Pascal Bou Nassar

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E-learning has become of great importance nowadays, starting at the point of simplifying and improving learning in the academic institutions, to saving time and money by providing special training in the companies. E-learning platforms are evolving in a rapid way into modular platforms based on service-oriented architectures providing flexibility and(More)
Improving security and reducing risks in enterprise information systems rely on analysing threats, risks and vulnerabilities to specify appropriate countermeasures. Risk assessments and information security remain a crucial challenge of small enterprise information systems. The problem increases its complexity with medium and large enterprise information(More)
In order to secure collaborative business processes, we present a methodological approach that early integrates security and risk management throughout the design process of service-oriented architectures. We develop our methodology based on two complementary axes: the first being the business needs while the second, is ensuring a consistent security(More)
Service ecosystems provide distributed evolutionary capabilities allowing services to recombine and evolve in sustainable environments. Web services play a crucial role in service ecosystems since they support interoperable machine-to-machine interactions and help in developing new services from existing services by using a variety of composition languages.(More)
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