摘要：Wireless network technology’s widely used brings the web’s users huge convenience and flexibility, and also brings great challenges for the security of network.This paper introduces the MAC address authentication, Wired Equivalent Privacy (WEP), Wi-Fi Protected Access (WPA), WiFi Protected Access 2 (WPA2) and 802.1X and so on, giving priority to analysing their pros and cons. A new model will be used to cope with the security issues of WIFI based on it.
