Northern Micro Spirit Q370-AS, User Manual

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Install Default Secure Boot keys
This item allows you to immediately load the default Security Boot keys,
Platform key (PK), Key-exchange Key (KEK), Signature database (db), and
Revoked Signatures (dbx). When the default Secure boot keys are loaded, all the
Secure Boot keys’ state will change from Unloaded mode to loaded mode.
Clear Secure Boot keys
This item appears only when you load the default Secure Boot keys. This item
allows you to clear all default Secure Boot keys.
Save Secure Boot keys
This item appears only when you load the default Secure Boot keys. This item
allows you to save all default Secure Boot keys.
PK Management
The Platform Key (PK) locks and secures the firmware from any non-permissible
changes. The system verifies the PK before your system enters the OS.
Delete PK
Allows you to delete the PK from your system. Once the PK is deleted, all the system’s
Secure Boot keys will not be active.
Configuration options: [Yes] [No]
Set New Key
Allows you to set a new key from your system. Press [Yes] to load factory default PK or
select [No] to load it from a file on external media Configuration options: [Yes] [No]
The PK file must be formatted as a public key certificate or UEFI variable
structure with time-based authenticated variable.
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KEK Management
The KEK (Key-exchange Key or Key Enrollment Key) manages the Signature
database (db) and Revoked Signature database (dbx).
Key-exchange Key (KEK) refers to Microsoft® Secure Boot Key-
Enrollment Key (KEK).
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Delete Key
Allows you to delete the Key from your system. Configuration options: [Yes] [No]
Set New Key
Allows you to set a new key.
Append Key
Allows you to load the additional KEK from a storage device for an additional db and dbx
loaded management.
The KEK file must be formatted as a public key certificate or UEFI variable
structure with time-based authenticated variable.
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DB Management
The db (Authorized Signature database ) lists the signers or images of UEFI
applications, operating system loaders, and UEFI drivers that you can load on the
single computer.