/sh" in the ASCII part of the output.

As an analyst, what would you conclude about the attack?

Options:

A.

The buffer overflow attack has been neutralized by the IDS

B.

The attacker is creating a directory on the compromised machine

C.

The attacker is attempting a buffer overflow attack and has succeeded

D.

The attacker is attempting an exploit that launches a command-line shell

Question 212

What is the minimum number of network connections in a multihomed firewall?

Options:

A.

3

B.

5

C.

4

D.

2

Question 213

In ethical hacking, what is black box testing?

Options:

A.

Testing using only publicly available information

B.

Testing without any prior knowledge of the system

C.

Testing with full system knowledge

D.

Testing knowing only inputs and outputs

Question 214

Sophia is a shopping enthusiast who spends significant time searching for trendy outfits online. Clark, an attacker, noticed her activities several times and sent a fake email containing a deceptive page link to her social media page displaying all-new and trendy outfits. In excitement, Sophia clicked on the malicious link and logged in to that page using her valid credentials. Which of the following tools is employed by Clark to create the spoofed email?

Options:

A.

PyLoris

B.

Slowloris

C.

Evilginx

D.

PLCinject

Question 215

Upon establishing his new startup, Tom hired a cloud service provider (CSP) but was dissatisfied with their service and wanted to move to another CSP.

What part of the contract might prevent him from doing so?

Options:

A.

Virtualization

B.

Lock-in

C.

Lock-down

D.

Lock-up

Question 216

Within the context of Computer Security, which of the following statements describes Social Engineering best?

Options:

A.

Social Engineering is the act of publicly disclosing information

B.

Social Engineering is the means put in place by human resource to perform time accounting

C.

Social Engineering is the act of getting needed information from a person rather than breaking into a system

D.

Social Engineering is a training program within sociology studies

Question 217

A government agency trains a group of cybersecurity experts to carry out covert cyber missions against foreign threats and gather intelligence without being detected. These experts work exclusively for national interests. What classification best describes them?

Options:

A.

Organized hackers

B.

State-sponsored hackers

C.

Hacktivists

D.

Gray hat hackers

Question 218

A penetration tester evaluates a secure web application using HTTPS, secure cookies, and multi-factor authentication. To hijack a legitimate user’s session without triggering alerts, which technique should be used?

Options:

A.

Exploit a browser zero-day vulnerability to inject malicious scripts

B.

Implement a man-in-the-middle attack by compromising a trusted network device

C.

Perform a Cross-Site Request Forgery (CSRF) attack to manipulate session tokens

D.

Utilize a session token replay attack by capturing encrypted tokens

Question 219

What is the following command used for?

sqlmap.py -u " &forumaction=search" -dbs

Options:

A.

Creating backdoors using SQL injection

B.

Enumerating the databases in the DBMS for the URL

C.

Retrieving SQL statements being executed on the database

D.

Searching database statements at the IP address given

Question 220

Alice, a professional hacker, targeted an organization's cloud services. She infiltrated the targets MSP provider by sending spear-phishing emails and distributed custom-made malware to compromise user accounts and gain remote access to the cloud service. Further, she accessed the target customer profiles with her MSP account, compressed the customer data, and stored them in the MSP. Then, she used this information to launch further attacks on the target organization. Which of the following cloud attacks did Alice perform in the above scenario?

Options:

A.

Cloud hopper attack

B.

Cloud cryptojacking

C.

Cloudborne attack

D.

Man-in-the-cloud (MITC) attack

Question 221

During a physical penetration test simulating a social engineering attack, a threat actor walks into the lobby of a target organization dressed as a field technician from a known external vendor. Carrying a fake ID badge and referencing a known company name, the attacker confidently claims they’ve been dispatched to perform a routine server room upgrade. Using internal-sounding terminology and referencing real employee names gathered via OSINT, the individual conveys urgency. The receptionist, recognizing the vendor name and the convincing language, allows access without verifying the credentials.

