GIAC
GSEC · Question #288
GSEC Question #288: Real Exam Question with Answer & Explanation
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Question
What method do Unix-type systems use to prevent attackers from cracking passwords using pre- computed hashes?
Options
- AUnix systems can prevent users from using dictionary words for passwords
- BThe algorithms creates hashes using a CPU- intensive algorithm.
- CThe algorithm creates hashes using salts or randomized values
- DUnix/Linux systems use hashing functions which cannot be reversed
- EThe system encrypts the password using a symmetrical algorithm
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