Cryptology ePrint Archive: Report 2005/093

An ID-Based Key Agreement Scheme from pairing

Guohong Xie

Abstract: We propose a two-party identity-based key agreement and key agreement with confirmation from pairing that can be used with escrow mode or without escrow mode.,It can also be used between users of different KGC (Key Generation Centre).We will show that the our scheme is a secure key agreement in the mode proposed by Bellare and Rogaway[2],and we will show that the scheme has the attribute of Known Key-Security ,Key-Compromise-Impersonation, Unknown-Key-Share, Perfect-Forward-Secrecy and Key-Control.

Category / Keywords: authenticated key agreement, identity-based cryptography, Tate pairing

Date: received 22 Mar 2005, last revised 23 May 2005

Contact author: xgh at pku edu cn

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Version: 20050524:035618 (All versions of this report)

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