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Docker and Kubernetes Security

Supply Chain Security + Runtime Protection

A free chapter from the DevOps Dozen finalist book on Docker & Kubernetes security.

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Community Edition


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Mohammad-Ali A'râbi

Start your container security journey with the opening chapter of this DevOps Dozen finalist.

What's included in the Community Edition

  • The complete Chapter 1: Introduction to Containers and Container Security
  • A deep dive into Docker’s architecture, Linux namespaces, cgroups, and container runtimes
  • Hands-on examples with docker run, images, tags, digests, and BusyBox/Ubuntu
  • An accessible explanation of how Docker, containerd, and runc work together
  • A primer on Kubernetes basics to prepare you for later chapters
  • The book’s Forewords, About the Contributors, and Preface, to understand the project
  • A preview of the security themes explored in the full edition
  • Links to the book website, GitHub repo, newsletter, and update channels

About the Community Edition

This Community Edition gives you the full first chapter of Docker and Kubernetes Security, the DevOps Dozen 2025 finalist for Best DevOps Book of the Year.

You’ll get a complete introduction to containers, Docker’s architecture, Linux namespaces, container runtimes, and the fundamentals of container security—all taken directly from the full 250-page book.

You’ll learn how containers really work under the hood, why security starts long before production, and how tools like Docker, containerd, and runc fit together.

If you’re starting your journey into container security, this Community Edition gives you the perfect foundation.