Security - Dell Latitude 9420 Service Manual

Table 10. Power (continued)
Options
Power On Lid Open
Intel Speed Shift Technology
Intel Speed Shift Technology

Security

This section provides security details and settings.
Table 11. Security
Options
TPM 2.0 Security
TPM 2.0 Security On
Attestation Enable
Key Storage Enable
SHA-256
Clear
PPI Bypass for Clear Commands
TPM State
Intel Total Memory Encryption
Total Memory Encryption(TME)
Chassis Intrusion
68 System setup
Description
This section contains a toggle switch to allow the user to
enable or disable the system from powering on when the lid is
open (ON by default).
This section contains a toggle switch to allow the user to
enable or disable Intel Speed Shift Technology support. This
feature enables the operating system to select appropriate
processor performance automatically (ON by default).
Description
This section contains a toggle switch to select whether
Trusted Platform Module(TPM) is visible to the Operating
System(OS). (ON by default)
This section contains a toggle switch which lets the user
control whether the TPM Endorsement Hierarchy is available
to the operating system (OFF by default).
This section contains a toggle switch that allows the user to
control whether TPM Storage Hierarchy is available to the
operating system (ON by default).
This section contains a toggle switch that when enabled,
allows the BIOS and the TPM to use the SHA-256 hash
algorithm to extend measurements into the TPM PCRs during
BIOS boot (ON by default).
This section contains a toggle switch which clears the TPM
owner information, and returns the TPM to the default state
(OFF by default).
This section contains a toggle switch which controls the TPM
Physical Presence Interface(PPI). When enabled, this setting
will allow the OS to skip BIOS PPI user prompts when issuing
the clear command (OFF by default).
This section allows the user to enable or disable the TPM. This
is the default operating state for the TPM when you want to
use its complete arrays of capabilities (enabled by default).
This section allows the user to enable/disable TME to protect
memory from physical attachs including freeze spray, probing
DDR to read the cycles etc. All of the system memory
is encrypted by the TME block attached to the memory
controller