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 ...

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 ...

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, ...

In a nutshell: A serendipitous discovery led to a new warning of threats against Linux. The open-source platform is becoming an increasingly tasty target for cyber-criminals, and malware writers are ...

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) ...

Intel Security has released a tool that allows users to check if their computer’s low-level system firmware has been modified and contains unauthorized code. The release comes after CIA documents ...

The first UEFI bootkit specifically targeting Linux systems has been discovered, marking a shift in stealthy and hard-to-remove bootkit threats that previously focused on Windows. Named 'Bootkitty,' ...