Protect online facilities using User Authentication depend on Cloud
The authors are living in the world where everything is going online. It means whatever the user wants is now available on a single click. The online word provides a new shape to this cyber world. On the other hand from the security point of view it is going more crucial. Security or Protection is the major aspect of any online facility. There are lots of gadgets as well as features by which security can be mange to some level. User authentication is one of them. In this paper, an attempt has been made to put forward various issues related to online security with regard to the implementation of strong user authentication.