My recent series of posts concerning UEFI and Secure Boot technology has drawn several comments and questions about the possibility of installing only Linux on such a system. I have just had to ...

It's probably Windows setting your UEFI (aka what used to be called BIOS) to boot from the Windows bootloader partition instead of Grub. It's probably still there if you set the right partition in the ...

I've got my Ubuntu system at home set up using UEFI boot, mirrored root/home using btrfs, and mirrored swap using LVM, but making sure that /boot/efi is mirrored across both drives and usable in the ...

The developers of the BlackLotus UEFI bootkit have improved the malware with Secure Boot bypass capabilities that allow it to infect even fully patched Windows 11 systems. BlackLotus is the first ...

Let's start by clearly stating what this post is, and what it isn't. It is a description of how I set up multi-boot for Linux systems, sometimes including Windows, using the GRUB bootloader. It is not ...

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Some signed third-party bootloaders for the Unified Extensible Firmware Interface (UEFI) could allow attackers to execute unauthorized code in an early stage of the boot process, before the operating ...

ESET Research has discovered HybridPetya, on the VirusTotal sample sharing platform. It is a copycat of the infamous Petya/NotPetya malware, adding the capability of compromising UEFI-based systems ...

UEFI stands for Unified Extensible Firmware Interface. It is a replacement for the BIOS, which is used to set up the hardware and load and start an operating system in today’s Windows 11/10 PCs. What ...