Install Default Secure Boot keys

Allows you to immediately load the default Security Boot keys, Platform key (PK), Key-exchange Key (KEK), Signature database (db), and Revoked Signatures (dbx). The Platform Key (PK) state will change from Unloaded mode to Loaded mode. The settings are applied after reboot or at the next reboot.

Key-exchange Key (KEK) refers to Microsoft® Secure Boot Key database (KEK).

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]

Load Default PK

Select Yes to load the system default PK (Platform key) or select No to load a downloaded PK from a USB storage device.

The PK file must be formatted as a UEFI variable structure with time-based authenticated variable.

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).

Delete the KEK

Allows you to delete the KEK from your system. Configuration options: [Yes] [No]

Load Default KEK

Select Yes to load the system default KEK (key-exchange key) or select No to load a downloaded KEK from a USB storage device.

Append Default KEK

Select Yes to append the system default KEK (key-exchange key) or select No to append a downloaded additional KEK from a USB storage device for the db (signature database) and dbx (revoked signature database) management.

The KEK file must be formatted as a UEFI variable structure with time-based authenticated variable.

ASUS H97M-PLUS

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