    public function getDisplayName ($plural=true, $ofModule=true) {
        return Yii::t('users', '{user}', array(
            '{user}' => Modules::displayName($plural, 'Users'),
        ));
    }
The product receives input or data, but it does
        not validate or incorrectly validates that the input has the
        properties that are required to process the data safely and
        correctly.