One of those was UEFI Secure Boot, a mechanism for verifying PC bootloaders to ensure that unverified software can’t be loaded at startup. Secure Boot was enabled but technically optional for Windows ...

Windows 11 is refreshing Secure Boot keys in 2026. Here's why TPM-WMI Event ID 1801 appears, and how to verify the new certificate.

Refreshing new certificates represents one of the largest coordinated security maintenance efforts across the Windows ecosystem,' Microsoft explains.

Microsoft has recently begun replacing expiring Secure Boot certificates on eligible Windows 11 systems running 24H2 and 25H2 ...

Following my recent posts concerning my experiences with Unified Extensible Firmware Interface (UEFI) and secure booting, here's a Q&A with Mark Doran, the UEFI forum president. In general I agree ...

First off, a little context. I'm a 30+ year Mac user and I just bought my first PC in decades. I'm no stranger to Windows and Linux, but haven't used them as a desktop OS for about 15 years. My ...

Your PC's critical security certificates may be about to expire - how to check ...

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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, ...

The lovely thing about the x86 architecture is its decades of backwards compatibility, which makes it possible to run 1990s ...

ESET finds bug in a UEFI application allowing malicious actors to bypass UEFI Secure Boot The move grants criminals the ability to deploy bootkits to affected systems Microsoft addressed the bug in ...