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5 votes

Length of passwords that are rainbow table safe

To answer your revised question: As for the maximum precomputed password length, there isn't one. Precomputed password hashes are precomputed from dictionaries, not from sequential scans of the keysp …
tylerl's user avatar
  • 83.8k
0 votes

Time Memory Trade-Off Attacks

Bcrypt takes two parameters: a password and a work factor. The work factor tells it how long to spend on the problem. Different work factors give different results, so the work factor acts as a sort …
tylerl's user avatar
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414 votes
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Why are salted hashes more secure for password storage?

It typically works like this: Say your password is "baseball". I could simply store it raw, but anyone who gets my database gets the password. So instead I do an SHA1 hash on it, and get this: $ echo …
tylerl's user avatar
  • 83.8k