We propose BeamAuth, a two-factor web authentication technique where the second factor is a specially crafted bookmark. BeamAuth presents two interesting features: (1) only server...
Since attackers trust computer systems to tell them the truth, it may be effective for those systems to lie or mislead. This could waste the attacker's resources while permit...
Many types of information available in a pervasive computing environment, such as people location information, should be accessible only by a limited set of people. Some propertie...
It is not uncommon for modern systems to be composed of a variety of interacting services, running across multiple machines in such a way that most developers do not really unders...
In this paper, we propose a conceptual framework for developing a family of models for Group-Centric information sharing. The traditional approach to information sharing, characte...
Ram Krishnan, Ravi S. Sandhu, Jianwei Niu, William...