This is a brief overview of the components that make up the architecture behind a Kubernetes cluster with an explanation of what each one does.
This is part of a longer webinar with guest expert Tiexin Guo that explains best security practices to harden your Kubernetes clusters.
https://www.youtube.com/watch

intro - 0:00
Control Plane - 0:20
Kube API Server - 1:00
ETCD - 1:18
Kube Scheduler - 1:31
Kube Controler Manager - 1:41
Cloud Controller Manager - 2:02
Kubernetes Nodes - 2:33