Hijacking Computers with Sound Waves

U.S. Researchers Show Computers Can Be Hijacked to Send Data As Sound Waves

Joseph Menn | August 5, 2015

A team of security researchers has demonstrated the ability to hijack standard equipment inside computers, printers and millions of other devices in order to send information out of an office through sound waves.

A woman checks in at a sponsor desk during the Black Hat USA 2015 cyber security conference in Las Vegas, August 4, 2015. Security researches said today that tech devices can be hijacked and their data can be sent out as sound waves.  Source: http://www.themalaymailonline.com/tech-gadgets/article/data-from-hijacked-devices-can-be-sent-as-sound-waves-us-researchers-show

The attack program takes control of the physical prongs on general-purpose input/output circuits and vibrates them at a frequency of the researchers’ choosing, which can be audible or not. The vibrations can be picked up with an AM radio antenna a short distance away.

<more at http://www.reuters.com/article/2015/08/05/us-hacking-antenna-idUSKCN0QA13P20150805>