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  4. Revealed: Your computer could be hacked by using only sound waves

Revealed: Your computer could be hacked by using only sound waves

New Delhi: The most secure computers in the world are completely isolated from other machines—protected by “air gaps,” with no Internet connection, no shared phone lines, nothing. Conventional wisdom goes that such computers are impossible

India TV News Desk Updated on: December 05, 2013 6:29 IST


The researchers also tested the range of audio hack, and found that on unmodified computers, the method worked for distances up to 65 feet—a range which can be expanded almost indefinitely with use of special “mesh networks,” which can wirelessly transmit audio long distances.

Now the researchers suggests sound-filtering or simply disable your machine's audio to block covert acoustical attacks.


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