Asus X99-DELUXE II SERIES - Page 67

ASUS X99-DELUXE II Series BIOS Manual
67
PK Management
The Platform Key (PK) locks and secures the rmware from any permissible changes.
The system veries the PK before your system enters the OS.
Delete PK
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.
Conguration options: [Yes] [No]
Load Default PK
This item allows you to load the downloaded PK from a USB storage
device.
The PK le 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
This item allows you to delete the KEK from your system.
Conguration options: [Yes] [No]
Load Default KEK
This item allows you to load the downloaded KEK from a USB storage
device.
Append Default KEK
This item allows you to load the additional KEK from a storage device for
an additional db and dbx loaded management.
The KEK le 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.
Delete the db
This item allows you to delete the db le from your system.
Conguration options: [Yes] [No]
Load Default db
This item allows you to load the downloaded db from a USB storage
device.