Dell DSS 2500 Owner's Manual page 37

Option Description
UEFI Variable Provides varying degrees of securing UEFI variables. When set to Standard (the default), UEFI variables are
Access accessible in the operating system per the UEFI specification. When set to Controlled, selected UEFI variables are
protected in the environment and new UEFI boot entries are forced to be at the end of the current boot order.
Secure Boot Policy When Secure Boot policy is set to Standard, the BIOS uses the system manufacturer's key and certificates to
authenticate pre-boot images. When Secure Boot policy is set to Custom, the BIOS uses the user-defined key and
certificates. Secure Boot policy is set to Standard by default.
Secure Boot Policy Specifies the list of certificates and hashes that secure boot uses to authenticate images.
Summary
Related links
System Security
Viewing System Security
Secure Boot Custom Policy Settings
Secure Boot Custom Policy Settings is displayed only when Secure Boot Policy is set to Custom.
Viewing Secure Boot Custom Policy Settings
To view the Secure Boot Custom Policy Settings screen, perform the following steps:
1 Turn on, or restart your system.
2 Press F2 immediately after you see the following message:
F2 = System Setup
NOTE: If your operating system begins to load before you press F2, wait for the system to finish booting, and then restart
your system and try again.
3 On the System Setup Main Menu screen, click System BIOS.
4 On the System BIOS screen, click System Security.
5 On the System Security screen, click Secure Boot Custom Policy Settings.
Secure Boot Custom Policy Settings details
The Secure Boot Custom Policy Settings screen details are explained as follows:
Option Description
Platform Key Imports, exports, deletes, or restores the platform key (PK).
Key Exchange Key Enables you to import, export, delete, or restore entries in the Key Exchange Key (KEK) Database.
Database
Authorized Imports, exports, deletes, or restores entries in the Authorized Signature Database (db).
Signature Database
Forbidden Imports, exports, deletes, or restores entries in the Forbidden Signature Database (dbx).
Signature Database
Creating a system and setup password
Prerequisite
Ensure that the password jumper is enabled. The password jumper enables or disables the system password and setup password features.
For more information, see the System board jumper settings section.
NOTE: If the password jumper setting is disabled, the existing system password and setup password are deleted and you need
not provide the system password to boot the system.
Pre-operating system management applications 37