Security Now

Mechanical & Electromagnetic Information Leakage (1x6)

Air date: Sep 22, 2005

Triggered by a recent report of three UC Berkeley researchers recovering text typed at a keyboard (any keyboard) after simply listening to ten minutes of typing, Leo and I discuss the weird realm of "alternative information leakage" — from CRT glowing, to radio emissions, to LEDs lamps on the front of network equipment . . . to a microphone listening to anyone typing.