Manufacturers and other companies can use the feature as an alternative to two-factor authentication when allowing vendors and partners to securely access their systems. Users will be able to enroll for a Verizon Universal ID directly from a participating Web page. After registering, they can download to their smartphones a mobile app that scans a dynamically generated QR code on the login page. With userís identify confirmed, they are authenticated to the website. The QR code login can be used alone, as a ďscan and go,Ē or combined with a PIN number or password for transactions that require stronger security. Verizonís Universal Identity Services provide multifactor authentication delivered from the cloud, offering three levels of identity strength.