Two researchers at the Swiss Federal Institute of Technology (EPFL) in
Lausanne, Switzerland have surveyed 11 different wired computer
keyboards and found that all leaked keystroke information.
The researchers, Martin Vuagnoux and Sylvain Pasini, used four different attacks
to gather information at a distance of up to 20 meters via the
electrical signals emitted from the they keyboards. The antenna used by
the researchers could read the data even through walls, Vuagnoux said.
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