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IEICE TRANSACTIONS on Fundamentals

Study on Record Linkage of Anonymizied Data

Hiroaki KIKUCHI, Takayasu YAMAGUCHI, Koki HAMADA, Yuji YAMAOKA, Hidenobu OGURI, Jun SAKUMA

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Summary :

Data anonymization is required before a big-data business can run effectively without compromising the privacy of personal information it uses. It is not trivial to choose the best algorithm to anonymize some given data securely for a given purpose. In accurately assessing the risk of data being compromised, there needs to be a balance between utility and security. Therefore, using common pseudo microdata, we propose a competition for the best anonymization and re-identification algorithm. The paper reported the result of the competition and the analysis on the effective of anonymization technique. The competition result reveals that there is a tradeoff between utility and security, and 20.9% records were re-identified in average.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E101-A No.1 pp.19-28
Publication Date
2018/01/01
Publicized
Online ISSN
1745-1337
DOI
10.1587/transfun.E101.A.19
Type of Manuscript
Special Section INVITED PAPER (Special Section on Cryptography and Information Security)
Category

Authors

Hiroaki KIKUCHI
  Meiji University
Takayasu YAMAGUCHI
  NTT DOCOMO, Inc.
Koki HAMADA
  NTT Secure Platform Laboratories
Yuji YAMAOKA
  FUJITSU LABORATORIES LTD.
Hidenobu OGURI
  NIFTY Corporation
Jun SAKUMA
  University of Tsukuba

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