Outsourcing Multi-Version Key-Value Stores with Verifiable Data Freshness

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Provided by: IBM
Topic: Cloud
Format: PDF
In the age of big data, key-value data updated by intensive write streams is increasingly common, e.g., in social event streams. To serve such data in a cost-effective manner, a popular new paradigm is to outsource it to the cloud and store it in a scalable key-value store while serving a large user base. Due to the limited trust in third-party cloud infrastructures, data owners have to sign the data stream so that the data users can verify the authenticity of query results from the cloud.
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