[Resource Topic] 2004/268: Untraceability of Wang-Fu Group Signature Scheme

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Untraceability of Wang-Fu Group Signature Scheme

Authors: Zhengjun Cao, Lihua Liu


Wang et al. recently proposed an improved edition based on Tseng-Jan group signature scheme${}^{[1]}$. In the paper, we show that the scheme is untraceable by a simple attack.

ePrint: https://eprint.iacr.org/2004/268

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