Some preliminary investigate has become carried out in endeavoring to detect and frustrate IMSI-catchers. One particular these venture is with the Osmocom open up source mobile station computer software. That is a Unique sort of cellphone firmware that can be accustomed to detect and fingerprint certain network properties of IMSI-catchers, https://www.shoghicom.com/all-products/wideband-passive-gsm-monitoring-system