code: public void init(FilterConfig filterConfig) throws ServletException {
          String comaDelimitedSecuredRemoteAddresses = filterConfig.getInitParameter(SECURED_REMOTE_ADDRESSES_PARAMETER);
          if (comaDelimitedSecuredRemoteAddresses != null) {
              setSecuredRemoteAdresses(comaDelimitedSecuredRemoteAddresses);
          }
      }
docs: Compile the secured remote addresses patterns.