无线传感器网络安全技术综述

详细阐述了传感器网络安全现状、面临的安全挑战及其需要解决的安全问题。从密钥管理、安全路由、认证、入侵检测、DoS攻击、访问控制方面讨论传感器网络的各种安全技术，并进行综合对比。希望通过这些说明和对比，能够帮助研究者为特定传感器网络应用环境选择和设计安全解决方案。最后总结和讨论传感器网络安全技术的研究方向。

Survey of wireless sensor network security techniques

The current situations of sensor network security, the security challenges and the security problems were presented. From the aspects of key management, secure routing, authentication, intrusion detection, DoS attack, access control, all the security techniques of sensor networks were introduced and discussed, and the comparisons were made to help researchers select and design the security solutions for a particular sensor network application environment. At last, the further direction of sensor network security techniques was summarized and discussed.