Two Factor Authentication and SCLogin

public function setupTwoFactorAuthentication()
    {
        // Two factor authentication check
        $jVersion = new JVersion();
        if (version_compare($jVersion->getShortVersion(), '3.2.0', '>=') && ($this->user->guest))
        {
            $db = JFactory::getDbo();
            // Check if TFA is enabled. If not, just return false
            $query = $db->getQuery(true)
                ->select('COUNT(*)')
                ->from('#__extensions')
                ->where('enabled=' . $db->q(1))
                ->where('folder=' . $db->q('twofactorauth'));
            $db->setQuery($query);
            $tfaCount = $db->loadResult();

            if ($tfaCount > 0)
            {
                $this->tfaLoaded = true;
            }
        }
        $this->tfaLoaded = false; /* ADDED TO FORCE TWO-FACTOR AUTHENTICATION OFF*/
    }