Lenovo ThinkPad T460 User Manual page 100

Table 3. Security menu items (continued)
Menu item Submenu item
Fingerprint Predesktop
Authentication
Reader Priority
Security Mode
Password
Authentication
Reset Fingerprint
Data
Security Chip Security Chip
Selection
Security Chip
84
ThinkPad T460 User Guide
Value Comments
• Disabled Enable or disable fingerprint authentication
before the operating system is loaded.
• Enabled
• External ➙
If External ➙ Internal is selected, an external
Internal fingerprint reader is used if attached. Otherwise,
an internal fingerprint reader is used. If Internal
• Internal Only
Only is selected, an internal fingerprint reader
is used.
• Normal If fingerprint authentication fails, you still can
start the computer by entering a password. If
• High
you have selected Normal, enter a power-on
password or a supervisor password; if you have
selected High, enter a supervisor password.
• Disabled Enable or disable password authentication. This
item is available when high security mode is
• Enabled
selected.
• Enter This option is used to erase all fingerprint data
stored in the fingerprint reader and reset settings
to the factory state. As a result, any power-on
security features previously enabled will not be
able to work until they are re-enabled in the
fingerprint software.
• Discrete TPM If you select Discrete TPM, you can use a
discrete TPM chip with TPM 1.2 mode. If you
• Intel PTT
select Intel PTT, you can use Intel Platform
Trusted technology (PTT) with TPM 2.0 mode.
If you change from Intel PTT to Discrete TPM,
a message pops up "All encryption keys will be
cleared in the security chip. Do you really want
to continue?" If you want to continue, select
Yes.
If you change from Discrete TPM to Intel PTT,
a message pops up "All encryption keys will be
cleared in the security chip. Intel AMT and Intel
TXT are disabled when the security chip is set
to Intel PTT. Do you really want to continue?" If
you want to continue, select Yes.
Note: Intel PTT can be used with the Windows
8 or later operating system.
• Active If you select Active, the security chip is
functional. If you select Inactive, the Security
• Inactive
Chip is visible, but the security chip is not
• Disabled
functional. If you select Disabled, the Security
Chip is hidden and the security chip is not
(For Discrete TPM)
functional.
Note: This item is displayed when Security Chip
Selection is set to Discrete TPM.
• Enabled
If you select Enabled, the security chip is
functional. If you select Disabled, the security
• Disabled
chip is hidden and not functional.