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HMAC Explained

General Discussion

Josh November 22, 2019, 6:47pm 1

I’m working on something that uses HMAC and thought these pages might interest people.

en.wikipedia.org

HMAC

In cryptography, an HMAC (sometimes expanded as either keyed-hash message authentication code or hash-based message authentication code) is a specific type of message authentication code (MAC) involving a cryptographic hash function and a secret cryptographic key. As with any MAC, it may be used to simultaneously verify both the data integrity and authenticity of a message. HMAC can provide authentication using a shared secret instead of using digital signatures with asymmetric cryptography. ...

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