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Five properties of an architecture for secure access to web services are defined and two existing architectures are evaluated according to these criteria. References to these criteria in the literature and evaluation of the security architectures are tabulated in the conclusion. Policy-sufficiency is defined as the requirement that any meaningful statements can be expressed in policy definitions of...
Data transported on the Internet is handled by various technologies at different layers. The move towards an optically transparent internet will accelerate when it is justified by the cost structure of the various technologies. In this paper we describe a unified optimization framework for multiple technologies that interwork together based on the following assumptions: (i) every layer is associated...
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