When Messages Are Keys: Is HMAC a Dual-PRF?

Matilda Backendal, Mihir Bellare, Felix Günther 0001, Matteo Scarlata. When Messages Are Keys: Is HMAC a Dual-PRF?. In Helena Handschuh, Anna Lysyanskaya, editors, Advances in Cryptology - CRYPTO 2023 - 43rd Annual International Cryptology Conference, CRYPTO 2023, Santa Barbara, CA, USA, August 20-24, 2023, Proceedings, Part III. Volume 14083 of Lecture Notes in Computer Science, pages 661-693, Springer, 2023. [doi]

Abstract

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