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The Proper Way To Hash A Password, Or Derive a Key From a Password: Meet PBKDF2

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All those charts that show you how long it will take to crack a hashed version of a password are defined wrong. Most will take the cracking speed of a fast hashing method and use that. With a proper KDF (Key Derivation Function), we normally slow down the whole process, and can even get to a point that we can only hash just a few passwords per second, and…

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Prof Bill Buchanan OBE FRSE
ASecuritySite: When Bob Met Alice

Professor of Cryptography. Serial innovator. Believer in fairness, justice & freedom. Based in Edinburgh. Old World Breaker. New World Creator. Building trust.