Researchers can 'steal' data by tracking a PC monitor's brightness
 

There are already ways to siphon data from computers without a network connection or old-fashioned physical theft, but this might be one of the cleverer examples. Researchers have found a way to steal data from "air-gapped" computers (that is, no wa...

https://www.engadget.com/2020/02/05/...cd-brightness/