Trust negotiation between two subjects require each one proving its properties to the other. Each subject specifies disclosure policies stating the types of credentials and attrib...
Indrakshi Ray, Elisa Bertino, Anna Cinzia Squiccia...
Sensitive data are increasingly available on-line through the Web and other distributed protocols. This heightens the need to carefully control access to data. Control means not o...
Kathi Fisler, Shriram Krishnamurthi, Leo A. Meyero...
Diverse uses of information technology (IT) in organizations affect privacy. Developers of electronic commerce, database management, security mechanisms, telecommunication and col...
This paper proposes a modelling of information security policies in the framework of possibilistic logic. Our modelling is based on the concept of roles associated with users. Acc...
In traditional database security research, the database is usually assumed to be trustworthy. Under this assumption, the goal is to achieve security against external attacks (e.g....