Auto-TLS - Optional task
Enable Auto-TLS to simplify your cluster.
Auto-TLS greatly simplifies the process of enabling and managing TLS encryption on your cluster. For Cloudera Manager to manage the TLS environment, you must enable Auto-TLS from the beginning. Enabling Cloudera Manager to be the Certificate Authority after installing hosts and the cluster is not supported. For more information on Auto TLS, see Enabling Auto TLS.