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Outgoing secure channel traffic will be encrypted or signed.


Overview

Finding ID Version Rule ID IA Controls Severity
V-6831 3.113 SV-32365r1_rule Medium
Description
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.
STIG Date
Windows Server 2008 R2 Domain Controller Security Technical Implementation Guide 2019-06-18

Details

Check Text ( C-3108r1_chk )
Analyze the system using the Security Configuration and Analysis snap-in.
Expand the Security Configuration and Analysis tree view.
Navigate to Local Policies -> Security Options.

If the value for “Domain Member: Digitally encrypt or sign secure channel data (always)” is not set to “Enabled”, then this is a finding.

The policy referenced configures the following registry value:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \System\CurrentControlSet\Services\Netlogon\Parameters\

Value Name: RequireSignOrSeal

Value Type: REG_DWORD
Value: 1


Fix Text (F-6518r1_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”.