A new open-source edge AI system called π RuView is turning ordinary WiFi infrastructure into a through-wall human-sensing platform detecting body pose, vital signs, and movement patterns without a single camera, raising urgent security and surveillance concerns. Researchers and developers have long theorized that ambient radio signals could be weaponized for passive surveillance. That theory […] The post WiFi Signals Reveal Human Activities Through Walls by Mapping Body Keypoints appeared first on Cyber Security News.