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 ...

UEFI (Unified Extensible Firmware Interface) is the open, multi-vendor replacement for the aging BIOS standard, which first appeared in IBM computers in 1976. The UEFI standard is extensive, covering ...

ESET researchers have discovered a vulnerability that allows bypassing UEFI Secure Boot, affecting the majority of UEFI-based systems. This vulnerability, assigned CVE-2024-7344, was found in a UEFI ...

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 ...

This is not strictly a server-specific topic but this is something that probably becomes more of a problem with server and automated provisioning environments. Though in my case it's my home lab. Most ...

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 ...

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 ...

If you have ever heard about EFI or seen an EFI System Partition (ESP) in Windows and wonder what it is, then this post will help you understand. We will talk about EFI, how you can identify the EFI ...