Security Best Practices in Kubernetes and RBAC

Security is a critical aspect of managing Kubernetes deployments. In today’s landscape, where threats and vulnerabilities are constantly evolving, ensuring that your Kubernetes cluster is secure is more important than ever. This chapter will provide you with comprehensive insights into securing your Kubernetes environment, equipping you with the knowledge to protect your deployments effectively.

We will begin by exploring the core components of Kubernetes security, including securing the Kubernetes API server, which acts as the central management entity of your cluster. You’ll learn how to implement authentication and authorization mechanisms to control access to the API server and ensure that only authorized personnel can make changes.

Next, we will cover strategies for securing the nodes in your cluster. Nodes are the machines, physical or virtual, that run your containerized applications. Properly securing these...