无证书公钥密码体制(certificateless public key cryptography,简称CL-PKC)是在基于身份的公钥密码体制(identity-based public key cryptography,简称ID-PKC)的基础上提出来的一种新型公钥密码体制,没有密钥托管问题、不需要使用公钥...
Supported by the National Natural Science Foundation of China (No. 60842002, 60673070);The National High-tech Research and Development Plan of China (No. 2007AA01- Z409);The Fundamental Research Funds for the Central Universities Grant No. B1020211;China Postdoctoral Science Foundation Funded Project;The "Six Talent Peaks Program" of Jiangsu Province of China and Pro-gram for New Century Excellent Talents in Hohai Uni-versity
A proxy signature allows an entity, called original signer, to delegate its signing power to another entity, called proxy signer, to sign messages on its behalf. Proxy signatures have many practical applications and a...
This work is supported by the National Natural Science Foundation of China (No.60673070) and the Natural Science Foundation of Jiangsu Province (No.BK2006217).
Certificateless public key cryptography was introduced to solve the key escrow problem in identity based cryptography while enjoying the most attractive certificateless property. In this paper, we present a secure Cer...