Differentially Private Group-by Data Releasing Algorithm

  • Iago Chaves UFC
  • Javam Machado UFC

Resumo


Privacy concerns are growing fast because of data protection regulations around the world. Many works have built private algorithms avoiding sensitive information leakage through data publication. Differential privacy, based on formal definitions, is a strong guarantee for individual privacy and the cutting edge for designing private algorithms. This work proposes a differentially private group-by algorithm for data publication under the exponential mechanism. Our method publishes data groups according to a specified attribute while maintaining the desired privacy level and trustworthy utility results.

Palavras-chave: differential privacy, privacy, group-by

Referências

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Mendonça, A. L., Brito, F. T., Linhares, L. S., and Machado, J. C. (2017). Dipcoding: A differentially private approach for correlated data with clustering. In Proceedings of the 21st International Database Engineering & Applications Symposium, pages 291–297. ACM. DOI: https://doi.org/10.1145/3105831.3105861

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Publicado
07/10/2019
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CHAVES, Iago; MACHADO, Javam. Differentially Private Group-by Data Releasing Algorithm. In: SIMPÓSIO BRASILEIRO DE BANCO DE DADOS (SBBD), 34. , 2019, Fortaleza. Anais [...]. Porto Alegre: Sociedade Brasileira de Computação, 2019 . p. 271-276. ISSN 2763-8979. DOI: https://doi.org/10.5753/sbbd.2019.8835.