: Nowadays many organisations share sensitive services through open network systems and this raises the need for an authorization framework that can interoperate even when the part...
Uche M. Mbanaso, G. S. Cooper, David W. Chadwick, ...
Privacy and security are critical requirements for using patient profiles in distributed healthcare environments. The amalgamation of new information technology with traditional ...
Mohammad H. Yarmand, Kamran Sartipi, Douglas G. Do...
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...
Community computing is an agent-based development paradigm for ubiquitous computing systems. In a community computing system, ubiquitous services are provided by cooperation among ...
Youna Jung, Amirreza Masoumzadeh, James B. D. Josh...
The need to securely share information on an ad-hoc basis between collaborating entities is increasingly becoming important. We propose a coalition based access control model (CBAC...