Cryptology ePrint Archive: Report 2001/081

A Sufficient Condition for Secure Ping--Pong Protocols

Masao Mori

Abstract: A sufficient condition for secure ping--pong protocols is repretsented. This condition, called \emph{name--suffixing}, is essentially to insert identities of participants in messages. We prove its sufficiency and discuss the feature of security in terms of name--suffixing.

Category / Keywords: cryptographic protocols / public-key cryptography

Date: received 20 Sep 2001, last revised 21 Sep 2001

Contact author: masa at i kyushu-u ac jp

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Version: 20010921:211859 (All versions of this report)

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