ThinkPad X230 User Manual page 136

Table 6. Security menu items (continued)
Menu item
Submenu item
UEFI BIOS Update Flash UEFI Updating
by End-Users
Option
Secure RollBack
Prevention
Memory Protection Execution
Prevention
Virtualization Intel Virtualization
Technology
Intel VT-d Feature
I/O Port Access Ethernet LAN
Wireless LAN
WiMAX
Wireless WAN
Bluetooth
USB Port
ExpressCard Slot
Ultrabay
(HDD/Optical)
eSATA Port
Memory Card Slot
Integrated Camera
120
User Guide
Value
Comments
• Disabled If you select Enabled, all users can update the
UEFI BIOS. If you select Disabled, only the
• Enabled
person who knows the supervisor password can
update the UEFI BIOS.
• Disabled If you select Disabled, end-user can flash the
older version UEFI BIOS. If you select Enabled,
• Enabled
end-user cannot flash the older version UEFI
BIOS.
• Disabled Some computer viruses and worms cause
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.
• Disabled If you select Enabled, a Virtual Machine Monitor
(VMM) can utilize the additional hardware
• Enabled
capabilities provided by Intel Virtualization
Technology.
• Disabled Intel VT-d stands for Intel Virtualization
Technology for Directed I/O. When enabled, a
• Enabled
VMM can utilize the platform infrastructure for
I/O virtualization.
• Disabled If you select Enabled, you can use the Ethernet
LAN device.
• Enabled
• Disabled If you select Enabled, you can use the Ethernet
LAN connection.
• Enabled
• Disabled If you select Enabled, you can use the WiMAX
device.
• Enabled
• Disabled If you select Enabled, you can use the wireless
WAN device.
• Enabled
• Disabled If you select Enabled, you can use Bluetooth
devices.
• Enabled
• Disabled If you select Enabled, you can use the USB
connectors.
• Enabled
• Disabled If you select Enabled, you can use the
ExpressCard slot.
• Enabled
• Disabled If you select Enabled, you can use external
Ultrabay Enhanced devices.
• Enabled
• Disabled If you select Enabled, you can use the eSATA
connector on the connected external device.
• Enabled
• Disabled If you select Enabled, you can use the memory
card slots.
• Enabled
• Disabled If you select Enabled, you can use the integrated
camera.
• Enabled