A proved secure protocol for watermark verification based on perfect zero knowledge interactive proof system and bit commitments scheme is proposed.
基于完全零知识交互证明系统和位委托方案，提出了可证明的安全水印认证协议。
The improved system utilizes good properties of elliptic curve cryptography system and adopts zero knowledge proof.
改进的系统利用了椭圆曲线良好的密码特性，并采用零知识证明方法。
Based on the partial blind digital signature and zero-knowledge proof, ane-cash system with non-repudiation is constructed in the article.
基于部分盲签名和零知识证明，设计了一个同时具有匿名性和非否认的电子现金。
Based on the partial blind digital signature and zero-knowledge proof, ane-cash system with non-repudiation is constructed in the article.
基于部分盲签名和零知识证明，设计了一个同时具有匿名性和非否认的电子现金。
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