Cryptology ePrint Archive: Report 2006/318

Chameleon-Based Deniable Authenticated Key Agreement Protocol

Chunbo Ma, Jun Ao, and Jianhua Li

Abstract: As a useful means of safeguarding privacy of communications, deniable authentication has received much attention. A Chameleon-based deniable authenticated key agreement protocol is presented in this paper. The protocol has following properties. Any one of the two participants can’t present a digital proof to convince a third party that a claimed agreement has really taken place. Once a forgery occurs, the original entity can present a digital proof to disclose the forgery.

Category / Keywords: Chameleon, Deniability, Authentication, Key Agreement

Date: received 16 Sep 2006, last revised 13 Nov 2006

Contact author: machunbo at sjtu edu cn

Available format(s): PDF | BibTeX Citation

Version: 20061113:110805 (All versions of this report)

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