Aktiver eller deaktiver Credential Guard i Windows 10
Enable or Disable Credential Guard in Windows 10: Windows Credential Guard uses virtualization-based security to isolate secrets so that only privileged system software can access them. Unauthorized access to these secrets can lead to credential theft attacks, such as Pass-the-Hash or Pass-The-Ticket. Windows Credential Guard prevents these attacks by protecting NTLM password hashes, Kerberos Ticket Granting Tickets, and credentials stored by applications as domain credentials.
By enabling Windows Credential Guard the following features and solutions are provided:
Maskinvaresikkerhet
Virtualiseringsbasert sikkerhet
Better protection against advanced persistent threats
Now you know the importance of the Credential Guard, you should definitely enable this for your system. So without wasting any time let’s see How to Enable or Disable Credential Guard in Windows 10 with the help of the below-listed tutorial.
Aktiver eller deaktiver Credential Guard i Windows 10
Sørg for å opprette et gjenopprettingspunkt i tilfelle noe går galt.
Method 1: Enable or Disable Credential Guard in Windows 10 using Group Policy Editor
OBS: This method only works if you have Windows Pro, Education, or Enterprise Edtion. For Windows Home version users skip this method and follow the next one.
1. Trykk på Windows-tasten + R og skriv deretter regedit og trykk Enter for å åpne Gruppepolicyredigerer.
2. Naviger til følgende bane:
Computer Configuration > Administrative Templates > System > Device Guard
3. Sørg for å velge Enhetsvakt than in right window pane double-click on “Turn On Virtualization Based Security” Politikk.
4.In the Properties window of the above policy make sure to select Aktivert.
5. Nå fra "Select Platform Security Level” drop-down select Secure Boot or Secure Boot and DMA Beskyttelse.
6.Next, from “Credential Guard Configuration” drop-down select Enabled with UEFI lock. If you want to turn off Credential Guard remotely, choose Enabled without lock instead of Enabled with UEFI lock.
7.Once finished, click Apply followed by OK.
8. Start PC-en på nytt for å lagre endringene.
Method 2: Enable or Disable Credential Guard in Windows 10 using Registry Editor
Credential Guard uses virtualization-based security features which have to be enabled first from Windows feature before you can enable or disable Credential Guard in Registry Editor. Make sure to only use one of the below-listed methods to enable virtualization-based security features.
Add the virtualization-based security features by using Programs and Features
1. Trykk på Windows-tasten + R og skriv deretter appwiz.cpl og trykk Enter for å åpne Program and Features.
2.From the left-hand window click on “Slå Windows-funksjoner på eller av".
3.Find and expand Hyper-V then similarly expand Hyper-V Platform.
4.Under Hyper-V Platform hake "Hyper-V Hypervisor".
5.Now scroll down and checkmark “Isolated User Mode” og klikk på OK.
Add the virtualization-based security features to an offline image by using DISM
1. Trykk på Windows-tasten + X og velg deretter Kommandoprompt (Admin).
2.Type the following command into cmd to add the Hyper-V Hypervisor and hit Enter:
dism /image:<WIM file name> /Enable-Feature /FeatureName:Microsoft-Hyper-V-Hypervisor /all OR dism /Online /Enable-Feature:Microsoft-Hyper-V /All
3.Add the Isolated User Mode feature by running the following command:
dism /image:<WIM file name> /Enable-Feature /FeatureName:IsolatedUserMode OR dism /Online /Enable-Feature /FeatureName:IsolatedUserMode
4.Når du er ferdig, kan du lukke ledeteksten.
Aktiver eller deaktiver Credential Guard i Windows 10
1. Trykk på Windows-tasten + R og skriv deretter regedit og trykk Enter for å åpne Registerredigering.
2. Naviger til følgende registernøkkel:
HKEY_LOCAL_MACHINESystemCurrentControlSetControlDeviceGuard
3. Høyreklikk på DeviceGuard Velg deretter Ny > DWORD (32-biters) verdi.
4.Name this newly created DWORD as Aktiver VirtualizationBased Security og trykk Enter.
5.Double-click on EnableVirtualizationBasedSecurity DWORD then change its value to:
To Enable Virtualization-based Security: 1
To Disable Virtualization-based Security: 0
6.Now again right-click on DeviceGuard then select Ny> DWORD (32-bit) verdi og navngi denne DWORD som RequirePlatformSecurityFeatures og trykk deretter på Enter.
7.Double-click on RequirePlatformSecurityFeatures DWORD and change it’s value to 1 to use Secure Boot only or set it to 3 to use Secure Boot and DMA protection.
8. Naviger nå til følgende registernøkkel:
HKEY_LOCAL_MACHINESystemCurrentControlSetControlLSA
9.Right-click on LSA then select Ny> DWORD (32-bit) verdi then name this DWORD as LsaCfgFlags og trykk Enter.
10.Double-click on LsaCfgFlags DWORD and change its value according to:
Disable Credential Guard: 0
Enable Credential Guard with UEFI lock: 1
Enable Credential Guard without lock: 2
11.Once finished, close Registry Editor.
Disable Credential Guard in Windows 10
If Credential Guard was enabled without UEFI Lock then you can Disable Windows Credential Guard bruker Device Guard and Credential Guard hardware readiness tool or the following method:
1. Trykk på Windows-tasten + R og skriv deretter regedit og trykk Enter for å åpne Registerredigering.
2.Navigate and delete the following registry keys:
HKEY_LOCAL_MACHINESystemCurrentControlSetControlLSALsaCfgFlags HKEY_LOCAL_MACHINESoftwarePoliciesMicrosoftWindowsDeviceGuardEnableVirtualizationBasedSecurity HKEY_LOCAL_MACHINESoftwarePoliciesMicrosoftWindowsDeviceGuardRequirePlatformSecurityFeatures
3.Delete the Windows Credential Guard EFI variables by using bcdedit. Press Windows Key + X then select Kommandoprompt (Admin).
4.Skriv inn følgende kommando i cmd og trykk Enter:
mountvol X: /s copy %WINDIR%System32SecConfig.efi X:EFIMicrosoftBootSecConfig.efi /Y bcdedit /create {0cb3b571-2f2e-4343-a879-d86a476d7215} /d "DebugTool" /application osloader bcdedit /set {0cb3b571-2f2e-4343-a879-d86a476d7215} path "EFIMicrosoftBootSecConfig.efi" bcdedit /set {bootmgr} bootsequence {0cb3b571-2f2e-4343-a879-d86a476d7215} bcdedit /set {0cb3b571-2f2e-4343-a879-d86a476d7215} loadoptions DISABLE-LSA-ISO bcdedit /set {0cb3b571-2f2e-4343-a879-d86a476d7215} device partition=X: mountvol X: /d
5.Once finished, close command prompt and reboot your PC.
6.Accept the prompt to disable Windows Credential Guard.
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