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Labs

Working with User and Group IDs

In this hands-on lab, we will practice working with user and group IDs. Understanding how user IDs function gives you the knowledge needed to prevent ID collisions with external authentication sources.

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Labs

Path Info

Level
Clock icon Beginner
Duration
Clock icon 45m
Last updated
Clock icon Aug 31, 2025

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Table of Contents

  1. Challenge

    Determine the UID Scheme

    1. Run the following command:
    cat /etc/passwd
    1. Determine the UID range for system users (root, chrony, etc.).
    2. Determine the UID range for standard users (cloud_user, jbillings, etc.).
    3. Determine the absolute highest UID value for the current users.
    4. Choose a higher value for where UIDs on a remote host should begin.

  2. Challenge

    Determine the GID Scheme

    1. Run the following command:
    cat /etc/group
    1. Determine the highest GID value.
    2. Choose a higher value for where GIDs on a remote host should begin.
Pluralsight Skills - Labs - Pluralsight
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Pluralsight Skills

Pluralsight Skills gives leaders confidence they have the skills needed to execute technology strategy. Technology teams can benchmark expertise across roles, speed up release cycles and build reliable, secure products. By leveraging our expert content, skill assessments and one-of-a-kind analytics, keep up with the pace of change, put the right people on the right projects and boost productivity. It's the most effective path to developing tech skills at scale.

What's a lab?

Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.

Provided environment for hands-on practice

We will provide the credentials and environment necessary for you to practice right within your browser.

Guided walkthrough

Follow along with the author’s guided walkthrough and build something new in your provided environment!

Did you know?

On average, you retain 75% more of your learning if you get time for practice.
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