ThreatVectr
Tag

#covert channel

1 story taggedcovert channel.

Full-frame edge-to-edge photoreal shot of the back of a desktop monitor in a dim server room, focus on the DisplayPort cable curving into the port, with a soft
Threat Intelligence

TrojPix: Academic Research Shows Air-Gapped PCs Can Leak Data Through Screen Pixels

Researchers at Shandong University describe a covert channel that turns a monitor cable into a radio transmitter, but the technique still needs malware on the target first.

3 min
© 2026 Threat Vectr