Software Defined Radio, Part 6: Building a Cellphone IMSI Catcher (Stingray)
Fake BTS Detector | Detailed GSM Scanning Mode and Fake
GSM IMSI Catcher - X-SURVEILLANCE
3G Catcher 3G/IMEI/IMSI/TMSI, Multi Channel GSM Monitoring System interception, gsm monitoring, surveillance, communication monitoring and interception, active gsm monitoring system, gsm decoding, network monitoring, semi active gsm
Low-cost IMSI catcher for 4G/LTE networks tracks phones' precise locations | Ars Technica
MaxxGSM - GSM 2G/3G/4G interception system
GSM & Cellular Interceptor | GSM Interception System | GSM Active/Passive interceptor | GSM Monitoring System