Android app that warns you about threats like fake base stations (IMSI catchers), user tracking and over-the-air updates | IMSI Detector only: search f-droid repo for "imsi"; works on all android devices even CM
NSA-Servers at key places on the Internet backbone can react faster than other websites can. By exploiting that speed difference, these servers can impersonate a visited website to the target before the legitimate website can respond, thereby tricking the target's browser to visit a Foxacid server.