Microsoft Windows Server 2019 Security Technical Implementation Guide

The Microsoft Windows Server 2019 Security Technical Implementation Guide (V3 R9) has 282 STIG checks. New to STIG checklists? Read What is a STIG checklist?, CKL vs CKLB, and STIG vs SCAP benchmark.

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Severity

Version

V3 · R9

CurrentPublished Wed Jul 01 2026

Windows Server 2019 must not have the Peer Name Resolution Protocol installed.

Microsoft Windows Server 2019 Security Technical Implementation Guide

Assessment Title

Rule Text

Windows Server 2019 must not have the Peer Name Resolution Protocol installed.

Description

Discussion Text

Unnecessary services increase the attack surface of a system. Some of these services may not support required levels of authentication or encryption or may provide unauthorized access to the system.

New to STIG checklists? Read What is a STIG checklist? and CKL vs CKLB.

Objective

V-205679

Rule

SV-205679r958478_rule

Severity

medium

Rule Version

WN19-00-000340

Documentable

false

IA Controls

NIST SP 800-53

Rev 5

Assessment Procedure

Check Text

Open "PowerShell".

Enter "Get-WindowsFeature | Where Name -eq PNRP".

If "Installed State" is "Installed", this is a finding.

An Installed State of "Available" or "Removed" is not a finding.

Implementation Procedure

Fix Text

Uninstall the "Peer Name Resolution Protocol" feature.

Start "Server Manager".

Select the server with the feature.

Scroll down to "ROLES AND FEATURES" in the right pane.

Select "Remove Roles and Features" from the drop-down "TASKS" list.

Select the appropriate server on the "Server Selection" page and click "Next".

Deselect "Peer Name Resolution Protocol" on the "Features" page.

Click "Next" and "Remove" as prompted.

STIG check 56 of 282 in the Microsoft Windows Server 2019 STIG checklist

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