The aggregation of conflicting preferences is an important issue in human society and multiagent systems. Due to its universality, voting among a set of alternatives has a centra...
This paper develops a framework for analyzing security risk dependencies in organizations and ranking the risks. The framework captures how risk `diffuses' via complex interac...
This is a brief journey across the Internet privacy landscape. After trying to convince you about the importance of the problem I will try to present questions of interest and how...
DKAL is a new expressive high-level authorization language. It has been successfully tried at Microsoft which led to further improvements of the language itself. One improvement is...
Abstract. This paper argues that Haigh and Young’s definition of noninterference for intransitive security policies admits information flows that are not in accordance with the...