The purpose of ubiquitous computing is anywhere and anytime access to information within computing infrastructures that is blended into a background and no longer be reminded. Thi...
In this paper, we present a novel fine-grained access control system for applications where the information flow is critical; the confidentiality of the data is essential and there...
Role-Based Access Control (RBAC) is increasingly used for ensuring security and privacy in complex organizations such as healthcare institutions. In RBAC, access permissions are g...
This paper presents a model for privacy preserving access control which is based on variety of purposes. Conditional purpose is applied along with allowed purpose and prohibited p...
A significant deterrent to the ability to connect in a spontaneous manner in cross-enterprise collaborative applications is the difficulty in users from different domains being ab...