STIGUI
V-253438CAT II — Medium severitySV-253438r958908_rule

Outgoing secure channel traffic must be encrypted or signed.

Rule version WN11-SO-000035 · STIG v2 · 2026-09-01

Discussion

Requests sent on the secure channel are authenticated, and sensitive information (such as passwords) is encrypted, but not all information is encrypted. If this policy is enabled, outgoing secure channel traffic will be encrypted and signed.

Check

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: \SYSTEM\CurrentControlSet\Services\Netlogon\Parameters\

Value Name: RequireSignOrSeal

Value Type: REG_DWORD Value: 1

Fix

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Domain member: Digitally encrypt or sign secure channel data (always)" to "Enabled".

Identifiers

Group ID
V-253438
Group title
SRG-OS-000423-GPOS-00187
Rule ID
SV-253438r958908_rule
Check ID
C-56891r829396_chk
Fix ID
F-56841r829397_fix