USBGuard is a tool that uses a kernel feature to block unknown USB devices. It allows to register devices as trusted temporarily ot permanently. Once setup, it is not hard to use, and I will show you how to do this. This is crucial to protect against fake input devices (like rubber duckies), thund…

Howto: Setup usbguard to protect yourself from malicious USB devices

uoiae (Uo iae) March 1, 2026, 7:32am 5

Hey there boredsquirrel, I made a post about USBguard problems on silverblue. Since I followed your guide, I thought maybe your input would be useful. Thanks if you consider chiming in!

usbguard-problems-on-silverblue

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Howto: Setup usbguard to protect yourself from malicious USB devices

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