公钥基础设施体系的建设

本文首先对作为信息社会重要信息基础设施的PKI进行了概述，之后介绍了周边国家使用的3种PKI体系结构：唯一根CA方式，对等交叉认证方式和桥CA方式；与PKI关系最为密切的数字签名方式；技术中立型、技术相关型和两层型；以及PKI的标准、产品与服务准入问题。最后提出了自己的感想。

Construction of PKI System

This paper firstly briefs the PKI, the important information infrastructure in information society. Then it introduces three kinds of PKI system structures used by some neighboring countries, which are sole root CA, peer cross authentication and bridge CA; and digital signature methods, which are technology neutrality, technology related and two layer types; as well as PKI standards, production and service admission problems. Finally, own ideas on PKI construction are presented.