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 passwords are an alternative to alphanumeric passwords in which users click on
images to authenticate themselves rather than type alphanumeric strings. We have …

When users input their passwords in a public place, they may be at risk of attackers stealing
their password. An attacker can capture a password by direct observation or by recording …

Graphical passwords have been proposed to address known problems with traditional text
passwords. For example, memorable user-chosen text passwords are predictable, but …

Click-based graphical passwords, which involve clicking a set of user-selected points, have
been proposed as a usable alternative to text passwords. We conducted two user studies …

Inspired by an old Chinese game, Go, we have designed a new graphical password
scheme, Pass-Go, in which a user selects intersections on a grid as a way to input a …

The paper explores one of the graphical authentication techniques as the possible solution
to the most important problems of traditional passwords. The aim of this work is to bring …

We propose a new graphical password scheme. It is defined as a challenge-response
identification. Hence, a password in our scheme is time-variant. User who knows the …

Beginning around 1996, numerous graphical password schemes have been proposed,
motivated by improving password usability and security, two key factors in password scheme …

The most common computer authentication method is to use alphanumerical usernames
and passwords. This method has been shown to have significant drawbacks. For example …