Challenge questions are an increasingly important part of mainstream authentication solutions, yet there are few published studies concerning their usability or security. This pap...
A number of recent scams and security attacks (phishing, spyware, fake terminals, ...) hinge on a crook's ability to observe user behavior. In this paper, we describe the des...
Ariadne is a novel visualization tool that allows end users to explore the socio-technical relationships in software development projects. Essentially the visualization is a varia...
Erik Trainer, Stephen Quirk, Cleidson R. B. de Sou...
A programming system is the user interface between the programmer and the computer. Programming is a notoriously difficult activity, and some of this difficulty can be attribute...
Collaboration in current real-time groupware systems is often an awkward and clumsy process. We hypothesize that better support for workspace awareness can improve the usability o...