Finding ID | Version | Rule ID | IA Controls | Severity |
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V-3374 | WN08-SO-000017 | SV-48076r1_rule | ECSC-1 | Medium |
Description |
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A computer connecting to a domain controller will establish a secure channel. Requiring strong session keys enforces 128-bit encryption between systems. |
STIG | Date |
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Windows 8 Security Technical Implementation Guide | 2014-01-07 |
Check Text ( C-44815r2_chk ) |
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Analyze the system using the Security Configuration and Analysis snap-in. (See "Performing Analysis with the Security Configuration and Analysis Snap-in" in the STIG Overview document.) Expand the Security Configuration and Analysis tree view. Navigate to Local Policies -> Security Options. If the value for "Domain Member: Require Strong (Windows 2000 or Later) Session Key" is not set to "Enabled", 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: 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 (F-41214r1_fix) |
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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". |