EFF Launches Rayhunter: A New Tool to Detect Covert Cellular Surveillance
by David Kim
The Electronic Frontier Foundation (“EFF”) has announced Rayhunter, an open-source tool designed to detect cell-site simulators (“CSS”), devices often used by law enforcement and others to covertly track mobile phones. Running on an affordable mobile hotspot, Rayhunter seeks to empower activists, journalists, and everyday users to identify ...