Rainbow table
Pre-computed table of common passwords and their hashes — look up a hash instead of brute-forcing it.
Effective against unsalted hashes. This is why you salt: a unique salt per user makes each hash unique, and rainbow tables useless.
Pre-computed table of common passwords and their hashes — look up a hash instead of brute-forcing it.
Effective against unsalted hashes. This is why you salt: a unique salt per user makes each hash unique, and rainbow tables useless.