Review Paper On Graphical Password Authentication Techniques

Abstract

Nowadays, user authentication is an essential attribute in the area of information security. The method of
recognizing an individual commonly based on a user name and password. Passwords are the preeminent commonly used
method for identifying users in computer and communication schemes. Text based password is a general authentication
method used from early times. There are numerous authentication systems like biometric, textual, graphical, smart card
etc. Graphical password is used as an alternative to textual/traditional alphanumeric password. Traditional
alphanumeric password is tough to remember and generally forget by users as times passes, but in graphical password
there are less likelihood to disremember password because people remember images more effortlessly than text based
password. There are also fewer probabilities for hackers to take the graphical based password because hackers will not
be capable to access the images uploaded by the user as password. Some graphical password schemes have been
intended so far as it grows password usability and security.
In this paper, we manner a wide survey of the current graphical password methods.