In a previous article, we learned how to block others from connecting to your WIFI connection using SelfishNeton your PCs.
Now, we are going to show you the same thing, but this time on your Android smartphones.
All you need to do is download Block WiFi Thief - WiFi Spy Detector from the play store.
Block WIFI Thief is very easy to use; First, it will scan your network to see who's connecting in the same network, then a list will appear showing you who's connecting. If you detect any intruder, you will be able to block him right away.
Also, Block WIFI Thief allows you to make a list for trusted and known devices.