摘要： 随着Internet的发展，分布式计算成为发展的主流，涌现出许多新的分布式计算模式。传统的访问控制机制不能很好地适用于这些系统。该文在分析传统的基于证书的信任关系模型和访问控制机制后，深入分析了几个有名的信任管理系统，讨论了目前存在的问题和今后的研究方向。

关键词: 信任管理, 信任模型, 访问控制机制

Abstract: WANG Huifang,GUO Zhong,GUO Jinggeng,HUANG Yongzhong,CHEN Haiyong (School of Information Engineering , PLA Information Engineering University, Zhengzhou 450002) Abtract With the advent of the Internet, distributed computing has become increasingly prevalent. A number of new model of distributed computing have emerged. Traditional access control is not fit for these systems. This paper analyses traditional trust model based on certificate and access control mechanism, then analyses some famous trust management system, discusses current problems and future research work.

中图分类号: 

• TP393