In traditional access control models like MAC, DAC, and RBAC, authorization decisions are determined according to identities of subjects and objects, which are authenticated by a ...
The growing diffusion of portable devices enables users to benefit from anytime and anywhere impromptu collaboration. Appropriate policy models that take into account the dynamici...
The existence of on-line social networks that include person specific information creates interesting opportunities for various applications ranging from marketing to community o...
Barbara Carminati, Elena Ferrari, Raymond Heatherl...
Caching techniques have been used to improve the performance gap of storage hierarchies in computing systems. In data intensive applications that access large data files over wid...
Even though the final objective of an access control model is to provide a framework to decide if actions performed by subjects on objects are permitted or not, it is not convenie...