[1]沈丽敏,张福泰.一种基于椭圆曲线的指定验证人代理签名[J].南京师范大学学报(工程技术版),2008,08(01):069-74.
　Shen Limin,Zhang Futai.A Designated-Verifier Proxy Signature Scheme Based on Elliptic Curve[J].Journal of Nanjing Normal University(Engineering and Technology),2008,08(01):069-74.
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一种基于椭圆曲线的指定验证人代理签名
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南京师范大学学报（工程技术版）[ISSN:1006-6977/CN:61-1281/TN]

卷:
08卷
期数:
2008年01期
页码:
069-74
栏目:
出版日期:
2008-03-30

文章信息/Info

Title:
A Designated-Verifier Proxy Signature Scheme Based on Elliptic Curve
作者:
沈丽敏;张福泰;
南京师范大学数学与计算机科学学院, 江苏南京210097
Author(s):
Shen Limin; Zhang Futai
School of Mathematics and Computer Science,Nanjing Normal University,Nanjing 210097,China
关键词:
椭圆曲线;  数字签名;  适应性选择消息攻击;  指定验证人代理签名
Keywords:
e lliptic curve;  d ig ita l s igna ture;  adaptively chosen-message attack;  designated-ve rifier proxy signature
分类号:
TN918
摘要:
将Schnorr签名方案和椭圆曲线数字签名方案(ECDSA)相结合,给出了一个ECDSA的改进方案.该方案避免了Zn中的求逆运算,从而提高了效率,并且通过对该方案的详细安全性分析,证明了它是安全的.而后给出了一个基于该改进方案的指定验证人代理签名新方案,并对这个新方案的复杂性和安全性进行了分析,指出它是安全的、更快速的.
Abstract:
Th is paper presents an im proved e lliptic curve dig ita l signature ( ECDSA) schem ewh ich comb ines the Schnorr signa ture schem e w ith ECDSA. This schem e is mo re efficient by avo iding the ca lcu lation o f inverse elem ent over the fie ld Zn. And the de tailed secur ity ana ly sis o f the schem e shows that it is secure. Then a designated- verifier proxy signature schem e based on the im proved ECDSA schem e is proposed. The com putationa l comp lex ity asw e ll as the secur ity o f the new ly pro

参考文献/References:

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备注/Memo

备注/Memo:
基金项目: 国家自然科学基金( 60673070)、江苏省自然科学基金( BK2006217)和西安电子科技大学教育部计算机网络与信息安全重点实验室开放课题( 20040105)资助项目.
作者简介: 沈丽敏( 1978-) , 女, 讲师, 研究方向: 信息安全与密码学等. E-ma il:s lm - nnu@ yahoo. com. cn
通讯联系人: 张福泰( 1965-) , 教授, 博士生导师, 研究方向: 信息安全及电子商务等. E-m ail:zhangfutai@n jnu. edu. cn.
更新日期/Last Update: 2013-04-24