传感器网络节点定位系统安全性分析

正确的节点位置信息是传感器网络构建和维护、监测事件定位、目标跟踪等模块实现的前提和基础.节点的定位过程极易受到各种攻击,在资源受限的传感器网络中,如何安全、有效地获取节点位置信息,是一个极具挑战性的安全问题.着重分析了不同类型的传感器网络节点定位系统所面临的安全攻击,讨论了近年来该领域具有代表性的安全措施的原理、特点和局限,并简要介绍了谈领域今后的研究热点.

Security Analysis on Node Localization Systems of Wireless Sensor Networks

Correct node position information is the prerequisite and foundation of many sensor network modules, such as network building and maintenance,monitoring event localization,and target tracking.The node localization process is vulnerable to diverse attacks.In resource-constrained sensor networks,how to securely and effectively locate sensor's coordinates is one of the most challenging security problems.This paper presents various attacks against different node localization systems,analyses the principles,characteristics,and limitations of recent representative secure localization countermeasures.Finally,future research direction is summarized.