Event ID 1033, accompanied by the error message—Potentially revoked boot manager was detected in EFI partition—is said to occur when the update of the ...

Windows 11 now shows Secure Boot certificate status in Windows Security. Learn what the new alerts mean and what actions you ...

Event ID 1799 is the event logged when a boot manager signed by the Windows UEFI CA 2023 certificate (the latest and most secure) runs on startup. This means all the security measures are in place, ...

Windows 11 now shows Secure Boot alerts to help users prepare for 2026 certificate expiration and avoid security issues.

There are various reasons why Windows does not start. The first assumption is a defect in the boot environment that prevents the system from starting. However, causes can also be a defective file ...

ESET researchers have analyzed a previously undocumented, real-world UEFI bootkit that persists on the EFI System Partition (ESP). The bootkit, which we’ve named ESPecter, can bypass Windows Driver ...