HMAC

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Who

Mihir Bellare, Ran Canetti and Hugo Krawczyk; Canetti and Krawczyk are Israeli cryptographers.

When

1996

Where

United States / Israel

HMAC (hash-based message authentication code) is a widely used method to verify that a message is authentic and unaltered, built on top of a cryptographic hash function. It was introduced in 1996 by Mihir Bellare, Ran Canetti and Hugo Krawczyk and is now embedded in internet standards such as TLS. Two of its three authors, Ran Canetti and Hugo Krawczyk, are Israeli cryptographers.

Part of “The Gifts of the Jews” — verified Jewish contributions to the world, with sources.