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Limit Service Account Permissions in Kubernetes

Service accounts can be a useful tool in Kubernetes, but they could become a security risk if their permissions are too broad. In this lab, you will practice your Kubernetes security skills by restricting permissions for a service account to only those that are necessary.

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Path Info

Level
Clock icon Advanced
Duration
Clock icon 30m
Published
Clock icon May 19, 2021

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Table of Contents

  1. Challenge

    Create a Service Account with Appropriate Permissions for the pod-watch Pod

    The pod-watch Pod in the auth namespace needs to be able to get and list Pods and Pod logs in the auth namespace.

    Create a service account called pod-monitor and assign it appropriate RBAC permissions for the pod-watch Pod.

    Modify the pod-watch Pod to use the new service account. Note that you will need to delete and re-create the Pod to do this. A manifest for the Pod can be found in /home/cloud_user.

  2. Challenge

    Create a Service Account with Appropriate Permissions for the svc-watch Pod

    The svc-watch Pod in the auth namespace needs to be able to get and list Services and Endpoints in the auth namespace.

    Create a service account called svc-monitor in the auth namespace and assign it appropriate RBAC permissions for the svc-watch Pod.

    Modify the svc-watch Pod to use the new service account. Note that you will need to delete and re-create the Pod to this. A manifest for the Pod can be found in /home/cloud_user.

  3. Challenge

    Delete the Old Shared Service Account

    Delete the old auth-sa service account that these Pods were using previously.

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!

Did you know?

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