收稿日期: 2003-03-04
修回日期: 2003-04-09
网络出版日期: 2004-03-19
基金资助
国家973项目(G1999035803)资助
An Improved Signature Scheme withSubliminal Channel
Received date: 2003-03-04
Revised date: 2003-04-09
Online published: 2004-03-19
对具有潜信道的Jan Tseng签名方案进行了安全分析,并指出Jan Tseng签名的第二种方案具有广义伪造性且不能抵制勾结攻击.最后,给出了一种改进的具有潜信道的签名方案.
关键词： Jan-Tseng签名; 潜信道; 安全分析
张键红 , 伍前红 , 王继林 , 王育民 . 一种改进的具有潜信道的签名(英文)[J]. 中国科学院大学学报, 2004 , 21(2) : 259 -262 . DOI: 10.7523/j.issn.2095-6134.2004.2.017
Gives a security analysis of the second scheme proposed by Jan and Tseng and shows that thesecond scheme has the universal forgery and cannot resist the conspiracy.Finally,gives an improved signaturescheme with subliminal channel.
Key words： Jan-Tseng signature; subliminal channel; security analysis
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