Asus ROG Strix Z270I Gaming STRIX Z270I GAMING BIOS ManualEnglish - Page 38

Key Management, Clear Secure Boot keys, Save Secure Boot variables

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Key Management This 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 the previously applied Secure Boot keys. Save Secure Boot variables This item allows you to save all the Secure Boot keys to a USB storage device. 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. Save to File This item allows you to save the downloaded PK to a USB storage device. Set New Key This item 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. Delete Key This item 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. 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® Secure Boot Key-Enrollment Key (KEK). Save to File Allows you to save the downloaded KEK to a USB storage device. Set New Key Allows you to load the downloaded KEK from a USB storage device. Append Key Allows you to load the additional KEK from a storage device for an additional db and dbx loaded management. The KEK file must be formatted as a public key certificate or UEFI variable structure with time-based authenticated variable. Delete key Allows you to delete the Key from your system. Configuration options: [Yes] [No] 38 ASUS STRIX Z270I GAMING BIOS Manual

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ASUS STRIX Z270I GAMING BIOS Manual
Key Management
This 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 the previously applied Secure Boot keys.
Save Secure Boot variables
This item allows you to save all the Secure Boot keys to a USB storage device.
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.
Save to File
This item allows you to save the downloaded PK to a USB storage device.
Set New Key
This item 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.
Delete Key
This item 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.
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® Secure Boot Key-Enrollment Key (KEK).
Save to File
Allows you to save the downloaded KEK to a USB storage device.
Set New Key
Allows you to load the downloaded KEK from a USB storage device.
Append Key
Allows you to load the additional KEK from a storage device for an additional db and
dbx loaded management.
The KEK file must be formatted as a public key certificate or UEFI variable structure with
time-based authenticated variable.
Delete key
Allows you to delete the Key from your system. Configuration options: [Yes] [No]