引入不可否认签名的概念和模型，说明其存在的应用。
We introduce the notion and model of undeniable signature and show its applications available.
本文用双线性对和零知识证明协议，构造了一种新的无证书不可否认签名方案。
In this paper, we construct a new certificate less undeniable signature by using bilinear pairings and zero-knowledge proof protocol.
本文用双线性对和零知识证明协议，构造了一种新的无证书不可否认签名方案。
In this paper, we construct a new certificateless undeniable signature by using bilinear pairings and zero-knowledge proof protocol.
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