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Chapter 3: BIOS setup
Chapter 3
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 KEK
This item allows you to delete the KEK from your system.
Conguration 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.
Conguration options: [Yes] [No]
Load Default db
This item allows you to load the downloaded db from a USB storage
device.
Append Default db
This item allows you to load the additional db from a storage device so that
more images can be loaded securely.
The db le must be formatted as a UEFI variable structure with time-based authenticated
variable.