How to: Learn About Securing Kubernetes Cluster
Security is a key aspect of Kubernetes. There are many ways to implement security best practices in Kubernetes starting from building a secure container image.

Following the native ways of implementing security in kubernetes.

1. Service account
2. Pod Security Context
3. Seccomp & AppArmor
4. Role Based Access Control (RBAC)
5. Attribute-based access control (ABAC)
6. Network Policies

The following are the open-source tools you need to look at.

1. Open Policy Agent
2. Kyverno
3. Kube-bench
4. Kube-hunter
5. Falco