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Konrad Rieck

@mlsec

Tweet ID 1469374394808123401

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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

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Fri Dec 10 18:32:10 +0000 2021