Dell E23S Series owner manual System Security Screen

System Security Screen

Menu Item	Description
Intel AES-NI	The Intel AES-NIoption 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	Allows you to set the system password. This option is read-only if the password jumper is not
	installed in the system.
Setup Password	Allows you to set the setup password. This option is read-only if the password jumper is not
	installed in the system.
Password Status	Allows you to lock the system password. By default, the Password Status option is set to
	Unlocked.
TPM Security	Allows you to control the reporting mode of the Trusted Platform Module (TPM). By default, the
	TPM Security option is set to Off. 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.
	NOTE: If, On with Pre-boot measurements or On without Pre-boot measurements option is
	selected following warning message is displayed: A system password or setup
	password is recommended with this TPM security settings.
TPM Activation	Allows you to change the operational state of the TPM. By default, the TPM Activation option is
	set to No Change.

TPM Status TPM Clear

Intel TXT

Displays the TPM status.

CAUTION: Clearing the TPM results in loss of all keys in the TPM. The loss of TPM keys may affect booting to the operating system.

Allows you to clear all the contents of the TPM. By default, the TPM Clear option is set to No.

Allows you enable or disable Intel Trusted Execution Technology. 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	Allows you to enable or disable the power button on the front of the system. By default, the
	Power Button option is set to Enabled.
NMI Button	Allows you to enable or disable the NMI button on the front of the system. By default, the NMI
	Button option is set to Disabled.
AC Power Recovery	Allows you to set 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	Allows you to set how the system supports staggering of power-up after AC power is restored
Delay	to the system. By default, the AC Power Recovery Delay option is set to Immediate.
User Defined Delay	Allows you to set the User Defined Delay when the User Defined option for AC Power Recovery
(60s to 240s)	Delay is selected. By default, the User Defined Delay (60s to 240s) option is set to 60.

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