Asus H61M-CS User Guide - Page 56

Secure Boot

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2.7.9 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 [Other OS] Allows you to select your installed operating system. [Windows UEFI mode] Executes the Microsoft® Secure Boot check. Only select this option when booting on Windows® UEFI mode or other Microsoft® Secure Boot compliant OS. [Other OS] Get the optimized function when booting on Windows® non-UEFI mode, Windows® Vista/XP, or other Microsoft® Secure Boot non-compliant OS. Only on Windows® UEFI mode that Microsoft® Secure Boot can function properly. The following item appears when OS Type is set to [Windows UEFI mode]. Key Management This item appears only when you set Secure Boot Mode to [Custom]. It allows you to manage the Secure Boot keys. Manage the Secure Boot Keys (PK, KEK, db, dbx) Install Default Secure Boot keys Allows you to immediately load the default Security Boot keys, Platform key (PK), Key-exchange Key (KEK), Signature database (db), and Revoked Signatures (dbx). The Platform Key (PK) state will change from Unloaded mode to Loaded mode. The settings are applied after reboot or at the next reboot. Key-exchange Key (KEK) refers to Microsoft® Secure Boot Key database (KEK). 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. 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. Load PK from File Allows you to load the downloaded PK from a USB storage device. Copy PK to File Allows you to store the PK 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. Configuration options: [Yes] [No] The PK file must be formatted as a UEFI variable structure with time-based authenticated variable. 2-26 Chapter 2: BIOS information

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2-26
Chapter 2: BIOS information
2.7.9
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 [Other OS]
Allows you to select your installed operating system.
[Windows UEFI mode]
Executes the Microsoft
®
Secure Boot check. Only select
this option when booting on Windows
®
UEFI mode or
other Microsoft
®
Secure Boot compliant OS.
[Other OS]
Get the optimized function when booting on Windows
®
non-UEFI mode, Windows
®
Vista/XP, or other Microsoft
®
Secure Boot non-compliant OS. Only on Windows
®
UEFI
mode that Microsoft
®
Secure Boot can function properly.
The following item appears when
OS Type
is set to [
Windows UEFI mode
].
Key Management
This item appears only when you set Secure Boot Mode to [Custom]. It allows you to manage the
Secure Boot keys.
Manage the Secure Boot Keys (PK, KEK, db, dbx)
Install Default Secure Boot keys
Allows you to immediately load the default Security Boot keys, Platform key (PK),
Key-exchange Key (KEK), Signature database (db), and Revoked Signatures (dbx).
The Platform Key (PK) state will change from Unloaded mode to Loaded mode.
The settings are applied after reboot or at the next reboot.
Key-exchange Key (KEK) refers to Microsoft
®
Secure Boot Key database (KEK).
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.
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.
Load PK from File
Allows you to load the downloaded PK from a USB storage device.
Copy PK to File
Allows you to store the PK 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. Configuration options: [Yes] [No]
The PK file must be formatted as a UEFI variable structure with time-based authenticated variable.