The Key Exchange Key (KEK) acts as an authority that allows Microsoft to update the other databases, like the DB and DBX that tell your computer which bootloaders are safe.

Windows 10 and Windows 11 rely on three security certificates that begin expiring from June 2026, with additional expirations later in 2026. Microsoft is treating this as a broad, ecosystem-level ...

Microsoft will use standard Windows 11 updates to keep Secure Boot working on existing PCs as the operating system's original certificates near their end. The company says Secure Boot certificates ...

In brief: Secure Boot was originally introduced with Windows 8 as a firmware-based security feature designed to protect the OS from potentially malicious boot code. After more than 15 years, the ...

Microsoft introduced Secure Boot back in 2011, and made it a key requirement for installation of Windows 11. And now some users will have to update their certificates ...

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 ...

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 ...

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 ...

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 ...

Windows 8 is remembered most for its oddball touchscreen-focused full-screen Start menu, but it also introduced a number of under-the-hood enhancements to Windows. One of those was UEFI Secure Boot, a ...

In this post, we will show you how to disable Secure Boot in Hyper-V and what to do if Hyper-V is not booting when Secure Boot is enabled. If you’re running a Generation 2 virtual machine in Hyper-V ...

PCWorld highlights the release of KB5073724, Microsoft’s first Windows 10 security update of 2026, addressing critical vulnerabilities including a flaw in WinSqlite3.dll. This update is exclusively ...