An Attack on the Zhou-Fan-Li Authenticated Multiple-Key Agreement Protocol

  • Authors:

  • Sheng Zhong

  • Affiliations:

  • -

  • Venue:
  • Cryptologia
  • Year:
  • 2007

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Abstract

Recently, an improved protocol for authenticated multiple-key agreement was proposed. In this article, an attack on that protocol is shown in which, with half probability, an adversary can impersonate any participant of the protocol to generate "shared" keys with others.