计算机科学 ›› 2020, Vol. 47 ›› Issue (6A): 386-390.doi: 10.11896/JsJkx.190500061
张君何, 周清雷, 韩英杰
ZHANG Jun-he, ZHOU Qing-lei and HAN Ying-Jie
摘要： 在现有的能够达到完全保密性要求的可净化数字签名方案中,基于群签名的方案因为效率较低而不够实用,而基于零知识证明的方案虽然效率较高但安全性较低。因此,文中提出了一种基于环签名和短签名的可净化数字签名方案,可满足可净化数字签名的不可伪造性、不可变形、透明性、完全保密性及可审计性5项基本安全需求,同时具有相对于基于零知识证明方案更强的可审计性和较高运算效率,具有较强的实用性。
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