Chapter 5: UEFI BIOS
105
Delete
the key database. The options are Yes and No.
Authorized Signatures
Details
Review details on current settings of the Authorized Signatures.
Export
Update
The options are Yes and No.
Append
Select Yes to add the database from the manufacturer's defaults to the existing DB.
Delete
Select Yes to delete the Authorized Signatures key database. Select No to delete only a
Forbidden Signatures
Details
Review details on current settings of the Forbidden Signatures.
Export
Update
Select Yes to load the DBX factory default 'dbx.' Select No to load it from an external
Append
Select Yes to add the DBX from the manufacturer's defaults to the existing DBX. Select