无线传感器网络中信任管理机制研究综述

Survey of Trust Management Mechanism in Wireless Sensor Network

信任管理机制是近年来无线传感器网络安全领域的研究热点。文章首先从信任管理的基本概念出发,分析总结了已有的攻击模型,包括网络攻击模型和信任攻击模型;接着介绍了信任管理机制中使用的主要算法,包括贝叶斯统计、主观逻辑、模糊逻辑、D-S证据理论、熵理论、云理论、层次分析法、雾计算和机器学习等,依次阐述了这些算法的主要思想、研究进展以及存在的问题。在此基础上,文章对无线传感器网络信任管理机制的未来发展趋势进行了展望,归纳总结了当前信任管理机制存在的主要问题及未来可能的研究方向。

Trust management mechanism is a research hotspot in the field of wireless sensor network security in recent years.Begin with the basic concept of trust management,this paper analyzes and summarizes the existing attack models,including the attacks against network models and trust models.Then,this paper introduces the main algorithms used in trust management mechanisms,including Bayesian statistics,subjective logic,fuzzy logic,D-S evidence theory,entropy theory,cloud theory,analytic hierarchy process,fog computing and machine learning,etc.,and expounds the main ideas,the research progress and existing problems.On this basis,this paper looks forward to the development trend of trust management mechanism in wireless sensor networks,summarizes the main problems existing in the current trust management mechanisms and the possible research direction in the future.