Research and design of safety sign-on middleware based on multi-certificate
多证书系统中安全登陆中间件的研究与设计

Based on the research of the characteristics of Public Key Infrastructure (PKI) / Privilege Management Infrastructure (PMI), the formats of two certificate were designed, and a safety sign-on middleware based on proxy certificate was developed. It can achieve single sign-on (SSO) and authorization based on attributes certificate with the composed certificate in usable field. It solves the SSO problem in the multi-certificate system.