Operation Manual

Descriptions:IfyouselectActive,securitychipisfunctional.IfyouselectInactive,securitychipisvisible,
butisnotfunctional.IfyouselectDisabled,thesecuritychipishiddenandisnotfunctional.
•SecurityReportingOptions
–SMBIOSReporting
Values:Disabled,Enabled
Descriptions:EnableordisablethefeaturethatreportstheSMBOSdata.Thisoptionisdisplayedonly
ifSecurityChipisEnabled.
•ClearSecurityChip
Descriptions:Usethisoptiontocleartheencryptionkey.Itwillnotbepossibletoaccess
already-encrypteddataafterthesekeysarecleared.
•Intel(R)TXTFeature:
Values:Disabled,Enabled
Descriptions:EnableordisabletheIntelTrustedExecutionTechnology.
•PhysicalPresenceforProvisioning
Values:Disabled,Enabled
Descriptions:Enableordisabletheconfirmationmessagewhenyouchangethesettingsofthesecurity
chip.
•PhysicalPresenceforClear
Values:Disabled,Enabled
Descriptions:Ifthisoptionisenabled,aconfirmationmessageisdisplayedwhenyouclearthesecurity
chip.
UEFIBIOSUpdateOption
•FlashBIOSUpdatingbyEnd-Users
Values:Disabled,Enabled
Descriptions:Whenthisoptionisenabled,alluserscanupdatetheUEFIBIOS.Ifyoudisablethisoption,
onlythepersonwhoknowsthesupervisorpasswordcanupdatetheUEFIBIOS.
•SecureRollBackPrevention
Values:DisabledifOSOptimizedisdisabled,EnabledifOSOptimizedisenabled.
Descriptions:Whenthisoptionisdisabled,youcanflashtheUEFIBIOStoearlierversion.
•WindowsUEFIFirmwareUpdate
Values:Disabled,Enabled
Descriptions:ThisoptionenablesordisablesWindowsUEFIFirmwareUpdatefeature.Whenthis
optionisenabled,WindowsUEFIFirmwareUpdateisallowed.Ifyoudisablethisoption,Windows
UEFIFirmwareUpdatewillbeskipped.
MemoryProtection
•ExecutionPrevention
Values:Disabled,Enabled
Descriptions:Somecomputervirusesandwormscausememorybufferstooverflow.Byenablingthis
option,youcanprotectyourcomputeragainstattacksfromsuchvirusesandworms.Iftheoptionis
enabledbutyoufindthataprogramdoesnotrunproperly,disablethisoptionfirstandthenresetthe
settings.
74P51UserGuide