Graphical password schemes can provide better usability than text passwords, especially on
smartphones where typing complex passwords on a virtual keyboard can be tedious …

Graphical password based authentication systems are now becoming one of the potential
alternatives to alleviate current over-reliance on traditional text-based password …

The objective of this project is to conduct a comprehensive research into the usability;
design and security of graphical password on touch screen devices. We address the design …

In this paper, we present a series of methods to authenticate a user with a graphical
password. To that end, we employ the user¿ s personal handheld device as the password …

Typing text passwords is challenging when using touchscreens on mobile devices and this
is becoming more problematic as mobile usage increases. We designed a new graphical …

Common user authentication methods on smartphones, such as lock patterns, PINs, or
passwords, impose a trade-off between security and password memorability. Image-based …

A Graphical Based Password is one alternative for textual password. Graphical input
devices enable the user to decouple the position of inputs from the temporal order in which …

Text passwords have been used in authentication systems for many decades. Users must
recall the textual strings selected during registration to pass authentication. However, there …

We propose and examine the usability and security of Cued Click Points (CCP), a cued-
recall graphical password technique. Users click on one point per image for a sequence of …

Graphical password (ie, image based authentication) is considered as a promising
alternative to traditional textual password for mobile devices, to achieve better tradeoff …