The Delete all keys option deletes all keys in the system, including the Platform Key.
IMPORTANT:
After you delete all keys, the system is forced to immediately disable Secure Boot. Secure Boot remains disabled upon system reboot until valid secure boot keys are restored.
Procedure
- From the System Utilities screen, select System Configuration > BIOS/Platform Configuration (RBSU) > Server Security > Secure Boot Settings > Advanced Secure Boot Options > Delete all keys.
- Press Enter to delete all keys.
- Confirm the deletion.