Key Management; Pk Management; Kek Management; Db Management - Asus PRIME Z390-P Manual

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Key Management

This allows you to manage the Secure Boot keys.
Clear Secure Boot keys
This item allows you to clear all default Secure Boot keys.
Save all Secure Boot Variables
This item allows you to save all the secure boot keys to a USB storage device.

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.
Save To File
This item allows you to save PK to a file.
Set New Key
This item allows you to load the downloaded PK from a USB storage device.
The PK file must be formatted as a UEFI variable structure with time-based authenticated
variable.
Delete Key
This item 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.

KEK Management

Key-exchange Key (KEK) refers to Microsoft
Save To File
This item allows you to save KEK to a file.
Delete Key
Allows you to delete the KEK from your system.
Configuration options: [Yes] [No]
Set New Key
Allows you to load the downloaded KEK from a USB storage device.
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 UEFI variable structure with time-based authenticated
variable.

DB Management

Save To File
This item allows you to save DB to a file.
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Get the optimized function when booting on Windows
mode. Microsoft Secure Boot only supports Windows
®
mode.
Secure Boot Key-Enrollment Key (KEK).
®
Chapter 2: Getting started
non-UEFI
®
UEFI
®