无线传感器网络应用前景广阔，作为其核心功能之一的定位技术近年来也得到了飞速发展。然而针对定位过程和定位算法的攻击无疑是定位技术发展的一大挑战。通过介绍传统定位技术和手段提出对安全定位技术的需求，继而阐述常见的定位攻击模型。列举现阶段典型的安全定位算法，并对其进行详细的分析与对比，最后提出对安全定位技术未来研究的热点及发展趋势。%Wireless sensor network has a broad application prospect .Positioning technology , as one of its core functions , has been developing rapidly in recent years .However, the attacks against the positioning process and localisation algorithm are undoubtedly a big challenge to the development of positioning technology .In this paper we will put forward the needs on secure positioning technology by introducing the traditional positioning technologies and the means;after that, the common positioning attack models will be described .In the paper we also list the typical security localisation algorithm at current stage and give the analyses and comparison on them in detail .In end of the paper we present the focuses and development trend of the future research in security positioning technology .
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