Lenovo ThinkPad Edge E145 - Page 103

Table5.Securitymenuitems(continued)
Menuitem
SubmenuitemSelectionComments
FlashBIOSUpdatingby
End-Users
•Disabled
•Enabled
IfyouselectEnabled,
alluserscanupdatethe
UEFIBIOS.Ifyouselect
Disabled,onlytheperson
whoknowsthesupervisor
passwordcanupdatethe
UEFIBIOS.
UEFIBIOSUpdateOption
SecureRollBackPrevention
•Disabled
•Enabled
IfyouselectDisabled,you
canashtheolderversion
UEFIBIOS.
Note:Thismenuis
ennabledwhenWindows
8(64bit)isselected
inOperationSystem
OptimizedDefaults.
MemoryProtectionExecutionPrevention•Enabled
Somecomputerviruses
andwormscausememory
bufferstooverowby
runningcodewhereonly
dataisallowed.Ifthe
DataExecutionPrevention
featurecanbeusedwith
youroperatingsystem,then
byselectingEnabledyou
canprotectyourcomputer
againstattacksbysuch
virusesandworms.Ifafter
choosingEnabledyound
thataprogramdoesnotrun
correctly,selectDisabled
andresetthesetting.
Virtualization
AMD(TW)Virtualization
Technology
•Disabled
•Enabled
IfyouselectEnabled,a
VirtualMachineMonitor
(VMM)canutilizethe
additionalhardware
capabilitiesprovidedby
AMD(TM)Virtualization
Technology.
EthernetLAN•Disabled
•Enabled
IfyouselectEnabled,you
canusetheEthernetLAN
device.
WirelessLAN•Disabled
•Enabled
IfyouselectEnabled,you
canusethewirelessLAN
device.
Bluetooth•Disabled
•Enabled
IfyouselectEnabled,
youcanusetheBluetooth
device.
USBPort
•Disabled
•Enabled
IfyouselectEnabled,
youcanusetheUSB
connectors.
I/OPortAccess
Chapter7.Advancedconguration87