User Manual

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ROG STRIX B450-F GAMING II BIOS Manual
PK Management
The Platform Key (PK) locks and secures the firmware from any permissible changes.
The system verifies the PK before your system enters the OS.
Details
This item allows you to view the details of the PK.
Save to file
This item allows you to save the PK to a USB storage device.
Set New key
This item allows you to load the downloaded PK from a USB storage
device.
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.
Configuration options: [Yes] [No]
The PK file must be formatted as a UEFI variable structure with time-based authenticated
variable.
KEK Management
The Key Exchange Keys (KEK) manages the Signature database (db) and Forbidden
Signature database (dbx).
Key Exchange Keys (KEK) refers to Microsoft
®
Secure Boot Key-Enrollment Key (KEK).
Details
This item allows you to view the details of the KEK.
Save to file
This item allows you to save the KEK to a USB storage device.
Set New key
This item allows you to load the downloaded KEK from a USB storage
device.
Append Key
This item allows you to load the additional KEK from a storage device for
an additional db and dbx loaded management.
Delete key
This item allows you to delete the KEK from your system.
Configuration options: [Yes] [No]
The KEK file must be formatted as a UEFI variable structure with time-based
authenticated variable.
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.