📄️ Restrict API Access
Restricting access to the Kubernetes API Server: authentication, authorization, admission controllers, NodeRestriction, anonymous access, RBAC, manual API queries, and cluster security.
📄️ Update Process
Complete Kubernetes update process: upgrading master and worker components, kubeadm, kubectl, kubelet, correct sequence, drain/uncordon nodes, and security best practices.
📄️ Secrets
Managing secrets in Kubernetes: creation, mounting as volumes and environment variables, security, ETCD encryption, EncryptionConfig, aescbc, container runtime, and filesystem access.