Security analysis of vulnerable Wi-Fi Direct

Mobile VoIP is wireless communication technology based on peer-to-peer. Wireless devices loaded with Wi-Fi Direct could connect other devices directly with or without a Wi-Fi network. Wi-Fi Direct also supports 802.11 WPA2 PSK for its security. But it has security issues such as Wireless DoS and air sniffing, it is necessary to prepare countermeasures. This study analyzes and verifies security vulnerabilities to use Wi-Fi Direct.