Secure Boot protects modern Windows and Linux PCs. Microsoft Secure Boot certificates from 2011 expire in June 2026. Most PC owners are fine if they install the latest updates. Last year's ...

Devices that don’t receive new Secure Boot certificates may miss out on future security updates. Devices that don’t receive new Secure Boot certificates may miss out on future security updates. is a ...

Get ye to Windows Update, because there's a good chance you've got new Secure Boot certificates to install. Microsoft just announced that it will be refreshing those certificates, which were ...

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 ...

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. Introduced in 2011, ...

Upgrade Now: Microsoft Issues Security Warning to Those Still on Windows 10 Microsoft's Secure Boot certificates expire in June, and unless you've enrolled in its 'Extended Security Updates' program, ...

Microsoft is issuing new Secure Boot certificates to Windows PC users, as the initial certificates are reaching the end of a planned lifespan after 15 years and are set to expire in June 2026. The ...

PCWorld reports that Microsoft is rolling out critical Secure Boot certificate updates for Windows 11 systems to replace certificates expiring in June 2026. Without these updates, older Windows 11 PCs ...

Microsoft says Secure Boot certificates are being updates, and Windows 10 isn't fully eligible Affected devices will enter a "degraded security state" Is this another push to drive Windows 11 adoption ...

Microsoft has launched a critical “generational refresh” of Secure Boot certificates to replace aging security keys that are nearing their end-of-life. This move is essential for maintaining the ...

TL;DR: Secure Boot certificates in Windows 10 and 11 will expire by June 2026, risking system security and compatibility. Microsoft is issuing new certificates through updates and OEM firmware ...