An international mobile subscriber identity (IMSI) is a unique number, usually fifteen digits, associated with Global System for Mobile Communications (GSM) and Universal Mobile Telecommunications System (UMTS) network mobile phone users. The IMSI is a unique number identifying a GSM subscriber.
Likewise, people ask, what is Snoopsnitch?
SnoopSnitch collects and analyzes mobile radio data to make you aware of the overall security of the mobile network to which your device is connected and to warn you about threats like fake base stations (IMSI catchers), user tracking, and over-the-air updates.
What is StingRay cell phone tracking?
Stingrays, also known as "cell site simulators" or "IMSI catchers," are invasive cell phone surveillance devices that mimic cell phone towers and send out signals to trick cell phones in the area into transmitting their locations and identifying information.
What is a StingRay listening device?
The StingRay is an IMSI-catcher with both passive (digital analyzer) and active (cell-site simulator) capabilities. When operating in active mode, the device mimics a wireless carrier cell tower in order to force all nearby mobile phones and other cellular data devices to connect to it.