anchor.diff:  
   * TLS client authentication
   * SASL based authentication using the SCRAM-SHA-512 mechanism
  -
  +* SASL based authentication using the PLAIN mechanism
   
   == TLS Client Authentication
   
  
positive.code:       password: my-connect-password-key
    # ...
  ----
  
negative.code: 
  WARNING: Do not specify the actual password in the `password` field.
  
  .An example SASL based SCRAM-SHA-512 client authentication configuration
  [source,yaml,subs=attributes+]
  ----
  apiVersion: {KafkaApiVersion}
  