对ACJT群签名的密码学分析

Cryptanalysis of ACJT Group Signature Scheme

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摘要 ACJT方案近几年来被许多学者认为是安全性最高的群签名方案,广泛用于投票协议、电子现金等系统.对该方案进行详细分析,并在此提出两种伪造攻击方案,伪造的签名可以通过第1步验证,但是群管理员却无法识别签名者,由此证明ACJT方案存在安全隐患.

作者李艳俊童新海周玉坤杨刚

机构地区北京电子科技学院

出处《计算机研究与发展》 EI CSCD 北大核心 2006年第z2期215-218,共4页 Journal of Computer Research and Development

基金国家自然科学基金项目(70431002) 北京市自然科学基金项目(4063040) 北京电子科技学院信息安全与保密重点实验室基金项目(YZDJ0507)

关键词知识签名离散对数伪造攻击

参考文献8

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计算机研究与发展

2006年第z2期

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