Dual/push login authentication method. If the hacker ever cracks a very complicated username/password combination, they still cannot log into your site if they don’t respond to a mobile Android or iOS notification/token via an app, to unlock the login attempt via push or sms. This is used on WordsRack and part of the suite of core services we provide.

Your Phone or Tablet is Your Token Duo leverages the mobile phone as the second factor. It’s a device that people already have, know how to use, and notice when it’s missing. Using an existing device reduces deployment and training costs, and improves the end-user experience of the entire system. Duo Security works with all phone types. …read original article on Duo Security.