Check: WN10-SO-000060
Microsoft Windows 10 STIG:
WN10-SO-000060
(in versions v3 r2 through v1 r7)
Title
The system must be configured to require a strong session key. (Cat II impact)
Discussion
A computer connecting to a domain controller will establish a secure channel. Requiring strong session keys enforces 128-bit encryption between systems.
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: RequireStrongKey Value Type: REG_DWORD Value: 1 Warning: This setting may prevent a system from being joined to a domain if not configured consistently between systems.
Fix Text
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Domain member: Require strong (Windows 2000 or Later) session key" to "Enabled".
Additional Identifiers
Rule ID: SV-220919r958908_rule
Vulnerability ID: V-220919
Group Title: SRG-OS-000423-GPOS-00187
Expert Comments
CCIs
| Number | Definition |
|---|---|
| CCI-002418 |
Protect the confidentiality and/or integrity of transmitted information. |
| CCI-002421 |
Implement cryptographic mechanisms to prevent unauthorized disclosure of information and/or detect changes to information during transmission. |