—New approaches that generate secret keys from radio channel characteristics have been recently proposed. The security of these schemes usually relies on the reciprocity principl...
Abstract. Existing policy languages suffer from a limited ability of directly and elegantly expressing high-level access control principles such as history-based separation of dut...
Authorization logics provide a principled and flexible approach to specifying access control policies. One of their compelling benefits is that a proof in the logic is evidence ...
Jeffrey A. Vaughan, Limin Jia, Karl Mazurak, Steve...
Protecting personal data is essential to guarantee the rule of law1 . Due to the new Information and Communication Technologies (ICTs) unprecedented amounts of personal data can b...
—For sensor networks deployed to monitor and report real events, event source anonymity is an attractive and critical security property, which unfortunately is also very difficu...