How to enable TLS 1.2 on Windows Server 2008/2016

Note: IF you are running Windows Server 2008 you will need to download the surveil update before go :
hypertext transfer protocol : //support.microsoft.com/en-us/help/3140245/update-to-enable-tls-1-1-and-tls-1-2-as-default-secure-protocols-in-wi

1. In the Windows start menu, type regedit and open it
2. We strongly recommend backing up your current registry before making any changes. This can be done by clicking File, then Export and the save the backup at a safe location
3. Go to the following path: Computer\HKEY_LOCAL_MACHINE\SYSTEM\
   CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols

   

4. Right-click on the empty space in the pane on the right side and choose New > Key
5. Name the new key TLS 1.2
6. Right-click the empty space on the right side again and add two new keys named Client and Server
7. Select the Client key, right-click on the right side, and select New -> DWORD (32-bit) Value
8. Name the DWORD DisabledByDefault, right-click on it, and select Modify. The base should be set to Hexadecimal and the value set to 0:

   

9. Create a new DWORD with the name Enabled. The base should be set to Hexadecimal and the value set to 1
10. Repeat the process for the Server key, creating the same DWORDS with the same values
11. Exit the registry and reboot your server

If anything goes wrong, you can revert to your initial register settings by double-clicking your register backing charge created in step 2.

You can check if your shape is correct by looking up your site in our SSL Labs checker :
hypertext transfer protocol : //trustzone.ssllabs.com
In the Configuration incision, you can see the protocols enabled for your web site.

You can check which protocols are supported on a different translation of Windows by following this liaison :
hypertext transfer protocol : //docs.microsoft.com/en-us/windows/win32/secauthn/protocols-in-tls-ssl–schannel-ssp-

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