If there are multiple drives installed in the computer, then it can create confusion as to which drive has a Bootloader. This scenario usually happens when Master Boot Record is on the wrong drive.

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 ...

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, ...