CEH-001 Exam Dumps : Certified Ethical Hacker (CEH)

_____________ is a type of symmetric-key encryption algorithm that transforms a fixed-length block of plaintext (unencrypted text) data into a block of ciphertext (encrypted text) data of the same length.

Jess the hacker runs L0phtCrack's built-in sniffer utility that grabs SMB password hashes and stores them for offline cracking. Once cracked, these passwords can provide easy access to whatever network resources the user account has access to. But Jess is not picking up hashes from the network. Why?

Which of the following type of scanning utilizes automated process of proactively identifying vulnerabilities of the computing systems present on a network?