Microsoft's Secure Boot certificates expire in June, and unless you've enrolled in its 'Extended Security Updates' program, the OS will fall into a 'degraded security state', Microsoft says.
Microsoft has recently begun replacing expiring Secure Boot certificates on eligible Windows 11 systems running 24H2 and 25H2 ...
Secure Boot has relied on the same security certificates to verify bootloaders since 2011, during the development cycle for ...
Refreshing new certificates represents one of the largest coordinated security maintenance efforts across the Windows ecosystem,' Microsoft explains.
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.
Get ye to Windows Update, because there's a good chance you've got new Secure Boot certificates to install. Microsoft just ...
Microsoft is reminding users that the Secure Boot ecosystem will soon require a mandatory check-up. The Redmond-backed security protocol, part of the UEFI specification and primarily ...
Microsoft will roll out new Secure Boot certificates for Windows users starting June, as the old certificates will expire.
Microsoft has released the Windows 10 KB5075912 extended security update to fix February 2026 Patch Tuesday vulnerabilities, ...
A fresh wave of Windows 11 update trouble is making the rounds, and this one is about as disruptive as it gets: some PCs reportedly can’t boot after installing the latest January 2026 security update.
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