Cryptology ePrint Archive: Report 2004/249

Attacks On An ISO/IEC 11770-2 Key Establishment Protocol

Zhaohui Cheng and Richard Comley

Abstract: Two possible types of attack (a replay attack and a type attack) on a key establishment protocol (mechanism 12) standardised in ISO/IEC 11770-2 are described and two solutions are proposed.

Category / Keywords: cryptographic protocols /

Date: received 23 Sep 2004, last revised 4 Oct 2004

Contact author: m z cheng at mdx ac uk

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Version: 20041004:134410 (All versions of this report)

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