STIGQter: STIG Summary: Windows 10 Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 04 May 2021:

Outgoing secure channel traffic must be encrypted when possible.

DISA Rule

SV-220915r569187_rule

Vulnerability Number

V-220915

Group Title

SRG-OS-000423-GPOS-00187

Rule Version

WN10-SO-000040

Severity

CAT II

CCI(s)

• CCI-002418 - The information system protects the confidentiality and/or integrity of transmitted information.
• CCI-002421 - The information system implements cryptographic mechanisms to prevent unauthorized disclosure of information and/or detect changes to information during transmission unless otherwise protected by organization-defined alternative physical safeguards.

Weight

10

Fix Recommendation

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

Check Contents

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: SealSecureChannel

Value Type: REG_DWORD
Value: 1

Vulnerability Number

V-220915

Documentable

False

Rule Version

WN10-SO-000040

Severity Override Guidance

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: SealSecureChannel

Value Type: REG_DWORD
Value: 1

Check Content Reference

M

Target Key

4072

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