A crucial Windows security certificate just expired - how to check your PC ...

Most PCs should continue working fine, even if they don't receive the updated certificates.

Certificate Expiration: The KEK CA 2011 certificate expired on June 24, 2026, stopping unpatched systems from receiving new Secure Boot revocations. Trust Chain Preservation: The update replaces 2011 ...

The clock is ticking for Windows and Linux users to update cryptographic keys that protect their systems against ...

Secure Boot certificate expiry 2026 arrives June 24 when Microsoft’s KEK CA 2011 expires. Devices missing the UEFI 2023 ...

Secure Boot has always been a nuisance for Linux users, but Microsoft's expiring 2011 certificate authorities are making it a ...

Secure Boot 2023 is now rolling out to most Windows 11 PCs via the June update. Check your status and what IT admins need to ...

The first Secure Boot certificates are expiring these days. Microsoft is providing further guidance for Linux on Azure VMs.

Attackers can bypass the Secure Boot process on millions of Intel and ARM microprocessor-based computing systems from multiple vendors, because they all share a previously leaked cryptographic key ...

A cyber security research firm has published a shocking report outlining how the Secure Boot feature found on UEFI motherboards was compromised almost two years ago due to its passcode being leaked.

Over the past year, there's been a raging debate over what kinds of encryption companies should use and whether they should retain the ability to crack end-user devices when ordered to do so by the ...