Graphical passwords are an alternative to alphanumeric passwords in which users click on images to authenticate themselves rather than type alphanumeric strings. We have developed...
Susan Wiedenbeck, Jim Waters, Jean-Camille Birget,...
Users of mobile tour guides often express a strong desire for the system to be able to provide information on arbitrary objects they encounter during their visit – akin to point...
Nigel Davies, Keith Cheverst, Alan J. Dix, Andre H...
Workers in organizations frequently request help from assistants by sending request messages that express information intent: an intention to update data in an information system....
We introduce the Expandable Grid, a novel interaction technique for creating, editing, and viewing many types of security policies. Security policies, such as file permissions pol...
Robert W. Reeder, Lujo Bauer, Lorrie Faith Cranor,...
As our business, academic, and personal lives continue to move at an ever-faster pace, finding times for busy people to meet has become an art. One of the most perplexing challeng...
Mike Brzozowski, Kendra Carattini, Scott R. Klemme...