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

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

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 ...

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

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

A supply chain failure that compromises Secure Boot protections on computing devices from across the device-making industry extends to a much larger number of models than previously known, including ...

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.

Your Linux PC has a Secure Boot problem - what to do first (and the workaround to avoid) ...

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 ...

Microsoft, and its original equipment manufacturer (OEM) partners, are planning to update Secure Boot on Windows Unified Extensible Firmware Interface (UEFI) PCs, starting this year, per a Tuesday ...

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 ...