Inter-organizational cooperation has specific requirements for access control. The paper presents the results from a field study which looks at the cooperation between two enginee...
The importance of computer security in order to maintain the confidentiality, integrity and availability of data and information is well known. Different mechanisms have been propo...
Security in collaborative groups is an active research topic and has been recognized by many organizations in the past few years. In this paper, we propose a fine-grained and attr...
—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...