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infodragon [soylentnews.org] writes:

https://www.bleepingcomputer.com/news/security/novel-attack-technique-uses-smart-light-bulbs-to-steal-data/ [bleepingcomputer.com]

Researchers have determined that some light bulbs are suitable for covert data exfiltration from personal devices, and can leak multimedia preferences by recording their luminance patterns from afar.

Continuing...

The adversary does not need to attack the internal network of the victim to extract the information. They only need a direct connection between the target device and the lights, and line-of-sight with bulbs during the exfiltration process.

Original Submission