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

Get ye to Windows Update, because there's a good chance you've got new Secure Boot certificates to install. Microsoft just ...

Secure Boot has relied on the same security certificates to verify bootloaders since 2011, during the development cycle for ...

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 is automatically replacing boot-level security certificates on Windows devices before they start expiring later this year. The new Secure Boot certificates will be rolled out as part of the ...

Microsoft released unplanned updates over the weekend. They correct errors in the January patches and bring new boot certificates.

Microsoft has started automatically replacing expiring Secure Boot certificates on eligible Windows 11 24H2 and 25H2 systems. Secure Boot is a security feature that blocks malicious software (like ...

Microsoft has shipped its first Patch Tuesday update of 2026 for Windows 11, delivering cumulative update KB5074109 to systems on versions 24H2 and 25H2. This month’s package is largely a servicing ...

Secure Boot is one of the key Windows 11 hardware requirements, and its certificates will soon expire. Here is why it is important and what you need to know. About three months ago, Microsoft ...