Iris: A Scalable Cloud File System with Efficient Integrity Checks

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Provided by: International Association for Cryptologic Research
Topic: Cloud
Format: PDF
The authors present Iris, a practical, authenticated file system designed to support workloads from large enterprises storing data in the cloud and be resilient against potentially untrustworthy service providers. As a transparent layer enforcing strong integrity guarantees, Iris lets an enterprise tenant maintain a large file system in the cloud. In Iris, tenants obtain strong assurance not just on data integrity, but also on data freshness, as well as data retrievability in case of accidental or adversarial cloud failures.
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