System Security Settings Details - Dell XC430 Owner's Manual

System Security Settings details

The System Security Settings screen details are explained as follows:
Intel AES-NI Improves the speed of applications by performing encryption and decryption by
using the Advanced Encryption Standard Instruction Set (AES-NI). This option 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. This option is set to Unlocked by default.
TPM Security
Enables you to control the reporting mode of the TPM. The TPM Security option is
set to Off by default. You can only modify the TPM Status, TPM Activation, and Intel
TXT fields if the TPM Status field is set to either On with Pre-boot Measurements
or On without Pre-boot Measurements.
TPM Information Changes the operational state of the TPM. This option is set to No Change by
default.
TPM Status Specifies the TPM status.
TPM Command
Clears all the contents of the TPM. The TPM Clear option is set to No by default.
Intel TXT Enables or disables the Intel Trusted Execution Technology (TXT) option. To enable
the Intel TXT option, virtualization technology and TPM Security must be enabled
with Pre-boot measurements. This option is set to Off by default.
Power Button Enables or disables the power button on the front of the system. This option is set
to Enabled by default.
NMI Button Enables or disables the NMI button on the front of the system. This option is set to
Disabled by default.
AC Power Sets how the system behaves after AC power is restored to the system. This option
Recovery is set to Last by default.
AC Power Sets the time delay for the system to power up after AC power is restored to the
Recovery Delay system. This option is set to Immediate by default.
User Defined Sets the User Defined Delay option when the User Defined option for AC Power
Delay (60s to Recovery Delay is selected.
240s)
UEFI Variable Provides varying degrees of securing UEFI variables. When set to Standard (the
Access default), UEFI variables are accessible in the operating system per the UEFI
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NOTE: This option can be disabled only if the C States option in the Custom
mode is set to disabled.
NOTE: When C States is set to Enabled in the Custom mode, changing the
Monitor/Mwait setting does not impact the system power or performance.
NOTE: The TPM menu is available only when the TPM module is installed.
CAUTION: Clearing the TPM results in the loss of all keys in the TPM. The
loss of TPM keys may affect booting to the operating system.