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Configuring SSSD

The System Security Services Daemon (SSSD) is an important tool for system authentication and authorization. In this hands-on lab, we will configure SSSD in order to develop a basic proficiency with SSSD configuration and operation. We will also explore the local SSSD user configuration store.

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Labs

Path Info

Level
Clock icon Advanced
Duration
Clock icon 1h 0m
Last updated
Clock icon Aug 27, 2025

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Table of Contents

  1. Challenge

    Install SSSD and the necessary tools.

    Run yum install -y sssd sssd-tools.

  2. Challenge

    Configure SSSD to use the local database and to start UIDs and 2000.

    • Run sudo cp /usr/share/doc/sssd-common-<current version>/sssd-example.conf /etc/sssd/sssd.conf && sudo chmod 0600 /etc/sssd/sssd.conf

    • Add the following configurations to /etc/sssd/sssd.conf: domains = LOCAL [domain/LOCAL] id_provider = local auth_provider = local min_id = 2000

  3. Challenge

    Create the `jsmith` user, the `sis` group, and configure `jsmith` to have `sis` as a supplemental group in the local SSSD database.

    Run the following commands:

    sss_useradd jsmith 
sss_groupadd sis 
sss_usermod -a sis jsmith

  4. Challenge

    Verify the user was created but is not located in `/etc/passwd`.

    • Run grep jsmith /etc/passwd and verify no lines return.
    • Run id jsmith to verify the user exists.
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.

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

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

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