Cryptology ePrint Archive: Report 2005/213

A Counter-based MAC Revisited: Towards Better Security

Eonkyung Lee

Abstract: Bellare, Guerin, and Rogaway proposed a very efficient and secure message authentication scheme. By slightly modifying it, this article shows that the security is improved.

Category / Keywords: secret-key cryptography / Message authentication, Pseudorandom function, Adaptive chosen message attack.

Date: received 4 Jul 2005, withdrawn 8 Mar 2006

Contact author: eonkyung at sejong ac kr

Available format(s): (-- withdrawn --)

Version: 20060309:051357 (All versions of this report)

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