Cryptology ePrint Archive: Report 2005/056

Deniable Authentication with RSA and Multicasting

Daniel R. L. Brown

Abstract: A deniable authentication scheme using RSA is described and proven secure in the random oracle model. A countermeasure to a well-known attack on efficient deniable authentication to multiple recipients is describe and proven secure.

Category / Keywords: public-key cryptography / deniable authentication

Date: received 24 Feb 2005

Contact author: dbrown at certicom com

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Version: 20050225:075056 (All versions of this report)

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