Configuring Secure Boot Settings; Section 1 Setting Your Boot Mode To Uefi - Supermicro X12 Secure Boot Configuration Instructions

Super Secure Boot Configuration Instructions for the X12 Motherboards User's Guide

Configuring Secure Boot Settings

Secure Boot, a feature available in the Unified Extensible Firmware Interface (UEFI) BIOS,
supports Secure Boot by preventing drivers and OS loaders from booting up without an
acceptable digital signature. Secure Boot ensures that boot loaders are digitally signed and
validated upon system boot. It is imperative that Secure Boot settings be properly configured
prior to using your machine. Sections 1~3 of this document provide instructions on how to
enable the Secure Boot features in UEFI. Section 4 provides information on how to configure
Key Management settings. To configure your BIOS settings for Secure Boot, please follow
the instructions below.

Section 1 Setting Your Boot Mode to UEFI

Since Secure Boot is a feature of UEFI, you will need to enable Secure Boot mode in the
UEFI first by following the steps below.
1. Press <Del> during system boot to enter the BIOS Setup utility.
2. Select the Boot tab from the menu bar on the top of the screen and press <Enter>.
Using the down arrow key, scroll down to select the feature: Boot Mode Select and
press <Enter>.
3. The Boot Mode Select setting options, which include LEGACY, UEFI, and DUAL, will
display as shown in the screen below. From the Boot options, select UEFI and press
<Enter> to set Boot mode to UEFI.
4. For the changes to take effect, press <F4> to save the setting and reboot the system.
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