Options:

A.

Perceived authority and reliance on third-party familiarity

B.

Leaked credentials on public networks and forums

C.

Trust in physical security logs used by security teams

D.

Misconfigured network segmentation allowing unauthorized access

Question 222

A large enterprise has been experiencing sporadic system crashes and instability, resulting in limited access to its web services. The security team suspects it could be a result of a Denial of Service (DoS) attack. A significant increase in traffic was noticed in the network logs, with patterns suggesting packet sizes exceeding the prescribed size limit. Which among the following DoS attack techniques best describes this scenario?

Options:

A.

UDP flood attack

B.

Smurf attack

C.

Pulse wave attack

D.

Ping of Death attack

Question 223

During an IDS audit, you notice numerous alerts triggered by legitimate user activity. What is the most likely cause?

Options:

A.

Regular users are unintentionally triggering security protocols

B.

The firewall is failing to block malicious traffic

C.

The IDS is outdated and unpatched

D.

The IDS is configured with overly sensitive thresholds

Question 224

A zone file consists of which of the following Resource Records (RRs)?

Options:

A.

DNS, NS, AXFR, and MX records

B.

DNS, NS, PTR, and MX records

C.

SOA, NS, AXFR, and MX records

D.

SOA, NS, A, and MX records

Question 225

A web server was compromised through DNS hijacking. What would most effectively prevent this in the future?

Options:

A.

Changing IP addresses

B.

Regular patching

C.

Implementing DNSSEC

D.

Using LAMP architecture

Question 226

A penetration tester is running a vulnerability scan on a company’s network. The scan identifies an open port with a high-severity vulnerability linked to outdated software. What is the most appropriate next step for the tester?

Options:

A.

Execute a denial-of-service (DoS) attack on the open port

B.

Perform a brute-force attack on the service running on the open port

C.

Research the vulnerability and determine if it has a publicly available exploit

D.

Ignore the vulnerability and focus on finding more vulnerabilities

Question 227

An ethical hacker needs to gather sensitive information about a company's internal network without engaging directly with the organization's systems to avoid detection. Which method should be employed to obtain this information discreetly?

Options:

A.

Analyze the organization's job postings for technical details

B.

Exploit a public vulnerability in the company's web server

C.

Perform a WHOIS lookup on the company's domain registrar

D.

Use port scanning tools to probe the company's firewall

Question 228

Bob is doing a password assessment for one of his clients. Bob suspects that security policies are not in place. He also suspects that weak passwords are probably the norm throughout the company he is evaluating. Bob is familiar with password weaknesses and keyloggers.

Which of the following options best represents the means that Bob can adopt to retrieve passwords from his clients’ hosts and servers?

Options:

A.

Hardware, Software, and Sniffing.

B.

Hardware and Software Keyloggers.

C.

Passwords are always best obtained using Hardware key loggers.

D.

Software only, they are the most effective.

Question 229

joe works as an it administrator in an organization and has recently set up a cloud computing service for the organization. To implement this service, he reached out to a telecom company for providing Internet connectivity and transport services between the organization and the cloud service provider, in the NIST cloud deployment reference architecture, under which category does the telecom company fall in the above scenario?

Options:

A.

Cloud booker

B.

Cloud consumer

C.

Cloud carrier

D.

Cloud auditor

Question 230

Which of the following web vulnerabilities would an attacker be attempting to exploit if they delivered the following input?

Options:

A.

XXE

B.

SQLi

C.

IDOR

D.

XSS

Question 231

A penetration tester is mapping a Windows-based internal network. The tester notices that TCP port 139 and UDP port 137 are open on multiple systems. File and printer sharing is enabled. To retrieve hostnames, user details, and domain roles without triggering alerts, which tool and method would be most effective?

Options:

A.

Perform LDAP enumeration via anonymous bind

B.

Use pspasswd to change remote passwords

C.

Run nbtstat -A to query the NetBIOS name table

D.

Use psloggedon to retrieve remote login sessions

Question 232

A penetration tester is assessing a company's HR department for vulnerability to social engineering attacks using knowledge of recruitment and onboarding processes. What is the most effective technique to obtain network access credentials without raising suspicion?

Options:

A.

Develop a fake social media profile to connect with HR employees and request sensitive information

B.

Create a convincing fake onboarding portal that mimics the company’s internal systems

C.

Send a generic phishing email with a link to a fake HR policy document

D.

Conduct a phone call posing as a new employee to request password resets

Question 233

Email is transmitted across the Internet using the Simple Mail Transport Protocol. SMTP does not encrypt email, leaving the information in the message vulnerable to being read by an unauthorized person. SMTP can upgrade a connection between two mail servers to use TLS. Email transmitted by SMTP over TLS is encrypted. What is the name of the command used by SMTP to transmit email over TLS?

Options:

A.

OPPORTUNISTICTLS

B.

UPGRADETLS

C.

FORCETLS

D.

STARTTLS

Question 234

As a Certified Ethical Hacker evaluating a smart city project (traffic lights, public Wi-Fi, and water management), you find anomalous IoT network logs showing high-volume data exchange between a specific traffic light and an external IP address. Further investigation reveals an unexpectedly open port on that traffic light. What should be your subsequent course of action?

Options:

A.

Isolate the affected traffic light from the network and perform a detailed firmware investigation

B.

Conduct an exhaustive penetration test across the entire network to uncover hidden vulnerabilities

C.

Analyze and modify IoT firewall rules to block further interaction with the suspicious external IP

D.

Attempt to orchestrate a reverse connection from the traffic light to the external IP to understand the transferred data

Question 235

A hacker has successfully infected an internet-facing server which he will then use to send junk mail, take part in coordinated attacks, or host junk email content. Which sort of trojan infects this server?

Options:

A.

Botnet Trojan

B.

Banking Trojans

C.

Turtle Trojans

D.

Ransomware Trojans

Question 236

Which scenario best represents a social engineering attack?

Options:

A.

Fake IT call requesting credentials

B.

Packet sniffing by an IT executive

C.

Malware introduced during OS update

D.

Unlocked workstation accessed by stranger

Question 237

Your company was hired by a small healthcare provider to perform a technical assessment on the network.

What is the best approach for discovering vulnerabilities on a Windows-based computer?

Options:

A.

Use the built-in Windows Update tool

B.

Use a scan tool like Nessus

C.

Check MITRE.org for the latest list of CVE findings

D.

Create a disk image of a clean Windows installation

Question 238

A penetration tester completes a vulnerability scan showing multiple low-risk findings and one high-risk vulnerability tied to outdated server software. What should the tester prioritize as the next step?

Options:

A.

Perform a brute-force attack on the server to gain access

B.

Ignore the high-risk vulnerability and proceed with testing other systems

C.

Focus on exploiting the low-risk vulnerabilities first

D.

Verify if the high-risk vulnerability is exploitable by checking for known exploits

Question 239

Why are containers less secure than virtual machines?

Options:

A.

Host OS on containers has a larger surface attack.

B.

Containers may fulfill disk space of the host.

C.

A compromised container may cause a CPU starvation of the host.

D.

Containers are attached to the same virtual network.

Question 240

Jane is working as a security professional at CyberSol Inc. She was tasked with ensuring the authentication and integrity of messages being transmitted in the corporate network. To encrypt the messages, she implemented a security model in which every user in the network maintains a ring of public keys. In this model, a user needs to encrypt a message using the receiver's public key, and only the receiver can decrypt the message using their private key. What is the security model implemented by Jane to secure corporate messages?

Options:

A.

Zero trust network

B.

Transport Layer Security (TLS)

C.

Secure Socket Layer (SSL)

D.

Web of trust (WOT)

Question 241

What is the purpose of a demilitarized zone on a network?

