“I heard of people getting paid to put things like this in places they shouldn’t and for this reason I was very interested in finding out what it actually does.”
Four people had a key to the closet, and none of them knew where the Pi came from. The SD card gave up a username, a company co-founder, and the home WiFi it was tested on. Wigle put that WiFi at his parents’ address. The attacker built a stealthy tracker and left his own home network in the config file.