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The service principal name (SPN) target name validation level will be turned off.


Overview

Finding ID Version Rule ID IA Controls Severity
V-21950 3.150 SV-32441r1_rule ECSC-1 Medium
Description
If a service principle name (SPN) is provided by the client, it is validated against the server’s list of SPNs. This setting can cause disruptions in file and printer services.
STIG Date
Windows Server 2008 R2 Member Server Security Technical Implementation Guide 2016-01-22

Details

Check Text ( None )
None
Fix Text (F-28855r1_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> “Microsoft Network Server: Server SPN target name validation level” to “Off”.