Reference Guide

Table 20. TPM 1.2 security information (continued)
Option Description
TPM Status Specifies the TPM status.
TPM Command Controls the Trusted Platform Module (TPM). When set to None, no command is sent to the TPM.
When set to Activate, the TPM is enabled and activated. When set to Deactivate, the TPM is disabled
and deactivated. When set to Clear, all the contents of the TPM are cleared. This option is set to None
by default.
Table 21. TPM 2.0 security information
Option Description
TPM Information
TPM Security
NOTE: The TPM menu is available only when the TPM module is installed.
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, and TPM Activation if the TPM Status field is set to
either On with Pre-boot Measurements or On without Pre-boot Measurements.
When TPM 2.0 is installed, the TPM Security option is set to On or Off. This option is set to Off by
default.
TPM Information Changes the operational state of the TPM. This option is set to No Change by default.
TPM Firmware Indicates the firmware version of the TPM.
TPM Hierarcy Enables, disables, or clears the storage and endorsement hierarchies. When set to Enabled, the storage
and endorsement hierarchies can be used.
When set to Disabled, the storage and endorsement hierarchies cannot be used.
When set to Clear, the storage and endorsement hierarchies are cleared of any values, and then reset
to Enabled.
TPM Advanced
Settings
Specifies TPM Advanced Settings details.
Table 22. System Security details
Option Description
Intel(R) TXT Enables you to set 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.
Memory Encryption Enables or disables the Intel Total Memory Encryption (TME). When option is set to
Disabled, BIOS disables both TME and MK-TME technology. When option is set to
Enabled, BIOS enables the TME technology. This option is set to Disabled by default.
Intel(R) SGX Enables you to set the Intel Software Guard Extension (SGX) option. To enable the Intel
SGX option, processor must be SGX capable, memory encryption, memory population
and interleaving must be enabled. This option is set to Off by default. When this option
is to Off, BIOS disables the SGX technology.
SGX Package Info In-Band
Access
Enables you to access the Intel Software Guard Extension (SGX) package info in-band
option. This option is set to Off by default.
Intel(R) SGX When this option is to On, BIOS enables the SGX technology.
PPMRR Size Sets the PPMRR size.
SGX QoS Enables or disables the SGX quality of service.
Select Owner EPOCH input type Enables you to select Change to New random Owner EPOCHs or Manual User
Defined Owner EPOCHs. Each EPOCH is 64-bit. After generating new EPOCH by
selecting Change to New random Owner EPOCHs, the selection reverts back to
Manual User Defined Owner EPOCHs.
18 Pre-operating system management applications