Which of the following describes an 'offline dictionary attack' against passwords?Group of answer choicesThe attacker compares the password hashes against hashes of commonly used passwords.The attacker targets a specific account and submits password guesses until the correct password is discoveredThe attacker attempts to gain knowledge about the account holder and system password policies and uses that knowledge to guess the passwordThe attacker waits until a logged-in workstation is unattended.
Question
Which of the following describes an 'offline dictionary attack' against passwords?Group of answer choicesThe attacker compares the password hashes against hashes of commonly used passwords.The attacker targets a specific account and submits password guesses until the correct password is discoveredThe attacker attempts to gain knowledge about the account holder and system password policies and uses that knowledge to guess the passwordThe attacker waits until a logged-in workstation is unattended.
Solution
An 'offline dictionary attack' against passwords is described as: The attacker compares the password hashes against hashes of commonly used passwords. In this type of attack, the attacker has obtained a file of hashed passwords and is attempting to discover the plaintext password that corresponds to each hash by comparing them with hashed versions of commonly used passwords.
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