Researchers have retrieved data from a disconnected computer by altering its LCD’s pixel density just enough for a camera to pick it up. This post appeared first on Naked Security…
Browsing Categoryoptical covert channel
Hackers Can Exfiltrate Sensitive Data from Air-Gapped Computers Using Screen Brightness
New cybersecurity research shows that attackers can exfiltrate sensitive information from the air-gapped computers by manipulating the brightness of the screen. The attack was discovered by a team of researchers…