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Supported by the National Natural Science Foundation of China (No.10671051);the Natural Science Foundation of Zhejiang Province (No.Y105067).
In 2005, Bao, et al. [Appl. Math. and Comput., vol.169, No.2, 2005] showed that Tzeng, et al.’s nonrepudiable threshold multi-proxy multi-signature scheme with shared verification was insecure, and proposed an improv...
Supported by the National Natural Science Foundation of China (No.10471152).
This paper proposes a threshold mult-proxy multi-signature scheme with share verification. In the scheme, a subset of original signers allows a designated group of proxy signers to sign on behalf of the original group...