在信任协商中保密证书的敏感属性  

Keeping confidentiality of sensitive attributes in credential during trust negotiation

作　　者：廖俊国[1] 洪帆[2] 李俊[2] 杨木祥[2] 

机构地区：[1]湖南科技大学计算机科学与工程学院,湖南湘潭411201 [2]华中科技大学计算机科学与技术学院,湖北武汉430074

出　　处：《通信学报》2008年第6期20-25,共6页Journal on Communications

基　　金：国家自然科学基金资助项目(60403027);湖南省自然科学基金资助项目(07JJ6104)~~

摘　　要：提出了一种证书中敏感属性的保密方案,称为SDSA(selectively disclosing sensitive attributes),该方案具有可选择性地揭露证书的敏感属性、密钥管理简单、不需要可信的第三方参与等特点,证明了SDSA方案的安全性,通过具体实例说明了SDSA方案的应用和实现。The scheme, called SDSA （selectively disclosing sensitive attributes）, was proposed to keep confidentiality of sensitive attributes in credential, which had the following characteristics, such as selectively disclosing sensitive attributes in credential, simple key management, no need of the secure third party. The security of SDSA is proved. The application and implementation of SDSA is illuminated through a typical example.

关 键 词：证书 敏感属性 保密 SDSA 

分 类 号：TP309[自动化与计算机技术—计算机系统结构]