Asus H170M-PLUS - Secure Boot; Key Management

ThefollowingfouritemsappearwhenyousetLaunchCSMto[Enabled].
Boot Device Control [UEFI and Legacy OPROM]
Allowsyoutoselectthetypeofdevicesthatyouwanttobootup.Congurationoptions:
[UEFIandLegacyOPROM][LegacyOPROMonly][UEFIonly]
Boot from Network Devices [Legacy Only]
Allowsyoutoselectthetypeofnetworkdevicesthatyouwanttolaunch.Conguration
options:[LegacyOnly][UEFIdriverrst][Ignore]
Boot from Storage Devices [Legacy Only]
Allowsyoutoselectthetypeofstoragedevicesthatyouwanttolaunch.Conguration
options:[Legacynly][UEFIdriverrst][Ignore]
Boot from PCI-E Expansion Devices [Legacy Only]
AllowsyoutoselectthetypeofPCI‑Eexpansiondevicesthatyouwanttolaunch.
Congurationoptions:[LegacyOnly][UEFIdriverrst]
2.8.9 Secure Boot
AllowsyoutoconguretheWindows
®
SecureBootsettingsandmanageitskeystoprotect
thesystemfromunauthorizedaccessandmalwaresduringPOST.
OS Type [Windows UEFI mode]
Allowsyoutoselectyourinstalledoperatingsystem.
[WindowsUEFImode] Thisitemallowsyoutoselectyourinstalledoperatingsystem.
ExecutetheMicrosoft
®
SecureBootcheck.Onlyselectthis
optionwhenbootingonWindows
®
UEFImodeorotherMicrosoft
®

SecureBootcompliantOS.
[OtherOS]  GettheoptimizedfunctionwhenbootingonWindows
®
non‑UEFI
mode.Microsoft
®
SecureBootonlysupportsWindows
®
UEFI
mode.
Key Management
ThisallowsyoutomanagetheSecureBootkeys.
Install Default Secure Boot keys
ThisitemallowsyoutoimmediatelyloadthedefaultSecurityBootkeys,Platformkey
(PK),Key‑exchangeKey(KEK),Signaturedatabase(db),andRevokedSignatures
(dbx).WhenthedefaultSecurebootkeysareloaded,alltheSecureBootkeys’state
willchangefromUnloadedmodetoloadedmode.
Clear Secure Boot keys
ThisitemappearsonlywhenyouloadthedefaultSecureBootkeys.Thisitemallows
youtoclearallthepreviouslyappliedSecureBootkeys.
Save Secure Boot Keys
ThisitemallowsyoutosavealltheSecureBootkeystoaUSBstoragedevice.
ASUS H170M-PLUS 2‑43