Abstract— Today data sources are pervasive and their number is growing tremendously. Current tools are not prepared to exploit this unprecedented amount of information and to cop...
The terms pervasive and ubiquitous computing are used to describe a smart space populated by hundreds of intelligent devices that are embedded in their surroundings. Characteristi...
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...
Recent years have witnessed the trend of leveraging cloudbased services for large scale content storage, processing, and distribution. Security and privacy are among top concerns ...
Abstract. Database provenance chronicles the history of updates and modifications to data, and has received much attention due to its central role in scientific data management. ...