‘Funtenna’ uses sound waves, radio to hack internet of things

‘A new hacking technique that uses sound and radio waves can siphon data from devices even without internet access. Showcased at the Black Hat security summit in Las Vegas, the ‘Funtenna’ hack has the potential to unravel the Internet of Things.

By uploading a malicious program to a device, the hackers can vibrate the physical prongs on general-purpose input/output circuits at a frequency of their choice. The resulting vibrations can be picked up by an AM radio antenna.

The setup, dubbed “Funtenna” by its creators, was presented to the audience at the Black Hat hacking conference in Las Vegas on Wednesday by Ang Cui of the Manhattan-based Red Balloon Security.’

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