code: public static MongoCredential createScramSha256Credential(final String userName, final String source, final char[] password) {
          return new MongoCredential(SCRAM_SHA_256, userName, source, password);
      }
docs: Creates a MongoCredential instance for the SCRAM-SHA-256 SASL mechanism.
  
  @param userName the non-null user name
  @param source the source where the user is defined.
  @param password the non-null user password
  @return the credential
  @see #createCredential(String, String, char[])
  
  @since 3.8
  @mongodb.server.release 4.0
  @mongodb.driver.manual core/authentication/#authentication-scram-sha-256 SCRAM-SHA-256