Abstract: When it comes to security it becomes very difficult to remember password which is in alphanumeric form. According to psychological studies it is very easy for human to remember images rather than numbers or words. When any application is having user friendly authentication, it becomes very easy to use that application. In this paper we are giving three way graphical password authentications by providing set of images. Authentication deals with the identification of the user and in this paper we are identifying user by checking an image which is selected as password.
Keywords: Authentication, graphical password, security.