Information visualization is an effective way to easily comprehend large amounts of data. For such systems to be truly effective, the information visualization designer must be aw...
The focus of our approach to the usability considerations of privacy and security has been on providing people with information they can use to understand the implications of thei...
Jennifer Ann Rode, Carolina Johansson, Paul DiGioi...
This paper explores user authentication schemes for banking systems implemented over mobile phone networks in the developing world. We analyze an authentication scheme currently d...
We present a technique for using content-based video labeling as a CAPTCHA task. Our CAPTCHAs are generated from YouTube videos, which contain labels (tags) supplied by the person...
This project describes the continuing development of a Privacy Label to present to consumers the ways organizations collect, use, and share personal information. Several studies h...