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—In this paper, we propose an Internet of Things (IoT) virtualization framework to support connected objects sensor event processing and reasoning by providing a semantic overlay of underlying IoT cloud. The framework uses the sensor-as-a-service notion to expose IoT cloud's connected objects functional aspects in the form of web services. The framework(More)
The future Internet will embrace the intelligence of Web 3.0 and the omnipres-ence of every day connected objects. The later was envisioned as the Internet of Things. Security and interoperability concerns are hindering the service innovations using the Inter-net of Things. This paper addresses secure access provision to Internet of Things-enabled services(More)
Web based social communities are one of the most widely used applications nowadays. Recently, privacy concerns within these communities have increased significantly. This paper proposes a framework which addresses these challenges by introducing a distributed social community mechanism and relation based content access management by exploiting Semantic Web(More)
Policies are familiar approach to preserve security and privacy of the Web contents and services. This paper is going to address the policy based constrained access to the home contents and services but in the context of distributed but connected devices. A community concept equipped with trust metric is introduced to facilitate such restricted access. The(More)
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