Secure Boot
The latest Secure Boot coverage — news, analysis, and updates from the WindowsNews.AI desk.
The Hidden Deadline for Windows Server: Your Emergency Boot Drives Might Fail After October 2026
On June 24 and 27, 2026, two Secure Boot certificates quietly expired and nothing crashed. Servers kept chugging, workloads didn’t blink, and many IT admins breathed easy. But the real trap is...
July’s Windows 11 Update Tightens Remote Desktop Security, Gives 24H2 Home/Pro a 90-Day Upgrade Clock
Microsoft released its July 2026 security update for Windows 11 on Tuesday, delivering a critical boost to Remote Desktop protections alongside a not-so-subtle nudge for millions of consumers still...
Forced Windows 11 Secure Boot Update Triggers BitLocker Recovery on HP and Dell PCs
Microsoft’s July 15 OEM Secure Boot Office Hours surfaced a stubborn reality: forcing the Windows 11 Secure Boot certificate update on HP and Dell business laptops can trigger BitLocker recovery...
Secure Boot 2026: Why You Must Check UEFICA2023Status Right Now (and How to Do It)
The June 2026 Secure Boot certificate transition has passed, but the work of verifying that every Windows device trusts the new 2023 certificates is just beginning. Microsoft’s two 2011 Certificate...
UEFI Secure Boot 2011 Certificates Expire Oct 19—Use This Microsoft Script to Prepare
Microsoft’s July 15 Secure Boot Office Hours session confirmed that the final 2011-era certificate, the Windows Production PCA 2011, will expire on October 19, 2026. The event also revealed a...
Microsoft Fixes Windows Boot Loader Flaw That Could Weaken Secure Boot Defenses
Microsoft shipped its July 14, 2026 security updates to close a hole in the Windows Boot Loader that could let a well-placed attacker bypass security checks before the operating system loads. The...
July Patch Tuesday Drops 570 Fixes and 3 Zero-Day Patches — But Some Dell PCs Are Blocked
Microsoft’s July 2026 Patch Tuesday, released July 14, slams the door on an astonishing 570 security vulnerabilities across its product line—a record haul that includes fixes for three zero-day...
Windows 11 July Update Patches Decade-Old Secure Boot Bootkit Vulnerability
On July 14, 2026, Microsoft rolled out cumulative update KB5101650 for Windows 11 versions 24H2 and 25H2. While the patch notes highlight a list of routine fixes, the update also delivered a...
Microsoft Closes Secure Boot Security Gap—Patches for All Windows Versions Out Now
Microsoft fixed a vulnerability in Windows Secure Boot on July 14, 2026 that could allow an attacker with local access to bypass the very mechanism designed to keep malware out of the boot process....
KB5099539 Ships to Windows 10 ESU: OLE Automation Fix and Networking Crackdown
Microsoft delivered cumulative update KB5099539 to Windows 10 Extended Security Updates (ESU) and LTSC systems on July 14, 2026—the July Patch Tuesday—patching a disruptive OLE Automation...
MultiOS-USB 0.12.1 Lets You Install Windows Without Disabling Secure Boot
The open-source MultiOS-USB tool just eliminated one of the most awkward steps in deploying Windows from a multiboot drive: turning off Secure Boot. Version 0.12.1, released on July 12, 2026, finally...
Debian 13.6 Ships With 2019 GeoIP Database, Breaking Location Services for Dual Booters
Debian has released version 13.6 of its Trixie testing branch, rolling out a batch of security fixes and firmware updates while unexpectedly reverting its GeoIP database to a state from December...