从加密、认证、密钥管理和入侵检测四个方面分析了无线局域网的安全技术.在加密、认证和密钥管理方面重点分析了最新的无线局域网协议标准802.11i,并介绍了中国的无线局域网协议标准WAPI.在入侵防御方面分析了现有的主要入侵方法,并提出了无线局域网的入侵检测框架.
With the widely utilize of wireless network, the security becomes a very important issue in wireless LAN technclogy. The paper analyses wireless security technologies: encryption, authentication, key management strategies, and intrusion detection. In encryption, authentication, and key management strategies more attentions are pained to 802. lli and our country's wireless LAN protocols standard WAPI. In intrusion avoidance field, some famous attacks against wireless LA.N are introduced. Last, an intrusion detection architecture for wireless LAN is put forward.