Universal forgery on a group signature scheme using self-certified public keys

Abstract

A group signature scheme allows any group member to sign messages on behalf of the group in an anonymous and unlinkable fashion. In the event of a dispute, a designated group manager can reveal the identity of the signer. In 1999, Tseng and Jan proposed a group signature scheme using self-certified public keys. By attacking their signature verification… (More)
DOI: 10.1016/j.ipl.2003.11.014

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