MPHC: Privacy Preserving for Workflow Execution in Hybrid Clouds

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Provided by: University of Swaziland
Topic: Cloud
Format: PDF
Cloud computing has developed from the demand of companies to deal with the execution cost of their complex distributed applications. Introducing the notion of hybrid clouds to the cloud computing paradigm brings out many challenges in resource provisioning of workflows. Hybrid clouds encounter the following two main obstacles in reaching their full potential: customers' dissatisfaction due to the conflicting nature of the constraints (budget and deadline), and exposure of customers' private data/jobs in hybrid cloud infrastructures. The authors believe that too little attention is paid to privacy issues for workflow scheduling under deadline constraint.
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