Researchers steal data from a PC by controllng the noise from the fans

Even the noise from your PC’s fans could be used to steal the data inside. Researchers in Israel have found a way to do just that by hijacking the fans and manipulating the sounds they create.

The research from Ben-Gurion University of the Negev shows how data could be stolen from “air-gapped” computers, which are not connected to the Internet.

These air-gapped computers are isolated and often used for sensitive information. To hack them, attackers typically need to gain physical access and install malware, possibly through a USB stick. 

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Network World Security