Refreshing new certificates represents one of the largest coordinated security maintenance efforts across the Windows ecosystem,' Microsoft explains.
In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems ...
Microsoft has announced it will deliver new Secure Boot certificates via Windows Update starting March 2026 before 2011 ...
Microsoft has begun rolling out updated Secure Boot certificates through monthly Windows updates to replace the original 2011 certificates that will expire in late June 2026.
Microsoft will roll out new Secure Boot certificates for Windows users starting June, as the old certificates will expire.
Microsoft releases Windows 10 update KB5075912 for February 2026. This Patch Tuesday rollout includes critical security fixes and OS improvements.
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 ...
Microsoft has released the Windows 10 KB5075912 extended security update to fix February 2026 Patch Tuesday vulnerabilities, including six zero-days, and continue rolling out replacements for expiring ...
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