Add credentials to validate that the resulting connection is to an authorized AS (one able to process authentication requests) for a domain. 
If the validation for any credentials fails, the connection will fail to open.
- Parameters
 - 
  
    | self | DOFConnectionConfigBuilder. If self is NULL, no action will be taken.  | 
    | domain | The domain config to add. This should not be NULL. | 
  
   
- Return values
 - 
  
    | TRUE | if the credentials were added successfully.  | 
  
   
- Exceptions
 - 
  
    | FALSE | is returned if an invalid parameter was detected or insufficient resources were available to add the credentials.  |