After the Supreme Court made the decision that federal investigators and other law enforcement agencies were no longer allowed to use information from GPS tracking without a warrant, officials found another way to keep an eye on potential criminals. They did this by using a device that mimics the technology of a cell tower. Clarence Walker of Global Research explained that, “The new surveillance technology is the StingRay (also marketed as Triggerfish, IMSI Catcher, Cell-site Simulator or Digital Analyzer), a sophisticated, portable spy device able to track cell phone signals inside vehicles, homes and insulated buildings. StingRay trackers act as fake cell towers, allowing police investigators to pinpoint location of a targeted wireless mobile by sucking up phone data such as text messages, emails and cell-site information.”
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