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 ...

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 ...

UPDATE (December 2 nd, 2024): The bootkit described in this report seems to be part of a project created by cybersecurity students participating in Korea's Best of the Best (BoB) training program. As ...

With the increasing prevalence of open-source implementations and the expansion of personal computing device usage to include mobile and non-PC devices as well as traditional desktops and laptops, ...

While not production-ready malware, ‘Bootkitty’ provides a proof of concept for exploiting Linux systems at boot-up — widening the UEFI attack path beyond the Windows ecosystem. Bootkitty, a recently ...

My UEFI experience so far has been limited to only two laptop OEMs, HP/Compaq and Acer. I found the former to be relatively difficult to work with (see the recent Compaq and earlier HP Pavilion posts) ...

UPDATE: November 28, 3:20 PM California time. The headline of this post has been changed. This update is adding the following further details: this threat is not a UEFI firmware implant or rootkit, it ...