>What's the baud on opening and closing vents and reading it from space satellites?
Here's an example where researchers used a scanner in an office building to exfiltrate data from the network. Malware on the network activates the scanner in a certain pattern, which lights up the room. The difference in lighting is recorded using a drone outside across the parking lot:
Here's an example where researchers used a scanner in an office building to exfiltrate data from the network. Malware on the network activates the scanner in a certain pattern, which lights up the room. The difference in lighting is recorded using a drone outside across the parking lot:
https://www.bankinfosecurity.com/black-hat-europe-beware-air...