Secure Boot/ Secure Boot Mode/ Csm Support Features - Supermicro X11DPH-I User Manual

Appendix F: Secure Boot Settings
F.2 Secure Boot/ Secure Boot Mode/ CSM Support Features
Press <Del> during system boot to enter the BIOS Setup utility. Navigate to the Security tab
as shown below.
Use the arrow keys to select Secure Boot and press <Enter> to access the menu items. The
following screen will appear.
Secure Boot
This feature is available when the platform key (PK) is pre-registered where the platform
operates in the User mode and compatibility support module (CSM) support is disabled in
the BIOS Setup utility. Select Enabled for secure boot fl ow control. The options are Disabled
and Enabled.
Secure Boot Mode
Use this feature to set the secure boot mode. The options are Standard and Custom. Select
Standard to load manufacturer's default secure variables. Select Custom to change the image
execution policy and to manage secure boot keys.
CSM Support
Select Enabled to support the legacy CSM, which provides compatibility support for traditional
legacy BIOS for system boot. The options are Disabled and Enabled.
175