graphical password authentication using modified persuasive cued click-point

There are many authentication systems which are used for computer based authentication purpose. Generally user have put username and password in alphanumeric form. But alphanumeric password which is easy for remember can be guess by any hacker/attacker. But strong password given by user which is hard to remember sometime. This paper introduce modified persuasive cued click point authentication system. In persuasive cued click point authentication system, due to viewport chances of hotspot creation is increased. Due to elimination of viewport , hotspot creation is reduced in the modified PCCP , which gives more security to system. Keywords-Cued Click Points, Graphical Password, Modified PCCP, Server side images, security