Rolling back the Linux kernel can save the day when a bad update breaks your system. It should be done carefully, with backups and verification. Use it to regain a stable state, then address the root ...

Locked out of your Linux system? Here are two safe and easy ways to reset your password without reinstalling.

Learn about how the cutting-edge, free software Heads project detects BIOS and kernel tampering, all with keys under your control. Disclaimer: I work for Purism, and my experience with Heads began as ...

Unless your computer is pretty old, it probably uses UEFI (Unified Extensible Firmware Interface) to boot. The idea is that a bootloader picks up files from an EFI partition and uses them to start ...

For some time now I have gotten a slow but steady volume of requests that I write about UEFI firmware and EFI boot relative to installing and maintaining Linux. As a result of a casual comment I made ...