WiFi Killer (com.quartertone.wifikiller) on Google Play
Keep your WiFi turned off!If you turn on your WiFi radio, this app will turn it off before you have a chance to connect to a potentially malicous network.Going to DefCon? Install this app and avoid being phwned!*Works in Android >1.5Get "Wireless Killer" to kill Bluetooth (for Android >2.1)keywords: disable wifi, prevent wireless