Selected 200-201 CyberOps Associate Questions Answers

The logs indicating multiple local TCP connection events are typically provided by a firewall. Firewalls are responsible for monitoring and controlling incoming and outgoing network traffic based on predetermined security rules, and they generate logs that detail such events, which can be used for further analysis and incident response. References := Cisco Cybersecurity Operations Fundamentals

 A denial-of-service attack represents the evasion technique of resource exhaustion, where the attacker overwhelms a system’s resources, making the system unusable and unable to handle legitimate requests. References := Cisco Cybersecurity Source Documents

Social engineering is a type of testing method that involves manipulating or deceiving people into performing actions or divulging information that can compromise the security of the organization. Social engineering can take various forms, such as phishing, vishing, baiting, quid pro quo, or impersonation. The scenario in the question is an example of a phishing attack, where the intruder sent an email to the user that appeared to be legitimate and contained a malicious link that infected the user’s machine and allowed the intruder to access the corporate network. References: [Understanding Cisco Cybersecurity Operations Fundamentals (CBROPS) - Module 6: Security Incident Investigations]

 In NetFlow log sessions within TCP connections; ACK flag is used for acknowledging that data has been successfully received while RST flag is used when there’s an error or when closing a connection spontaneously without following standard procedures. References := Cisco Cybersecurity source documents or study guide