Here’s a new vulnerability vector. Even when keystroke loggers aren’t embedded in a computer, someone with malicious intent can eavesdrop on the keystrokes because wired keyboards emit electromagnetic waves that are fairly easy to detect, according to recent research by French computer scientists.

This from a recent paper by Martin Vuagnoux and Sylvain Pasini, researchers at France’s EPLF.. They measured the waves emitted as keys are pressed: “Our approach was to acquire the signal directly from the antenna and to work on the whole captured electromagnetic spectrum.”

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