Textual and Graphical Password Authentication Scheme Resistant to Shoulder Surfing

Authentication is a process that ensures a user’s identity. User’s identity can be verified by user name and password. The textual passwords are the most widely used passwords for authentication. There is a common trend among users to choose short length passwords which are easy to memorize. However, textual passwords are vulnerable to various attacks that include shoulder-surfing, brute force attack, hidden camera and spyware attacks. So to overcome the issues related to textual passwords we propose an authentication scheme called Textual Graphical Password Authentication Scheme Resistant to Shoulder Surfing. This scheme combines both text as well as graphics which are capable of resisting shoulder surfing, brute force attack, hidden camera and spyware attack. The specialty of Textual Graphical Password Authentication Scheme Resistant to Shoulder Surfing is its user friendliness which allows the user to migrate from the current authentication scheme to our proposed scheme. General Terms Authentication, technique, shoulder-surfing, clicks and single set scheme