Supermicro X11SDV-8C+-TLN2F User Manual page 93

 Restore Factory Keys
Select Yes to restore all factory keys to the default settings. The options are Yes and No.
 Reset to Setup Mode
Select Yes to delete all Secure Boot key databases and force the system to Setup Mode.
The options are Yes and No.

Export Secure Boot variables
Use this feature to copy the NVRAM contents of the secure boot variables to a file.

Enroll Efi Image
This feature allows the image to run in Secure Boot mode.
Device Guard Ready

Remove 'UEFI CA' from DB
Use this feature to remove the Microsoft UEFI CA certificate from the database. The options
are Yes and No.

Restore DB Defaults
Select Yes to restore the DB defaults.

Platform Key (PK)
This feature allows you to configure the settings of the platform keys.
Details
Select this feature to view the details of the Platform Key.
Export
Select Yes to export a PK from a file on an external media.
Update
Select Yes to load a factory default PK or No to load from a file on an external media.
Delete
Select Ok to remove the PK and then the system will reset to Setup/Audit Mode.

Key Exchange Keys (KEK)
Details
Select this feature to view the details of the Key Exchange Key.
Export
Select Yes to export a KEK from a file on an external media.
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Chapter 4: BIOS