—The paper first discusses motivations why taking into account location information in authentication and access control is important. The paper then surveys current approaches t...
This paper addresses an important open problem confronting any decentralized and stateful access control (AC) mechanism for networked systems, particularly when the system at hand...
Abstract--As the information flowing around in social networking systems is mainly related or can be attributed to their users, controlling access to such information by individual...
Privacy has been acknowledged to be a critical requirement for many business (and non-business) environments. Therefore, the definition of an expressive and easy-to-use privacyre...
In this paper we define and provide a general construction for a class of policies we call dynamic policies. In most existing systems, policies are implemented and enforced by ch...
Prasad Naldurg, Roy H. Campbell, M. Dennis Mickuna...