Activați sau dezactivați Credential Guard în 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:

Securitate hardware
Securitate bazată pe virtualizare
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.

Activați sau dezactivați Credential Guard în Windows 10

Asigurați-vă că ați creat un punct de restaurare în cazul în care ceva nu merge bine.

Method 1: Enable or Disable Credential Guard in Windows 10 using Group Policy Editor

Notă: 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.Apăsați tasta Windows + R apoi tastați regedit și apăsați Enter pentru a deschide Editor de politici de grup.

2. Navigați la următoarea cale:

Computer Configuration > Administrative Templates > System > Device Guard

3. Asigurați-vă că selectați Dispozitivul de pază than in right window pane double-click on “Turn On Virtualization Based Security” politică.

4.In the Properties window of the above policy make sure to select Activat.

5.Now from the “Select Platform Security Level” drop-down select Secure Boot or Secure Boot and DMA Protecţie.

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.Reporniți computerul pentru a salva modificările.

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.Apăsați tasta Windows + R apoi tastați appwiz.cpl și apăsați Enter pentru a deschide Program and Features.

2.From the left-hand window click on “Activați sau dezactivați funcțiile Windows".

3.Find and expand Hyper-V then similarly expand Hyper-V Platform.

4.Under Hyper-V Platform bifează marcajul Hyper-V Hypervisor".

5.Now scroll down and checkmark “Isolated User Mode” și faceți clic pe OK.

Add the virtualization-based security features to an offline image by using DISM

1.Apăsați tasta Windows + X apoi selectați Comandă Prompt (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.Once finished, you can close the command prompt.

Activați sau dezactivați Credential Guard în Windows 10

1.Apăsați tasta Windows + R apoi tastați regedit și apăsați Enter pentru a deschide Editor de registri.

2. Navigați la următoarea cheie de registry:

HKEY_LOCAL_MACHINESystemCurrentControlSetControlDeviceGuard

3.Clic dreapta pe DeviceGuard Apoi selectați Nou > Valoare DWORD (32 de biți).

4.Denumește acest DWORD nou creat ca ActivațiVirtualizationBasedSecurity și apăsați 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 Nou> Valoare DWORD (32 de biți) și numește acest DWORD ca RequirePlatformSecurityFeatures apoi apăsați 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. Acum navigați la următoarea cheie de registry:

HKEY_LOCAL_MACHINESystemCurrentControlSetControlLSA

9.Right-click on LSA then select Nou> Valoare DWORD (32 de biți) then name this DWORD as LsaCfgFlags și apăsați 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 folosind Device Guard and Credential Guard hardware readiness tool or the following method:

1.Apăsați tasta Windows + R apoi tastați regedit și apăsați Enter pentru a deschide Editor de registri.

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 Comandă Prompt (Admin).

4. Tastați următoarea comandă în cmd și apăsați 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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