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一个新的无证书不可否认签名方案
引用本文:陈建能,陈群山.一个新的无证书不可否认签名方案[J].漳州师院学报,2009(4):36-40.
作者姓名:陈建能  陈群山
作者单位:漳州师范学院计算机科学与工程系,福建漳州363000
基金项目:福建省自然科学基金资助项目(2009J01307);福建省属高校科研专项基金资助项目(JK2009019);漳州师范学院科研基金资助项目(SK09003)
摘    要:无证书密码体制(CL-PKC)是新近提出的一类新型公钥密码体制.它保持了基于身份的密码体制(ID-PKC)不需要使用公钥证书的优点,又较好地解决了基于身份的公钥体制所固有的密钥托管问题.对无证书体制下安全高效的签名方案的研究是受到高度关注的研究课题.本文用双线性对和零知识证明协议,构造了一种新的无证书不可否认签名方案.

关 键 词:数字签名  不可否认签名  双线性对  零知识证明协议

A New Certificateless Undeniable Signature
CHEN Jian-neng,CHEN Qun-shan.A New Certificateless Undeniable Signature[J].Journal of ZhangZhou Teachers College(Philosophy & Social Sciences),2009(4):36-40.
Authors:CHEN Jian-neng  CHEN Qun-shan
Institution:(Department of Computer Science and Engineering, Zhangzhou Normal University, Zhangzhou, Fujian 363000, China)
Abstract:CL-PKC is a kind of public-key cryptosystem,which was proposed recently.It preserves the advantages of non public-key certificate and also has solved the key escrow problem in the ID-PKC.Many people are highly concerned about the design method of safe and efficient signature scheme in the certificateless system.In this paper,we construct a new certificateless undeniable signature by using bilinear pairings and zero-knowledge proof protocol.
Keywords:digital signature  undeniable signature  bilinear pairings  zero-knowledge proof protocol
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