计算机科学 ›› 2016, Vol. 43 ›› Issue (3): 174-178.doi: 10.11896/j.issn.1002-137X.2016.03.033
黄丛林,仲红,汪益民
HUANG Cong-lin, ZHONG Hong and WANG Yi-min
摘要： 自陈泽文首次提出基于中国剩余定理的群签名后,已出现不少对其改进的方案,但仍未有方案在不使用第三方辅助签名或验证的情况下实现非关联性。针对这一问题,提出了一个基于中国剩余定理的群签名改进方案,通过结合子集覆盖框架中完备子树的方法来实现上述非关联性,以满足群成员安全、快速的加入和撤销,而无需改变其他成员私钥。该方案还实现了防权威陷害攻击。最后对其安全性和效率进行分析,并与现有方案进行对比,结果表明,所提方案具有一定的优势。
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