We introduce ctm, a process calculus which embodies a notion of trust for global computing systems. In ctm each principal (location) is equipped with a policy, which determines its...
Abstract. Many theoretical PIR (Private Information Retrieval) constructions have been proposed in the past years. Though information theoretically secure, most of them are impract...
Shuhong Wang, Xuhua Ding, Robert H. Deng, Feng Bao
We present Aardvark, a social search engine. With Aardvark, users ask a question, either by instant message, email, web input, text message, or voice. Aardvark then routes the que...
Internet users face challenges in evaluating the validity of online information. Such evaluation is not adequately supported by current tools; we outline some of the shortcomings ...
Jeff King, Jennifer Stoll, Michael T. Hunter, Must...
— Cloud computing is gaining tremendous momentum in both academia and industry. The application of Cloud computing, however, has mostly focused on Web applications and business a...