分析了当前无线传感器网络密钥管理协议设计中所存在的主要问题,在对具有代表性的最新研究成果进行系统论述的基础上,全面分析了其利弊以及适应性问题。考虑到传感器网络应用背景的细化和结构、功能的多元化,提出了今后的研究方向。
The critical problem of key distribution in wireless sensor networks(WSN) is analysed. Based on systematic characterization of up-to-date typical key management schemes, their advantages and disadvantages are described as well as their applicability. Through considering the application background and the diversification of architectures and functions of WSN, some promising research orientations are presented.