The system will be configured to require a strong session key.

From Windows Server 2008 R2 Member Server Security Technical Implementation Guide

SV-32322r1_rule The system will be configured to require a strong session key.

Vulnerability discussion

This setting controls the required strength of a session key.

Check content

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: Require Strong (Windows 2000 or Later) Session Key” 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: 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”.

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