When an organization needs to make sure that a computer is as secure as possible, they will often “air-gap” it. An air-gapped computer isn’t connected to the Internet. It’s not even networked to other computers that are connected to the Internet. While air-gapping significantly increases the degree…
Article Link: http://www.viruss.eu/virus-news/sneaky-hack-steals-data-by-watching-computer-leds-blink/