Secure query processing over encrypted data using a distributed index structure for outsourcing sensitive data

  • Hyunjo Lee
  • , Hyeonguk Ma
  • , Youngho Song
  • , Jae Woo Chang*
  • *Corresponding author for this work

    Research output: Contribution to conferenceConference paperpeer-review

    Abstract

    As the outsourcing of sensitive data has been spotlighted, data encryption schemes are required to protect the data. Accordingly, it is necessary to develop not only a distributed index structure to efficiently manage the large amount of encrypted data, but also a query processing scheme over the encrypted data. Meanwhile, the existing query processing schemes over the encrypted data cannot support top-k query processing algorithm which aim to quickly retrieve k number of the highest ranking tuples. To solve the problems, in this paper, we propose a secure query processing scheme over the encrypted data using a distributed index structure. The proposed distributed index structure guarantees data privacy preservation and performance improvement for the various types of queries. Finally, we show from our performance analysis that our proposed index structure and secure query processing scheme are suitable for protecting the data privacy of the sensitive data.

    Original languageEnglish
    Title of host publicationEconomics of Grids, Clouds, Systems, and Services - 15th International Conference, GECON 2018, Proceedings
    EditorsMassimo Coppola, Emanuele Carlini, Daniele D’Agostino, José Ángel Bañares, Jörn Altmann
    PublisherSpringer Verlag
    Pages187-198
    Number of pages12
    ISBN (Print)9783030133412
    DOIs
    StatePublished - 2019
    Event15th International Conference on the Economics of Grids, Clouds, Systems, and Services, GECON 2018 - Pisa, Italy
    Duration: 2018.09.182018.09.20

    Publication series

    NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
    Volume11113 LNCS
    ISSN (Print)0302-9743
    ISSN (Electronic)1611-3349

    Conference

    Conference15th International Conference on the Economics of Grids, Clouds, Systems, and Services, GECON 2018
    Country/TerritoryItaly
    CityPisa
    Period18.09.1818.09.20

    Keywords

    • Data privacy
    • Distributed index structure
    • Encrypted query processing

    Quacquarelli Symonds(QS) Subject Topics

    • Computer Science & Information Systems

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