The paper mainly discusses the techniques of WLAN security from the angle of enhancing the 1EEE802. 1x Authentication and bands the technology of RADIUS protocol and the Authentication of EAP-TLS together to improve the security in WLAN.

• 本文主要从加强IEEE802.；1x端口认证协议的角度进行探讨；结合RADIUS协议；EAP-TLS协议的优点；综合起来确保无线网络的安全。