312-50V10 · Question #678
Password cracking programs reverse the hashing process to recover passwords.(True/False.)
The correct answer is B. False. Hashing is a one-way function; password crackers compare candidate hashes to stored hashes rather than reversing them.
Question
Password cracking programs reverse the hashing process to recover passwords.(True/False.)
Options
- ATrue
- BFalse
How the community answered
(26 responses)- A8% (2)
- B92% (24)
Why each option
Hashing is a one-way function; password crackers compare candidate hashes to stored hashes rather than reversing them.
Claiming hash functions are reversible is incorrect; algorithms such as MD5, SHA-1, and bcrypt are one-way by design and cannot be mathematically inverted to recover the original plaintext.
Cryptographic hash functions are mathematically designed to be one-way and computationally infeasible to invert. Password cracking tools operate by hashing candidate passwords using the same algorithm and comparing the resulting digest to the stored hash value - the original input is never derived by reversing the hash.
Concept tested: One-way nature of cryptographic hash functions
Source: https://cheatsheetseries.owasp.org/cheatsheets/Password_Storage_Cheat_Sheet.html
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