Table 4. Security menu items (continued)
Menu item
Submenu item
Value
Comments
Flash BIOS Updating
by End-Users
• Disabled
•
Enabled
If you select
Enabled
, all users can update the
UEFI BIOS. If you select
Disabled
, only the
person who knows the supervisor password can
update the UEFI BIOS.
UEFI BIOS Update
Option
Secure RollBack
Prevention
•
Disabled
• Enabled
If you select
Disabled
, you can flash the older
version UEFI BIOS.
Memory Protection
Execution
Prevention
• Disabled
•
Enabled
Some computer viruses and worms cause
memory buffers to overflow. By selecting
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.
Intel Virtualization
Technology
•
Disabled
• Enabled
If you select
Enabled
, a Virtual Machine Monitor
(VMM) can utilize the additional hardware
capabilities provided by Intel Virtualization
Technology.
Virtualization
Intel VT-d Feature
•
Disabled
• Enabled
Intel VT-d stands for Intel Virtualization
Technology for Directed I/O. When enabled, a
VMM can utilize the platform infrastructure for
I/O virtualization.
Ethernet LAN
• Disabled
•
Enabled
If you select
Enabled
, you can use the Ethernet
LAN device.
Wireless LAN
• Disabled
•
Enabled
If you select
Enabled
, you can use the Wireless
LAN connection.
Wireless WAN
• Disabled
•
Enabled
If you select
Enabled
, you can use the wireless
WAN device.
Bluetooth
• Disabled
•
Enabled
If you select
Enabled
, you can use Bluetooth
devices.
USB Port
• Disabled
•
Enabled
If you select
Enabled
, you can use the USB
connectors.
Memory Card Slot
• Disabled
•
Enabled
If you select
Enabled
, you can use the memory
card slots.
Smart Card Slot
• Disabled
•
Enabled
If you select
Enabled
, you can use the smart
card slots.
Integrated Camera
• Disabled
•
Enabled
If you select
Enabled
, you can use the integrated
camera.
Microphone
• Disabled
•
Enabled
If you select
Enabled
, you can use the
microphones (internal, external, or line-in).
I/O Port Access
Fingerprint Reader
• Disabled
•
Enabled
If you select
Enabled
, you can use the
fingerprint reader.
Chapter 6
.
Advanced configuration
87
Summary of Contents for ThinkPad T450
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