anchor.diff:  
   Authentication is configured using the `authentication` property in `KafkaUser.spec`.
   The authentication mechanism enabled for this user will be specified using the `type` field.
  -Currently, the only supported authentication mechanism is the TLS Client Authentication mechanism.
  +Currently, the only supported authentication mechanisms are the TLS Client Authentication mechanism and the SCRAM-SHA-512 mechanism.
   
   When no authentication mechanism is specified, User Operator will not create the user or its credentials.
   
  
positive.code:   ca.crt: # Public key of the Clients CA
    user.crt: # Public key of the user
    user.key: # Private key of the user
  ----
  
  == Authorization
  
negative.code: 
  == Additional resources
  
  * For more information about the `KafkaUser` object, see xref:type-KafkaUser-reference[`KafkaUser` schema reference].
  * For more information about the TLS Client Authentication, see xref:con-mutual-tls-authentication-{context}[].
  * For more information about the SASL SCRAM-SHA-512 authentication, see xref:con-scram-sha-authentication-{context}[].
  