The most reliable source for these binaries is the on GitHub. To get the file: Navigate to the Releases section of the repository.
: Copy the .bin file to a FAT32-formatted USB drive. Enter your BIOS menu, look for Secure Boot or Key Management , and select the option to update or append the "db" (Allowed Signatures) variable. Download defaultdb bin
The DefaultDb.bin file is a security database binary used to update variables, typically on systems running Windows or OpenCore. It contains the authorized signatures (the "db" or Allowed Signatures Database) that allow specific operating system bootloaders to run. Where to Download The most reliable source for these binaries is the on GitHub
Download the package labeled (or similar for your architecture). Enter your BIOS menu, look for Secure Boot
Are you looking to update these keys for a or to fix a "Secure Boot Violation" on a standard Windows PC? Windows UEFI CA 2023.md - GitHub