Secure Boot - Asus J3455I-CM-A Manual

3.6.6

Secure Boot

Allows you to configure the Windows
the system from unauthorized access and malwares during POST.
OS Type [Windows UEFI mode]
Allows you to select your installed operating system.
[Windows UEFI mode]
[Other OS]
The following item appears when OS Type is set to [Windows UEFI mode].
Key Management
This item appears only when you set OS Type to [Windows UEFI mode]. It allows you to
manage the Secure Boot keys.
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 PK from File
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.
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
Delete the KEK
Allows you to delete the KEK from your system. Configuration options:
[Yes] [No]
Chapter 3: BIOS setup
Secure Boot settings and manage its keys to protect
®
Executes the Microsoft
option when booting on Windows
Secure Boot compliant OS.
Get the optimized function when booting on Windows
mode, Windows Vista/XP, or other Microsoft
®
non-compliant OS. Only on Windows
Secure Boot can function properly.
Secure Boot check. Only select this
®
UEFI mode or other Microsoft
®
UEFI mode that Microsoft
®
Secure Boot Key-Enrollment Key (KEK).
®
®
non-UEFI
®
Secure Boot
®
®
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