摘要： 目前在因特网中没有可靠的信任体系，如何在一个分布的、混乱的因特网环境中有效地表达和管理信任关系已成为一个研究热点。该文研究信任的定义、信任的逻辑模型，分析分布式网络系统中信任度评估模型、信任模型和信任管理，提出目前分布式网络系统中信任管理存在的问题。

关键词: 信任度评估模型, 信任模型, 信任管理

Abstract: There is no reliable trust system in Internet nowdays. It attracts more and more attentions how to express and manage trust relations in a distributed and disordered network system. This paper analyzes the define of trust and logic model of trust firstly, furthermore researches especially on trust evaluation model, trust model, and trust management of distributed network systems. Also it discusses the problem of trust management in distributed network systems.

Key words: trust evaluation model, trust model, trust management

中图分类号: 

• TP393.08