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CISSP All Domains Practice test 4
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© examsnet.com
Question : 9
Total: 50
An attacker has stolen some of our hashed passwords. Which of these countermeasures, if already implemented, could prevent the attacker from finding the plaintext passwords with rainbow tables?
Salting.
Limit number of wrong logins.
Strong password requirements.
Key stretching.
Validate
Solution:
Salt (salting): Random data that is used as an additional input to a one-way function that hashes a password or passphrase. The primary function of salts is to defend against dictionary attacks or a pre-compiled rainbow table attack.
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