MSI MPG Z790 CARBON MAX WIFI User Manual - Page 31

Enroll Efi Image, Platform KeyPK: ??, Set New Key, Delete Key, Key Exchange Keys: ??, Append Key

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▶ Enroll Efi Image Allows the image to run in Secure Boot mode. Enroll the SHA256 Hash certificate of a PE image into the authorized signature database (db). ▶ Platform Key(PK): ? ? ? The Platform Key (PK) can protect the firmware from any un-authenticated changes. The system will verify the PK before your system enters the OS. Platform Key (PK) is used for updating KEK. ▶ Set New Key Sets a new PK to your system. ▶ Delete Key Deletes the PK from your system. ▶ Key Exchange Keys: ? ? ? Key Exchange Key (KEK) is used for updating DB or DBX. ▶ Set New Key Sets a new KEK to your system. ▶ Append Key Loads an additional KEK from storage devices to your system. ▶ Delete Key Deletes the KEK from your system. ▶ Authorized Signatures: ? ? ? Authorized Signatures(DB) lists the signatures that can be loaded. ▶ Set New Key Sets a new DB to your system. ▶ Append Key Loads an additional DB from storage devices to your system. ▶ Delete Key Deletes the DB from your system. ▶ Forbidden Signatures : ? ? ? Forbidden Signatures (DBX) lists the forbidden signatures that are not trusted and cannot be loaded. ▶ Set New Key Sets a new DBX to your system. ▶ Append Key Loads an additional DBX from storage devices to your system. ▶ Delete Key Deletes the DBX from your system. BIOS Setup 31

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31
BIOS Setup
▶
Enroll Efi Image
Allows the image to run in Secure Boot mode. Enroll the SHA256 Hash certificate
of a PE image into the authorized signature database (db).
▶
Platform Key(PK): ? ? ?
The Platform Key (PK) can protect the firmware from any un-authenticated
changes. The system will verify the PK before your system enters the OS.
Platform Key (PK) is used for updating KEK.
▶
Set New Key
Sets a new PK to your system.
▶
Delete Key
Deletes the PK from your system.
▶
Key Exchange Keys: ? ? ?
Key Exchange Key (KEK) is used for updating DB or DBX.
▶
Set New Key
Sets a new KEK to your system.
▶
Append Key
Loads an additional KEK from storage devices to your system.
▶
Delete Key
Deletes the KEK from your system.
▶
Authorized Signatures: ? ? ?
Authorized Signatures(DB) lists the signatures that can be loaded.
▶
Set New Key
Sets a new DB to your system.
▶
Append Key
Loads an additional DB from storage devices to your system.
▶
Delete Key
Deletes the DB from your system.
▶
Forbidden Signatures : ? ? ?
Forbidden Signatures (DBX) lists the forbidden signatures that are not trusted
and cannot be loaded.
▶
Set New Key
Sets a new DBX to your system.
▶
Append Key
Loads an additional DBX from storage devices to your system.
▶
Delete Key
Deletes the DBX from your system.