This paper tackles the problem of defining an appropriate access control model for multi-user systems providing adaptive resource reservations to unprivileged users. Security req...
Abstract. This paper proposes a door access control system with mobile phones which allows off-line delegations of an access. A model of door access control with mobile phones is ...
Manageability directly influences a system's reliability, availability, security, and safety, thus being a key ingredient of system dependability. Alas, we do not have today ...
The design of very small databases for smart cards and for portable embedded systems is deeply constrained by the peculiar features of the physical medium. Privacy concerns are re...
Context-aware systems capture information from the attributes located within their surroundings and deal with different ways of interacting with the user in its environment. This p...