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Modern storage systems are often faced with complex trade-offs between the confidentiality, availability, and performance they offer their users. Secret sharing is a data encoding technique that provides information-theoretically provable guarantees on confidentiality unlike conventional encryption. Additionally, secret sharing provides quantifiable guarantees on the availability of the encoded data...
In this paper, we analyze overload control for composite web services in service oriented architectures by an orchestrating broker, and propose two practical access control rules which effectively mitigate the effects of severe overloads at some web services in the composite service. These two rules aim to keep overall web service performance (in terms of end-to-end response time) and availability...
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