The idea is very simple, the BusKill cable connects a Linux laptop to the user, for example, to his belt. In case of theft, the USB cable disconnects from the laptop and triggers a
“Surprisingly, I couldn’t find a low-tech solution that implements a laptop kill cord, so I decided to build one myself for ~$20 and a simple udev rule.” wrote the expert in a blog post.
“We do what we can to increase our OpSec when using our laptop in public-such as using a good VPN provider, 2FA, and password database auto-fill to prevent network or shoulder-based eavesdropping,” says Altfield. “But even then, there’s always a risk that someone could just steal your laptop after you’ve authenticated!”
The expert published a video showing BusKill triggering a kill signal when the magnetic breakaway is tripped.
The expert published two sample