【摘要】 无线传感器网络(WSN)节点存在各方面的限制,在安全方面存在较多风险,成为研究热点。在此领域的研究成果也不断涌现,分为:以算法和协议为主和以系统的实际设计为主。阐述了系统设计的安全背景,总结过去在WSN安全上包括:加密算法,密钥分配,安全定位,弹性路由等研究成果,并分析了这些成果的不足之处,通过生态监测和战场监测的应用来说明它们在实际应用中的必要性和适当性,提出了无线传感器网络安全的研究发展必须依靠实际应用来驱动的观点。更多还原

【Abstract】 Wireless Sensor Network(WSN) Node has been exposed to a number of security threats due to restrictions of WSN.Security problem in WSN become one of the hottest researches.The research of security classified into the base of the algorithms and the protocols and the demands of security design in actually application.The paper describes the context of the security of WSN,and summarizes existing security research results of WSN including Cryptography,Key Distribution,Secure Localization,and analyses its deficiencies.Finally it is pointed out that the security development should be in accordance with the applications realizable through two typical applications in habitat and battlefield discussed.更多还原