基于部分盲签名的无争议电子现金

目前电子现金利用匿名性来保护用户的隐私，但大多数电子现金不能解决否认、盗窃、滥用和二次支付等具有争议性的问题因此，提出了在部分盲签名中嵌入一次一密的公钥的方式，此方法能够抵抗前面提及的各类攻击，提高了电子现金的安全性，具有一定的实用价值．同时证明了新的电子现金相比以前的电子现金更加鲁棒和安全．

A Partial Blind Signature Based E-cash with non-Repudiation

Currently all E-cash systems enable anonymity services to protect users' privacy,but most of them do not provide the non-repudiation service.These systems exist many problems such as denying,misusing,stealing,and double-spending,etc.The authors propose a new e-cash system in which a one-time public key is embedded in the partial blind signature.It can provide the non-repudiation service against the above attacks.So,this system enhances security level and has some practical value.Meantime,this paper proves t...