Collaborate Disseminate
Researchers have demonstrated how sonic and ultrasonic signals (inaudible to human) can be used to cause physical damage to hard drives just by playing ultrasonic sounds through a target computer’s own built-in speaker or by exploiting a speaker near t… Continue reading Attackers Can Use Sonic and Ultrasonic Signals to Crash Hard Drives
Your smartphone may have some apps that are continuously listening inaudible, high-frequency ultrasonic sounds from your surroundings and they know where you go, what you like and dislike — all without your knowledge.
Ultrasonic Cross-Device Tracking is a new technology that some marketers and advertising companies are currently using to track users across multiple devices and have access to
Continue reading Hundreds of Apps Using Ultrasonic Signals to Silently Track Smartphone Users