Rafferty McDonald
@thecodinghatter
Konrad Rieck
@mlsec
Did you know that a normal LED can also receive light? 🚨
It can! In this paper, we point a laser at build-in LEDs of offices devices and transmit data to their firmware. This covert communication can bridge 25m with a throughput of 128 kbps.
intellisec.de/pubs/2021-acsa… 1/3