针对现有动态门限签名方案存在的不足，提出了一个基于双线性对的动态门限签名方案。
A dynamic threshold signature scheme from bilinear pairings was presented to solve the problem in the available dynamic threshold signature scheme.
提出了一个动态门限群签名方案。
A dynamic threshold group signature scheme is proposed in this paper.
指出一种动态门限群签名方案有冗余，提出了针对该签名三种攻击。
We point out the redundancy of a dynamic threshold group signature scheme and demonstrate three attacks on it.
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