A DIRECTED SIGNATURE SCHEME BASED ON DISCRETE LOGARITHM PROBLEM

被引:0
|
作者
Ismail, Eddie Shahril [1 ]
Abu Hasan, Yahya [2 ]
机构
[1] Univ Kebangsaan Malaysia, Fak Sains Dan Teknol, Bangi 43600, Selangor Darul, Malaysia
[2] Univ Sains Malaysia, Usm Penang 11800, Malaysia
来源
JURNAL TEKNOLOGI | 2007年 / 47卷
关键词
Cryptography; digital signature; directed signature; discrete logarithm problem; zero-knowledge technique;
D O I
暂无
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This paper presents a new directed signature scheme based on discrete logarithm problem, a scheme that permits only an intended verifier to verify a resulting signature. In addition, the scheme is able to prove to any third party the validity of the signature. Essentially, we illustrate that the scheme achieves the same level of security but is very efficient compared to Lim-Lee's scheme. Two immediate applications are also presented: flexible shared verification and signing contracts procedure extended from the new directed signature scheme.
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页数:8
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