Supermicro X11SCZ-F/Q User Manual page 111

Secure Boot variable

Platform Key (PK)
This feature allows the user 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
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.
Update
Select Yes to load a factory default KEK or No to load from a file on an external media.
Append
Select Yes to add the KEK from the manufacturer's defaults list to the existing KEK. Select
No to load the KEK from a file. The options are Yes and No.
Delete
Select Ok to remove the KEK and then the system will reset to Setup/Audit Mode.

Authorized Signatures
Details
Select this feature to view the details of the db.
Export
Select Yes to export a db from a file on an external media.
Update
Select Yes to load a factory default db or No to load from a file on an external media.
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Chapter 4: BIOS