LED-it-GO: Leaking (a lot of) Data from Air-Gapped Computers via the (small) Hard Drive LED

Mordechai Guri, Boris Zadov, Eran Atias, Yuval Elovici

Article: https://arxiv.org/abs/1702.06715

Video: https://www.youtube.com/watch?v=4vIu8ld68fc