Remote Desktop Services must be configured with the client connection encryption set to the required level.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-253406 | WN11-CC-000290 | SV-253406r958408_rule | Medium |
| Description |
| Remote connections must be encrypted to prevent interception of data or sensitive information. Selecting "High Level" will ensure encryption of Remote Desktop Services sessions in both directions. |
| STIG | Date |
| Microsoft Windows 11 Security Technical Implementation Guide | 2024-09-12 |
Details
| Check Text (C-56859r829300_chk) |
| If the following registry value does not exist or is not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\ Value Name: MinEncryptionLevel Value Type: REG_DWORD Value: 3 |
| Fix Text (F-56809r829301_fix) |
| Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Remote Desktop Services >> Remote Desktop Session Host >> Security >> "Set client connection encryption level" to "Enabled" and "High Level". |