To Hash or Not to Hash Again? (In)Differentiability Results for H 2 and HMAC

Yevgeniy Dodis, Thomas Ristenpart, John P. Steinberger, Stefano Tessaro. To Hash or Not to Hash Again? (In)Differentiability Results for H 2 and HMAC. In Reihaneh Safavi-Naini, Ran Canetti, editors, Advances in Cryptology - CRYPTO 2012 - 32nd Annual Cryptology Conference, Santa Barbara, CA, USA, August 19-23, 2012. Proceedings. Volume 7417 of Lecture Notes in Computer Science, pages 348-366, Springer, 2012. [doi]

Abstract

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