Monitor login attempts on your home WiFi
Whenever the lights on my router start to flash like crazy when I'm not actually doing anything on the network, I always suspect that one of my neighbors might have cracked my WPA2 password and is making mischief on my Internet account. I live in a large city on the second floor of a house half way up a steep hill. My guess is that a couple of hundred people can receive my WiFi router's signal – and that potentially includes a couple of good for nothings who would love to mess around with it.
The scripts I look at this month regularly pick up a list of wireless devices logged in to my WiFi router and text my cell phone when a new client logs onto or off of my home WiFi network.
Instead of programming a new cell app for this, Prowl for the iPhone or Notify my Android for Android devices has a web interface that lets scripts send messages. The Prowl servers then ensure that the events are forwarded to all the endpoints, with the Prowl app running under the same user account. This will even work with a locked phone; in this case, the messages just briefly flash up on the lock screen (Figures 1 and 2).
[...]
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