The Month: New threat to businesses emerges

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A new threat to businesses has emerged from an unlikely quarter: peripheral devices. Researchers have warned that so-called JitterBugs could be implanted in a keyboard or mouse, which would then covertly transmit user keystrokes.

The name comes from the method the devices use to transmit the stolen data in "jittery" chunks by adding a tiny processing delay after a keystroke. A US graduate student, Gaurav Shah, built a version using simple components. "This is spy stuff," Shah told reporters. "Someone would need physical a...

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