Secure Boot - Asus Z97M-PLUS User Manual

Secure Boot

Allows you to configure the Windows Secure Boot settings and manage its keys to protect the
system from unauthorized access and malwares during POST.
OS Type [Windows UEFI mode]
[Windows UEFI
Mode]
[Other OS]
Key Management
This item allows you to manage the Secure Boot keys.
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.
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
3-50
Allows you to select your installed operating system. Execute
the Microsoft
®
booting on Windows
Boot compliant OS.
Get the optimized function when booting on Windows
UEFI mode and Microsoft
Microsoft Secure Boot only supports Windows
®
Install Default Secure Boot keys
This item allows you to immediately load the default Security Boot keys,
Platform key (PK), Key-exchange Key (KEK), Signature database (db), and
Revoked Signatures (dbx). When the default Secure boot keys are loaded,
the PK state will change from Unloaded mode to loaded mode.
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 allows you to save the PK (Platform Keys) to a USB storage
device.
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.
Load Default PK
Select Yes to load the system default PK or select No to load a downloaded
PK from a USB storage device.
Secure Boot check. Only select this option when
UEFI mode or other Microsoft
®
Secure Boot non-compliant OS.
®
Secure Boot Key-Enrollment Key (KEK).
®
Secure
®
non-
®
UEFI mode.
®
Chapter 3: BIOS setup