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。
It is proved that the given protocol is a zero-knowledge interactive proof in the random oracle model, and it is shown that the scheme is more secure than the scheme of J.
证明了在随机预言模型中给出的协议是零知识交互证明，并显示出通过参数的适当选取，此方案比j。
The protocol, based on optimistic approach, USES convertible signature scheme and non-interactive zero-knowledge proof to achieve efficient transparent TTP.
该协议基于乐观模型，使用了可转化签名和非交互式零知识证明等技术。
The protocol, based on optimistic approach, USES convertible signature scheme and non-interactive zero-knowledge proof to achieve efficient transparent TTP.
该协议基于乐观模型，使用了可转化签名和非交互式零知识证明等技术。
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