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Brian Wigginton · Feb 3, 2019

Message Authentication Codes

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If I send you a message, how can you be sure that the message is from me and the that message’s contents haven’t been altered? Phrased another way, how can you be sure that the message is authentic? A message that is authentic guarantees: Data Integrity: The message is unaltered. Someone didn’t tamper with the message as it was on its way to you. Sender Authenticity: The message…

Read on /posts/2019-02-02-message-authentication-codes/

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