Microsoft’s latest Windows 11 security update was meant to harden PCs against stealthy firmware attacks. Instead, it has triggered a fresh headache: some systems now refuse to power off properly, ...

Troubleshoot Highguard launch issues with our guide covering Secure Boot, Easy Anti-Cheat, file integrity checks, and more.

Researchers have uncovered "LogoFAIL," a set of critical vulnerabilities present in the Unified Extensible Firmware Interface (UEFI) ecosystem for PCs. Exploitation of the vulnerabilities nullify ...

A supply chain failure that compromises Secure Boot protections on computing devices from across the device-making industry extends to a much larger number of models than previously known, including ...

Attackers can bypass the Secure Boot process on millions of Intel and ARM microprocessor-based computing systems from multiple vendors, because they all share a previously leaked cryptographic key ...

Roughly nine percent of tested firmware images use non-production cryptographic keys that are publicly known or leaked in data breaches, leaving many Secure Boot devices vulnerable to UEFI bootkit ...

Event ID 1798 occurs when an attempt is made to add the Microsoft Windows Production PCA 2011 certificate; this is an old and less secure certificate compared to UEFI CA 2023. In this post, we will ...

A couple of months ago, we reported on the PKfail vulnerability in Secure Boot — a security issue that stems from hardware manufacturers shipping devices with known compromised software. After digging ...

Do you see Event ID 1796 in your Windows 11/10/Server logs? If the Secure update process cannot complete and fails with an error message— The Secure Boot update ...

Microsoft this week offered guidance to address a Secure Boot vulnerability in Windows and Linux systems, but it'll likely be a long-term project for IT pros. The issue was identified by Microsoft in ...

Hundreds of Windows and Linux computer models from virtually all hardware makers are vulnerable to a new attack that executes malicious firmware early in the boot-up sequence, a feat that allows ...

Secure Boot is a feature of your PC's UEFI that only allows approved operating systems to boot up. It's a security tool that prevents malware from taking over your PC at boot time. While it's not ...