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Web services are increasingly used to integrate and build business application on the internet. Failure of web services is not acceptable in many situations such as online banking, so fault tolerance is a key challenge of web services. Web service architecture still lacks facilities to support fault tolerance. This paper proposes a fault tolerant architecture for web services by increasing the reliability...
IP networks, composing the Internet, form a central part of the information infrastructure of the modern society. Integrated approaches to the assessment of their dependability are, however, only emerging. This paper presents three contributions for meeting this challenge. First, we propose an adaptation of the safety case methodology, a 'dependability case' approach, as a practical form of organizing...
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