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IEICE TRANSACTIONS on Information

Privacy-Preserving Logistic Regression with Distributed Data Sources via Homomorphic Encryption

Yoshinori AONO, Takuya HAYASHI, Le Trieu PHONG, Lihua WANG

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Summary :

Logistic regression is a powerful machine learning tool to classify data. When dealing with sensitive or private data, cares are necessary. In this paper, we propose a secure system for privacy-protecting both the training and predicting data in logistic regression via homomorphic encryption. Perhaps surprisingly, despite the non-polynomial tasks of training and predicting in logistic regression, we show that only additively homomorphic encryption is needed to build our system. Indeed, we instantiate our system with Paillier, LWE-based, and ring-LWE-based encryption schemes, highlighting the merits and demerits of each instantiation. Besides examining the costs of computation and communication, we carefully test our system over real datasets to demonstrate its utility.

Publication
IEICE TRANSACTIONS on Information Vol.E99-D No.8 pp.2079-2089
Publication Date
2016/08/01
Publicized
2016/05/31
Online ISSN
1745-1361
DOI
10.1587/transinf.2015INP0020
Type of Manuscript
Special Section PAPER (Special Section on Security, Privacy and Anonymity of Internet of Things)
Category

Authors

Yoshinori AONO
  National Institute of Information and Communications Technology (NICT)
Takuya HAYASHI
  National Institute of Information and Communications Technology (NICT)
Le Trieu PHONG
  National Institute of Information and Communications Technology (NICT)
Lihua WANG
  National Institute of Information and Communications Technology (NICT)

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