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A Dynamic Approach to Health Data Anonymization by Separatrices

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Author(s):
Coelho, Kristtopher K. ; Okuyama, Mauricio M. ; Nogueira, Michele ; Vieira, Alex B. ; Silva, Edelberto E. ; Miranda Nacif, Jose Augusto
Total Authors: 6
Document type: Journal article
Source: 2024 IEEE SYMPOSIUM ON COMPUTERS AND COMMUNICATIONS, ISCC 2024; v. N/A, p. 6-pg., 2024-01-01.
Abstract

Technological advances enable the integration of Internet of Things (IoT) devices to perform continuous and proactive patient monitoring. These devices collect a large volume of sensitive data that requires privacy. Anonymization provides privacy by removing or modifying information that identifies an individual. However, traditional anonymization techniques, such as k-anonymity, depend on a fixed and pre-defined k value, susceptible to attribute disclosure attacks. This article presents Dynamic Anonymization by Separatrices (DAS), an approach for defining the ideal value k and for dynamic grouping of data to be anonymized using separatrices measurements. Results show that the proposed approach efficiently mitigates attribute disclosure attacks. (AU)

FAPESP's process: 18/23098-0 - MENTORED: from modeling to experimentation - predicting and detecting DDoS and zero-day attacks
Grantee:Michele Nogueira Lima
Support Opportunities: Research Projects - Thematic Grants