TLS Introduction

Welcome to this lesson on TLS certificates in Kubernetes. In this guide, we explore how to secure your Kubernetes cluster using TLS certificates while also addressing common troubleshooting issues. Many users have expressed uncertainty when it comes to handling TLS certificates, which is why this lecture series is designed to help you gain the necessary understanding and confidence to work effectively with certificates in Kubernetes.

By the end of this section, you'll be well-prepared to configure and troubleshoot certificates both in general environments and within Kubernetes clusters. Mastering this topic starts with a solid grasp of how TLS certificates function and how certificate authorities play a critical role.

We begin with an overview of certificates, detailing the roles of certificate authorities and the fundamental workings of TLS certificates. If you are already confident in these foundational concepts, you may skip ahead to the sections that focus on Kubernetes-specific implementations and troubleshooting techniques.