You're reading from Learn Kubernetes Security Securely orchestrate, scale, and manage your microservices in Kubernetes deployments

Product type Paperback

Published in Jul 2020

Publisher Packt

ISBN-13 9781839216503

Length 330 pages

Edition 1st Edition

Languages

C++

Tools

Kubernetes

Concepts

Cloud Security

Authors (2):

Pranjal Jumde

Kaizhe Huang

View More author details

Table of Contents (19) Chapters

Preface

1. Section 1: Introduction to Kubernetes

2. Chapter 1: Kubernetes Architecture FREE CHAPTER

3. Chapter 2: Kubernetes Networking

4. Chapter 3: Threat Modeling

5. Chapter 4: Applying the Principle of Least Privilege in Kubernetes

6. Chapter 5: Configuring Kubernetes Security Boundaries

7. Section 2: Securing Kubernetes Deployments and Clusters

8. Chapter 6: Securing Cluster Components

9. Chapter 7: Authentication, Authorization, and Admission Control

10. Chapter 8: Securing Kubernetes Pods

11. Chapter 9: Image Scanning in DevOps Pipelines

12. Chapter 10: Real-Time Monitoring and Resource Management of a Kubernetes Cluster

13. Chapter 11: Defense in Depth

14. Section 3: Learning from Mistakes and Pitfalls

15. Chapter 12: Analyzing and Detecting Crypto-Mining Attacks

16. Chapter 13: Learning from Kubernetes CVEs

17. Assessments

18. Other Books You May Enjoy

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Securing kubelet

kubelet is the node agent for Kubernetes. It manages the life cycle of objects within the Kubernetes cluster and ensures that the objects are in a healthy state on the node.

To secure kubelet, you should do the following:

Disable anonymous authentication: If anonymous authentication is enabled, requests that are rejected by other authentication methods are treated as anonymous. Ensure that --anonymous-auth=false is set for each instance of kubelet.
Set the authorization mode: The authorization mode for kubelet is set using config files. A config file is specified using the --config parameter. Ensure that the authorization mode does not have AlwaysAllow in the list.
Rotate kubelet certificates: kubelet certificates can be rotated using a RotateCertificates configuration in the kubelet configuration file. This should be used in conjunction with RotateKubeletServerCertificate to auto-request rotation of server certificates.
Provide a Certificate...