User-centered security has been identified as a grand challenge in information security and assurance. It is on the brink of becoming an established subdomain of both security and...
A wide variety of interactions on the Internet are characterized by the availability of cheap pseudonyms, where users can obtain new identities freely or at a low cost. Due to the...
The RideNow Project is designed to help individuals within a group or organization coordinate ad hoc shared rides. This paper describes three design decisions the RideNow team mad...
With the ubiquity of camera phones, it is now possible to capture digital still and moving images anywhere, raising a legitimate concern for many organizations and individuals. Alt...
Khai N. Truong, Shwetak N. Patel, Jay Summet, Greg...
People routinely rely on physical and electronic systems to remind themselves of details regarding personal and organizational contacts. These systems include rolodexes, directori...
Jonathan Trevor, David M. Hilbert, Daniel Billsus,...