SeaGlass: City-Wide IMSI-Catcher Detection (2017)
2017, code link: <a href="https://github.com/seaglass-project/seaglass">https://github.com/seaglass-project/seaglass</a><p>Pi connected to a Cell modem, mobile hotspot, and "bait phone" ... and a separate GPS.<p>All powered by wall warts off an inverter to the car's 12v system.<p>This makes me feel better about my own systems designs.