Meet The ‘Ultrasonic’ Tracking Company Privacy Activists Are Terrified Of
Author: Thomas Brewster; Publisher: Forbes; Publication Year: 2015. The following article discusses how for over a year, SilverPush, an Indian firm, was secretly using inaudible sounds that would play through people’s televisions and get picked up by their cell phones. The imperceivable sound would tune during commercials and get picked up by phones that had SilverPush’s technology embedded in various applications…