【摘要】 基于知识签名提出了一个实用有效的群签名方案.通过引入Issuer(负责群成员的加入和群成员私钥的分发)和Opener(负责群签名的打开和追踪)有效的实现了群成员的动态加入和删除,解决了群签名的打开和追踪问题,并克服了一般群签名方案的缺陷.更多还原

【Abstract】 A new practical group signature scheme based on the knowledge signature is presented.By introducing Issuer(In charge of Issuing of group private keys and Joining of group members) and Opener(online trusted party in charge of opening and tracing of group signatures),the proposed scheme efficiently realizes the dynamic Joining and Revocation of group members,resolves the Opening and Tracing problems,and surmounts the defects of ordinary group signatures.更多还原