Israeli boffins hack air gap – Slow command and control code uses PC hot spots to murmur secrets

http://regmedia.co.uk/2015/03/25/bitwhisper.jpg?x=648&y=429&crop=1

One of the weirder attacks to bridge air gap networks has emerged, and uses heat to transfer data between machines.

The command and control mechanism forged by Ben Gurion University researchers could transfer sensitive data through “thermal pings” between two physically close computers.

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Story added 25. March 2015, content source with full text you can find at link above.