New Design of Dynamic Authentication Based on PKI
一种新的基于PKI的动态身份认证系统的设计

This paper analyzes the disadvantage of current authentication,draws the thoughts from PKI and challenge/response scheme,and puts forward a new design scheme, which is a scheme of dynamic authentication based on PKI.And it discusses the system architecture and authentication protocol in detail.At the same time,it analyzes security of the system and points out the excellences and disadvantages.