Asus H81M-C/CSM Computer Hardware User Manual


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ASUS H81M-C
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Boot from Storage Devices [Legacy OPR...]
Allows you to select the type of storage devices that you want to launch. Conguration
options: [Both, Legacy OPROM rst] [Both, UEFI rst] [Legacy OPROM rst] [UEFI driver
rst] [Ignore]
Boot from PCI-E/PCI Expansion Devices [Legacy OPR...]
Allows you to select the type of PCIe/PCI expansion devices that you want to launch.
Conguration options: [Legacy OPROM rst] [UEFI driver rst]
2.8.9 Secure Boot
Allows you to congure the Windows
®
Secure Boot settings and manage its keys to protect
the system from unauthorized access and malwares during POST.
OS Type [Windows UE...]
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 OS Type to [Windows UEFI Mode]. It allows you
to manage the Secure Boot keys.
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). 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
Allows you to save the PK (Platform Keys) to a USB storage device.
PK Management
The Platform Key (PK) locks and secures the rmware from any non-permissible
changes. The system veries 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. Conguration options:
[Yes] [No]
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