code: private function _checkBlackListIps() : bool {
  
  		$oSecurity = Config::get('security');
  
  		if (isset($oSecurity->blacklist_ips)) {
  
  			foreach ($oSecurity->blacklist_ips as $sIp) {
  
  				if ($_SERVER['REMOTE_ADDR'] == $sIp) { return false; }
  			}
  		}
  
  		return true;
  	}
docs: check if the ips is not in the blacklist
  
  @access private
  @return bool