Options:

A.

To scan all traffic coming through the DMZ to the internal network

B.

To only provide direct access to the nodes within the DMZ and protect the network behind it

C.

To provide a place to put the honeypot

D.

To contain the network devices you wish to protect

Question 242

Session splicing is an IDS evasion technique in which an attacker delivers data in multiple, small sized packets to the target computer, making it very difficult for an IDS to detect the attack signatures. Which tool can be used to perform session splicing attacks?

Options:

A.

tcpsplice

B.

Burp

C.

Hydra

D.

Whisker

Question 243

Eric has discovered a fantastic package of tools named Dsniff on the Internet. He has learnt to use these tools in his lab and is now ready for real world exploitation. He was able to effectively intercept communications between the two entities and establish credentials with both sides of the connections. The two remote ends of the communication never notice that Eric is relaying the information between the two. What would you call this attack?

Options:

A.

Interceptor

B.

Man-in-the-middle

C.

ARP Proxy

D.

Poisoning Attack

Question 244

Which encryption method supports secure key distribution?

Options:

A.

Disk encryption

B.

Symmetric encryption

C.

Hash functions

D.

Asymmetric encryption

Question 245

Study the Snort rule given below:

[Image shows two Snort rules with alert messages for NETBIOS DCERPC ISystemActivator bind attempt, targeting TCP ports 135 and 445. References include CVE: CAN-2003-0352.]

Options:

A.

WebDav

B.

SQL Slammer

C.

MS Blaster

D.

MyDoom

Question 246

An ethical hacker is testing a web application of a financial firm. During the test, a 'Contact Us' form's input field is found to lack proper user input validation, indicating a potential Cross-Site Scripting (XSS) vulnerability. However, the application has a stringent Content Security Policy (CSP) disallowing inline scripts and scripts from external domains but permitting scripts from its own domain. What would be the hacker's next step to confirm the XSS vulnerability?

Options:

A.

Try to disable the CSP to bypass script restrictions

B.

Inject a benign script inline to the form to see if it executes

C.

Utilize a script hosted on the application's domain to test the form

D.

Load a script from an external domain to test the vulnerability

Question 247

Which of the following is a component of a risk assessment?

Options:

A.

Administrative safeguards

B.

Physical security

C.

DMZ

D.

Logical interface

Question 248

You are a cybersecurity consultant for a global organization. The organization has adopted a Bring Your Own Device (BYOD)policy, but they have recently experienced a phishing incident where an employee's device was compromised. In the investigation, you discovered that the phishing attack occurred through a third-party email app that the employee had installed. Given the need to balance security and user autonomy under the BYOD policy, how should the organization mitigate the risk of such incidents? Moreover, consider a measure that would prevent similar attacks without overly restricting the use of personal devices.

Options:

A.

Provide employees with corporate-owned devices for work-related tasks.

B.

Implement a mobile device management solution that restricts the installation of non-approved applications.

C.

Require all employee devices to use a company-provided VPN for internet access.

D.

Conduct regular cybersecurity awareness training, focusing on phishing attacks.

Question 249

When you are getting information about a web server, it is very important to know the HTTP Methods (GET, POST, HEAD, PUT, DELETE, TRACE) that are available because there are two critical methods (PUT and DELETE). PUT can upload a file to the server and DELETE can delete a file from the server. You can detect all these methods (GET, POST, HEAD, DELETE, PUT, TRACE) using NMAP script engine. What Nmap script will help you with this task?

Options:

A.

http-methods

B.

http enum

C.

http-headers

D.

http-git

Question 250

During network analysis, clients are receiving incorrect gateway and DNS settings due to a rogue DHCP server. What security feature should the administrator enable to prevent this in the future?

Options:

A.

DHCP snooping on trusted interfaces

B.

ARP inspection across VLANs

C.

Port security on all trunk ports

D.

Static DHCP reservations for clients

Question 251

A vulnerability has a score of 9.8. What does this rating help explain?

