Copyright © 2021 Moxa Inc.
Released on March 26, 2021
About Moxa
Moxa is a leading provider of edge connectivity, industrial computing, and network
infrastructure solutions for enabling connectivity for the Industrial Internet of Things
(IIoT). With over 30 years of industry experience, Moxa has connected more than 57
m
illion devices worldwide and has a distribution and service network that reaches
customers in more than 70 countries. Moxa delivers lasting business value by
empowering industries with reliable networks and sincere service. Information about
Moxa’s solutions is available at www.moxa.com.
How to Contact Moxa
Tel : +886-2-8919-1230
The Security Hardening Guide for the NPort 5000 Series
Moxa Technical Support Team
support@moxa.com
Contents
1. Introduction .................................................................................... 2
2. General System Information ........................................................... 3
2.1. Basic Information About the Device ............................................................ 3
2.2. Deployment of the Device ......................................................................... 4
3. Configuration and Hardening Information ...................................... 4
3.1. TCP/UDP Ports and Recommended Services ................................................. 5
3.2. HTTPS and SSL Certificates ....................................................................... 9
3.3. Account Management ..............................................................................10
3.4. Accessible IP List .....................................................................................12
3.5. Logging and Auditing ...............................................................................13
4. Patching/Upgrades ....................................................................... 15
4.1. Patch Management Plan ...........................................................................15
4.2. Firmware Upgrades .................................................................................15
5. Security Information and Vulnerability Feedback ......................... 16
Moxa Tech Note
The Security Hardening Guide for the NPort 5000
Series
Copyright © 2021 Moxa Inc.
Page 2 of 16
1. Introduction
This document provides guidelines on how to configure and secure the NPort 5000 Series. The
recommended steps in this document should be considered as best practices for security in
most applications. It is highly recommended that you review and test the configurations
thoroughly before implementing them in your production system in order to ensure that your
application is not negatively impacted.