Lenovo ThinkPad P70 User Manual page 94

Table 3. Security menu items (continued)
Menu item
Submenu item
Security Chip
Clear Security Chip
Intel TXT Feature
* Unselectable when
Intel PTT is enabled.
Physical Presence
for Provisioning
Physical Presence
for Clear
UEFI BIOS Update Flash BIOS
Option Updating by End-
Users
Secure RollBack
Prevention
Memory Protection Execution
Prevention
Virtualization Intel Virtualization
Technology
76
P70 User Guide
Value
Comments
If you select Active, the security chip is
• Active
functional. If you select Inactive, the security
• Inactive
chip is visible, but it is not functional. If you
select Disabled, the security chip is hidden
• Disabled
and it is not functional.
(For Discrete TPM)
Note: This item is displayed when Security
Chip Selection is set to Discrete TPM.
If you select Enabled, the security chip is
• Enabled
functional. If you select Disabled, the security
• Disabled
chip is hidden and it is not functional.
(For Intel PTT)
Note: This item is displayed when Security
Chip Selection is set to Intel PTT.
Clear the encryption key.
• Enter
Note: This item is displayed only if you have
selected Active or Enabled for the Security
Chip option.
Enable or disable Intel Trusted Execution
• Disabled
Technology.
• Enabled
Notes:
• This item is displayed only if you have
• This is set to disabled when Intel PTT is
This option enables or disables the
• Disabled
confirmation message when you change the
• Enabled
settings of the security chip.
This option enables or disables the
• Disabled
confirmation message when you clear the
• Enabled
security chip.
If you select Enabled, all users can update
• Disabled
the UEFI BIOS. If you select Disabled, only
• Enabled
the person who knows the supervisor
password can update the UEFI BIOS.
If you select Disabled, you can flash the
• Disabled
earlier version UEFI BIOS.
• Enabled
Some computer viruses and worms cause
• Disabled
memory buffers to overflow. By selecting
• Enabled
Enabled you can protect your computer
against attacks by such viruses and worms. If
after choosing Enabled you find that a
program does not run correctly, select
Disabled and reset the setting.
If you select Enabled, a Virtual Machine
• Disabled
Monitor (VMM) can utilize the additional
• Enabled
hardware capabilities provided by Intel
Virtualization Technology.
selected Active or Enabled for the
Security Chip option.
enabled.