新的基于身份的代理盲签名方案及其应用

New ID-based Proxy Blind Signature Scheme and Its Application

代理盲签名技术是指由原始签名者授权的代理签名者在不知晓待签名的消息的具体内容的情况下完成签名的技术。代理盲签名技术可以保证消息的匿名性,将签名权外放,减轻签名者的负担,同时能保证签名的安全性,常被用于电子商务,电子现金交易和电子投票方面。提出了一个新的基于身份的代理盲签名方案,论证了方案的正确性和安全性,证实了该方案具有较高的效率,并阐述了其在电子现金领域的应用,尤其是在使用移动终端进行购物方面的应用。

Proxy blind signature technology is a kind of technology that the proxy signer authorized by the origi- nal signers can complete the signature without knowing the signing messages. It can guarantee the anonymity of the message and reduce the burden of the signer. Meanwhile, it can ensure the security of signature so that it is often used in electronic commerce, electronic cash and electronic voting. A new ID-based proxy blind signature scheme was proposed, demonstrated the correctness and security of the scheme, and its application in electronic cash was expounded, especially in the use of electronic shopping vas mobile devices.