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The Kubernetes Bible

You're reading from   The Kubernetes Bible The definitive guide to deploying and managing Kubernetes across cloud and on-prem environments

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Product type Paperback
Published in Nov 2024
Publisher Packt
ISBN-13 9781835464717
Length 720 pages
Edition 2nd Edition
Languages
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Authors (2):
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Gineesh Madapparambath Gineesh Madapparambath
Author Profile Icon Gineesh Madapparambath
Gineesh Madapparambath
Russ McKendrick Russ McKendrick
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Russ McKendrick
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Table of Contents (24) Chapters Close

Preface 1. Kubernetes Fundamentals FREE CHAPTER 2. Kubernetes Architecture – from Container Images to Running Pods 3. Installing Your First Kubernetes Cluster 4. Running Your Containers in Kubernetes 5. Using Multi-Container Pods and Design Patterns 6. Namespaces, Quotas, and Limits for Multi-Tenancy in Kubernetes 7. Configuring Your Pods Using ConfigMaps and Secrets 8. Exposing Your Pods with Services 9. Persistent Storage in Kubernetes 10. Running Production-Grade Kubernetes Workloads 11. Using Kubernetes Deployments for Stateless Workloads 12. StatefulSet – Deploying Stateful Applications 13. DaemonSet – Maintaining Pod Singletons on Nodes 14. Working with Helm Charts and Operators 15. Kubernetes Clusters on Google Kubernetes Engine 16. Launching a Kubernetes Cluster on Amazon Web Services with Amazon Elastic Kubernetes Service 17. Kubernetes Clusters on Microsoft Azure with Azure Kubernetes Service 18. Security in Kubernetes 19. Advanced Techniques for Scheduling Pods 20. Autoscaling Kubernetes Pods and Nodes 21. Advanced Kubernetes: Traffic Management, Multi-Cluster Strategies, and More 22. Other Books You May Enjoy 23. Index

Securing Pods and Containers

Securing Pods and containers is essential to keeping your Kubernetes environment in a healthy state, since these directly interact with workloads and sensitive data. In the next sections, we are going to talk about how the securityContext settings and NetworkPolicies can enforce strict access controls and isolation in place to strengthen the security of Pods and containers in your cluster.

Securing Pods and Containers in Kubernetes Using Security Context

In Kubernetes, a securityContext defines a set of security settings that determine how a Pod or container operates within the cluster. This allows you to enforce security best practices and minimize the attack surface by restricting privileges and controlling access.

The primary purpose of securityContext is to enhance the security of your Kubernetes clusters by defining how a pod or container should run within the cluster. By specifying security settings, you can ensure that your applications...

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