Abstract: A graphical password system with a supportive sound signature to enhance the remembrance of the password and to enhance the security level in authentication system is discussed. In proposed work a click-based graphical password scheme called Cued Click Points (CCP) is implemented. In this system a password consists of sequence of some images in which user can select one click-point per image. In addition user is asked to select a sound signature which is correlated to each click point this sound signature will be used to help the user in recalling the click point on an image. Systems shared very good Performance in terms of speed, accuracy, and enhance the security. Users preferred CCP to Pass Points, saying that selecting and remembering only one point per image was very easy and sound signature helps considerably in recalling the click points.CCP offers both improved usability and security.

Keywords: Sound signature, Authentication, Cued click point.