Shoulder Surfing Resistant Graphical Password Scheme

Graphical passwords effectively used in authentication system to prevent unauthorized access to mobile device. The security of these mobile devices are limited by shoulder surfing, it refer to direct observation techniques someone’s shoulder to get information. Graphical password scheme have been developed to obstruct this attack. We represent efficient techniques towards the graphical authentication system. Graphical password scheme simply refer the color. The colors are represented in the circle and circle containing the different sector having the alphabets and number. Graphical password scheme prevent the accidental login and the shoulder surfing. User is entering his information at the time of creating an account, that time user enter his favorite color. When user is login, user can rotate the sector in such a way that the alphabets or digits which is in the password that should be comes in the favorite color and then press the button confirm. Likewise user is entering his whole password, till the length of that password. Finally press the login button and then user is successfully login without shoulder surfing. So that attacker doesn’t get the password whatever is entering in the system.