Click-based graphical passwords have been proposed as alternatives to text-based passwords, despite being potentially vulnerable to shoulder-surfing, where an attacker can learn p...
Click-based graphical passwords have attractive usability properties, such as cueing and good memorability. However, image size and number of click-points in each password signifi...
I have been working with Prof. Nasir Memon as a member of ISIS, Information Systems and Internet Security Lab in Polytechnic Institute of NYU since 2006.