PKfail: An AMI Platform Key discovered on GitHub led researchers to uncover test keys in firmware images from major PC and server vendors, something hackers could exploit if leaked to gain kernel ...

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

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 ...

WTF?! If you thought your laptop, desktop, or server was protected by Secure Boot, think again. A new vulnerability dubbed "PKfail" has left Secure Boot wide open on hundreds of PC and devices across ...

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 ...