The
System Security Settings
screen details are explained as follows:
Menu Item
Description
Intel AES-NI
Improves the speed of applications by performing encryption and decryption using the Advanced
Encryption Standard Instruction Set and is set to
Enabled
by default.
System
Password
Sets the system password. This option is set to
Enabled
by default and is read-only if the password
jumper is not installed in the system.
Setup Password
Sets the setup password. This option is read-only if the password jumper is not installed in the system.
Password Status
Locks the system password. By default, the
Password Status
option is set to
Unlocked
.
TPM Information
Changes the operational state of the TPM. By defaultoption is set to
No TPM Present
.
Intel TXT
Enables or disables the Intel Trusted Execution Technology (TXT). To enable
Intel TXT
, Virtualization
Technology must be enabled and TPM Security must be
Enabled
with Pre-boot measurements. By
default, the
Intel TXT
option is set to
Off
.
Power Button
Enables or disables the power button on the front of the system. By default, the
Power Button
option is
set to
Enabled
.
AC Power
Recovery
Sets how the system reacts after AC power is restored to the system. By default, the
AC Power
Recovery
option is set to
Last
.
AC Power
Recovery Delay
Sets how the system supports staggering of power up after AC power is restored to the system. By
default, the
AC Power Recovery Delay
option is set to
Immediate
.
User Defined
Delay (60s to
240s)
Sets the
User Defined Delay
when the
User Defined
option for
0
is selected.
UEFI Variable
Access
Provides varying degrees of securing UEFI variables. When set to
Standard
(the default) UEFI variables
are 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 ME PCI
Cfg Space
Enabled this setting will hide the PCU configuration space for the management engine (ME) HECI device
and is set to
Disabled
by default.
Secure Boot
Enables Secure Boot, where the BIOS authenticates each pre-boot image using the certificates in the
Secure Boot Policy. Secure Boot is disabled by default.
Secure Boot
Policy
When Secure Boot policy is
Standard
, the BIOS uses the system manufacturer’s key and certificates to
authenticate pre-boot images. When Secure Boot policy is
Custom
, the BIOS uses the user-defined key
and certificates. Secure Boot policy is
Standard
by default.
Secure Boot
Mode
This field enabled how to use Secure boot policy object (PK, KEK, db, dbx).
Secure Boot
Policy Summary
Views the list of certificates and hashes that secure boot uses to authenticated images.
Secure Boot Custom Policy Settings
Secure Boot Custom Policy Settings is displayed only when
Secure Boot Policy
is set to
Custom
.
About this task
In the
System Setup Main Menu
, click
System BIOS
>
System Security
>
Secure Boot Custom Policy Settings
.
The
Secure Boot Custom Policy Settings
screen details are explained as follows:
Menu Item
Description
Platform Key
Imports, exports, deletes, or restores the platform key (PK).
Key Exchange
Key Database
Allows you to import, export, delete, or restore entries in the Key Exchange Key (KEK) Database
BIOS and UEFI
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