Analysis of Wireless Network Security Based on 4-Way Handshake Protocol

With the growing popularity of network, more and more people use embedded portable devices to carry out e-commerce by wireless network. However, the security of wireless network is increasingly grim. According to the WPA/WPA2, this paper focuses on authentication issues between access point AP and wireless client STA in the wireless network security, and presents an improved protocol to resolve these problems. The improved one based on 4-way handshake protocol can resist dictionary attack, DOS attack and phishing attack. In the End, the paper analyzes the protocol.