一个高效的受限盲签名协议

An efficient restrictive blind signature scheme

受限盲签名协议用于电子现金协议中 ,其目的是为了能用“发现”的方法来发现重复花费 .提出了一个受限盲签名协议 ,与目前最高效的Brands受限盲签名协议相比较 ,其限制性更强 ,效率更高 .

Restrictive blind signature scheme could be used in e cash system to detect double spenders. A new restrictive blind signature scheme was presented. Comparing with Brands′ restrictive blind signature scheme, our scheme was even more restrictive and efficient. The security of our scheme was also proved.