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Secure Boot variable
Platform Key (PK)
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.
Append
Select Yes to add the db from the manufacturer's defaults list to the existing db. Select No
to load the db from a file. The options are Yes and No.
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Chapter 6: UEFI BIOS
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