When Fast Just Isn’t Enough: Nobody inspects the spammish repetition

A message-digest provides a fingerprint for data and is used to prove the identity and integrity of messages and entities. The most common ones used are MD5 (128-bit message hash), SHA1 (164-bit message hash), and SHA-256 (256-bit message hash). So for “hello” we get an MD5 signature of “5D41402ABC4B2A76B9719D911017C592” and for SHA-1 it is…

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Prof Bill Buchanan OBE

Prof Bill Buchanan OBE

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