11.1 : ConfigMap – Externalize Non-Sensitive Configuration

11.2 : Secret – Manage Sensitive Data Securely

11.3 : Mount ConfigMap or Secret as Files (Volume Mount)

11.4 : stringData vs data in Secrets – Write Secrets in Plain Text

11.5 : Immutable ConfigMaps & Secrets – Prevent Accidental Changes

11.6 : Production Best Practices – Secure, Scalable Config Management