【摘要】 提出了一种带有动态数量群管理员的群签名方案,解决了在开放网络环境某些应用中,群管理员不能完全信任的问题。该方案签名长度比较短,并满足群签名的安全要求和形式化定义,且符合子群签名的定义,具有良好的应用前景。更多还原

【Abstract】 This paper proposed a novel group signatures scheme with dynamic group managers.This scheme solved the problem that group manger couldn’t be trusted completely in some applications such as electronic voting and anonymous credentials under open network environment.The scheme met the formal definitions and security requirements of group signatures,and satisfied definition of the sub-group signatures.更多还原