“Privacy Threats Through Ultrasonic Side Channles on Mobile Devices”

Researchers at Technische Universitat Braunschweig in Germany have recently shared their research into the discovery of ultrasonic beacons being used to monitor consumer purchasing and television viewing habits to generate targeted advertising. Researchers have discovered that 234 Android mobile applications covertly listen for ultrasonic beacons that are embedded in audio, which can be used to track users and form relevant advertising. This capability raises great concerns pertaining to privacy.  This article further discusses the key discoveries made by researchers and outlines other highlights of research shared within “Privacy Threats Through Ultrasonic Side Channles on Mobile Devices.”

Threatpost reports “Privacy Threats Through Ultrasonic Side Channles on Mobile Devices”