Options:

A.

It quantifies impact and exploitability to prioritize remediation

B.

It measures authentication errors

C.

It generates exploit payloads

D.

It classifies attacks qualitatively

Question 252

You are an ethical hacker tasked with conducting an enumeration of a company’s network. Given a Windows system with NetBIOS enabled, port 139 open, and file and printer sharing active, you are about to run some nbtstat commands to enumerate NetBIOS names. The company uses |Pv6 for its network. Which of the

following actions should you take next?

Options:

A.

Use nbtstat -c to get the contents of the NetBIOS name cache

B.

use nbtstat -a followed by the IPv6 address of the target machine

C.

Utilize Nmap Scripting Engine (NSE) for NetBIOS enumeration

D.

Switch to an enumeration tool that supports IPv6

Question 253

Which of the following LM hashes represent a password of less than 8 characters? (Choose two.)

Options:

A.

BA810DBA98995F1817306D272A9441BB

B.

44EFCE164AB921CQAAD3B435B51404EE

C.

0182BD0BD4444BF836077A718CCDF409

D.

CEC52EB9C8E3455DC2265B23734E0DAC

E.

B757BF5C0D87772FAAD3B435B51404EE

F.

E52CAC67419A9A224A3B108F3FA6CB6D

Question 254

How is the public key distributed in an orderly, controlled fashion so that the users can be sure of the sender’s identity?

Options:

A.

Hash value

B.

Private key

C.

Digital signature

D.

Digital certificate

Question 255

A corporation migrates to a public cloud service, and the security team identifies a critical vulnerability in the cloud provider’s API. What is the most likely threat arising from this flaw?

Options:

A.

Distributed Denial-of-Service (DDoS) attacks on cloud servers

B.

Unauthorized access to cloud resources

C.

Physical security compromise of data centers

D.

Compromise of encrypted data at rest

Question 256

Garry is a network administrator in an organization. He uses SNMP to manage networked devices from a remote location. To manage nodes in the network, he uses MIB. which contains formal descriptions of all network objects managed by SNMP. He accesses the contents of MIB by using a web browser either by entering the IP address and Lseries.mlb or by entering the DNS library name and Lseries.mlb. He is currently retrieving information from an MIB that contains object types for workstations and server services. Which of the following types of MIB is accessed by Garry in the above scenario?

Options:

A.

LNMIB2.MIB

B.

WINS.MIB

C.

DHCP.MIS

D.

MIB_II.MIB

Question 257

During a penetration test, you perform extensive DNS interrogation to gather intelligence about a target organization. Considering the inherent limitations of DNS-based reconnaissance, which of the following pieces of information cannot be directly obtained through DNS interrogation?

Options:

A.

The specific usernames and passwords used by the organization’s employees.

B.

The estimated geographical location of the organization’s servers derived from IP addresses.

C.

The subdomains associated with the organization’s primary internet domain.

D.

The IP addresses associated with the organization’s mail servers.

Question 258

Shiela is an information security analyst working at HiTech Security Solutions. She is performing service version discovery using Nmap to obtain information about the running services and their versions on a target system.

Which of the following Nmap options must she use to perform service version discovery on the target host?

Options:

A.

-SN

B.

-SX

C.

-sV

D.

-SF

Question 259

As part of a college project, you have set up a web server for hosting your team's application. Given your interest in cybersecurity, you have taken the lead in securing the server. You are aware that hackers often attempt to exploit server misconfigurations. Which of the following actions would best protect your web server from potential misconfiguration-based attacks?

Options:

A.

Performing regular server configuration audits

B.

Enabling multi-factor authentication for users

C.

Implementing a firewall to filter traffic

D.

Regularly backing up server data

Exam Detail
Vendor: ECCouncil
Certification: CEH v13
Exam Code: 312-50v13
Last Update: Feb 7, 2026
312-50v13 Question Answers
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