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

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-3374	WN12-SO-000017	SV-52888r1_rule	ECSC-1	Medium

Description
A computer connecting to a domain controller will establish a secure channel. Requiring strong session keys enforces 128-bit encryption between systems.

STIG	Date
Windows Server 2012 / 2012 R2 Domain Controller Security Technical Implementation Guide	2014-07-09

Details

Check Text ( None )
None

Fix Text (F-45814r1_fix)
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".