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Table 6. Security menu items (continued)
Menu item
Submenu item
Value
Comments
Physical Presence for
Provisioning
• Disabled
• Enabled
This option enables or disables the conrmation
message when you change the settings of the
security chip.
Physical Presence for
Clear
• Disabled
• Enabled
This option enables or disables the conrmation
message when you clear the security chip.
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 ash to the
previous version of UEFI BIOS. If you select
Enabled, you can not ash to the previous
version of UEFI BIOS.
Memory
Protection
Execution Prevention • Disabled
• Enabled
Some computer viruses and worms cause
memory buffers to overow by running code
where only data is allowed. If the Data Execution
Prevention feature can be used with your
operating system, then by selecting Enabled
you can protect your computer against attacks
by such viruses and worms. If after choosing
Enabled you nd that an application 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 is 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 device.
WiMAX • Disabled
• Enabled
If you select Enabled, you can use the WiMAX
device.
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 USB
connectors.
ExpressCard Slot
• Disabled
• Enabled
If you select Enabled, you can use the
ExpressCard slot.
Ultrabay (HDD/Optical)
• Disabled
• Enabled
If you select Enabled, you can use Ultrabay
Enhanced devices.
I/O Port Access
122 User Guide