Asus ROG STRIX Z270G GAMING STRIX Z270G GAMING BIOS ManualEnglish - Page 57

Secure Boot, Boot from PCI-E/PCI Expansion Devices

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The following items appear only when you set the Launch CSM to [Enabled]. Boot Device Control This item allows you to select the type of devices that you want to boot. Configuration options: [UEFI and Legacy OPROM] [Legacy OPROM only] [UEFI only] Boot from Network Devices This item allows you to select the type of network devices that you want to launch. Configuration options: [Legacy only] [UEFI driver first] [Ignore] Boot from Storage Devices This item allows you to select the type of storage devices that you want to launch. Configuration options: [Legacy only] [UEFI driver first] [Ignore] Boot from PCI-E/PCI Expansion Devices This item allows you to select the type of PCI-E/PCI expansion devices that you want to launch. Configuration options: [Legacy only] [UEFI driver first] Secure Boot This item 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] [Other OS] Key Management This item allows you to select your installed operating system. Execute the Microsoft® Secure Boot check. Only select this option when booting on Windows® UEFI mode or other Microsoft® Secure Boot compliant OS. Get the optimized function when booting on Windows® nonUEFI mode. Microsoft® Secure Boot only supports Windows® UEFI mode. 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. 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. ROG STRIX Z270G GAMING BIOS Manual 57

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ROG STRIX Z270G GAMING BIOS Manual
57
The following items appear only when you set the Launch CSM to
[Enabled]
.
Boot Device Control
This item allows you to select the type of devices that you want to boot.
Configuration options: [UEFI and Legacy OPROM] [Legacy OPROM only]
[UEFI only]
Boot from Network Devices
This item allows you to select the type of network devices that you want to
launch.
Configuration options: [Legacy only] [UEFI driver first] [Ignore]
Boot from Storage Devices
This item allows you to select the type of storage devices that you want to
launch.
Configuration options: [Legacy only] [UEFI driver first] [Ignore]
Boot from PCI-E/PCI Expansion Devices
This item allows you to select the type of PCI-E/PCI expansion devices that
you want to launch.
Configuration options: [Legacy only] [UEFI driver first]
Secure Boot
This item 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]
This item allows you to select your installed operating system.
Execute 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. Microsoft
®
Secure Boot only supports Windows
®
UEFI mode.
Key Management
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.
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.