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Recursive M-ORAM: A matrix ORAM for clients with constrained storage space

  • Japan Advanced Institute of Science and Technology
  • Sirindhorn International Institute of Technology, Thammasat University
  • Central Queensland University
  • Japan Sci. and Technol. Corp. (JST)
  • Osaka University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

Although oblivious RAM (ORAM) can hide a client’s access pattern from an untrusted server, bandwidth and local storage requirements can be excessive. Path ORAM, Matrix ORAM and other schemes can greatly bandwidth cost, but on devices with constrained storage space they require too much local storage. We design a recursive version of Matrix ORAM, where data addresses are stored on the server instead of client, and are recursively accessed with revealing important information. We analyse our algorithm and show it keeps bandwidth, client storage and computational overhead each to O(log N).

Original languageEnglish
Title of host publicationApplications and Techniques in Information Security - 6th International Conference, ATIS 2016, Proceedings
EditorsLynn Batten, Gang Li
PublisherSpringer Verlag
Pages130-141
Number of pages12
ISBN (Print)9789811027406
DOIs
Publication statusPublished - 2016
Externally publishedYes
Event6th International Conference on Applications and Techniques in Information Security, ATIS 2016 - Cairns, Australia
Duration: 26 Oct 201628 Oct 2016

Publication series

NameCommunications in Computer and Information Science
Volume651
ISSN (Print)1865-0929

Conference

Conference6th International Conference on Applications and Techniques in Information Security, ATIS 2016
Country/TerritoryAustralia
CityCairns
Period26/10/1628/10/16

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