Check: WN11-SO-000040
Microsoft Windows 11 STIG:
WN11-SO-000040
(in versions v1 r6 through v1 r1)
Title
Outgoing secure channel traffic must be encrypted. (Cat II impact)
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.
Check Content
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
Fix Text
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".
Additional Identifiers
Rule ID: SV-253439r916422_rule
Vulnerability ID: V-253439
Group Title: SRG-OS-000423-GPOS-00187
Expert Comments
CCIs
| Number | Definition |
|---|---|
| CCI-002388 |
The organization defines a list of monitoring tools to be employed to detect indicators of denial of service attacks against the information system. |
| CCI-002391 |
The organization monitors organization-defined information system resources to determine if sufficient resources exist to prevent effective denial of service attacks. |
| 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. |