IEEE 802.11i TKIP encryption

modulename: ieee80211_crypt_tkip.ko

configname: CONFIG_IEEE80211_CRYPT_TKIP

Linux Kernel Configuration
└─>Networking
└─>Wireless
└─>IEEE 802.11i TKIP encryption
In linux kernel since version 2.6.14 (release Date: 2005-10-27)  
Include software based cipher suites in support of IEEE 802.11i
(aka TGi, WPA, WPA2, WPA-PSK, etc.) for use with TKIP enabled
networks.

This can be compiled as a module and it will be called
"ieee80211_crypt_tkip".

source code: