Enhanced User Graphical Password Authentication with an Usability and Memorability

Authentication is the process to provide guaranteed information security and the graphical password authentication method is a convenient and easy process to provide authentication. The major problem of user registration, mostly text base password, is well known. If the login user be inclined to select a simple password which is frequently in his mind it becomes straightforward for attackers to guess. If the password is machine generated it is mostly complicated for user to keep in mind. User authenticated password using cued click points graphical password scheme includes memorability, usability and security evaluations. This paper is on enhanced user graphical password authentication with an usability and memorability, so that users select more random or more difficult to guess passwords. In click-based graphical passwords, image or video frames provide database to load the image, and then give authenticated access to all information in database. Keywords— User authentication, graphical password scheme, cued recall, video frame as a password, usability, memorability, security.