fromWIRED
1 day agoHow Vulnerable Are Computers to an 80-Year-Old Spy Technique? Congress Wants Answers
The movements of a hard drive's components, keystrokes on a keyboard, even the electric charge in a semiconductor's wires produce radio waves, sound, and vibrations that transmit in all directions and can-when picked up by someone with sufficiently sensitive equipment and enough spycraft to decipher those signals-reveal your private data and activities.
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