Securing Contrastive mmWave-based Human Activity Recognition against Adversarial Label Flipping

Amit Singha, Ziqian Bi, Tao Li, Yimin Chen, Yanchao Zhang

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Wireless Human Activity Recognition (HAR), leveraging their non-intrusive nature, has the potential to revolutionize various sectors, including healthcare, virtual reality, and surveillance. The advent of millimeter wave (mmWave) technology has significantly enhanced the capabilities of wireless HAR systems. This paper presents the first systematic study on the vulnerabilities of mmWave-based HAR to label flipping poisoning attacks in the context of supervised contrastive learning. We identify three label poisoning attacks on the contrastive mmWave-based HAR and propose corresponding countermeasures. The efficacy of the attacks and also our countermeasures are experimentally validated on a prototype system. The attacks and countermeasures can be easily extended to other wireless HAR systems, thereby promoting security considerations in system design and deployment.

Original languageEnglish (US)
Title of host publicationWiSec 2024 - Proceedings of the 17th ACM Conference on Security and Privacy in Wireless and Mobile Networks
PublisherAssociation for Computing Machinery, Inc
Pages31-41
Number of pages11
ISBN (Electronic)9798400705823
DOIs
StatePublished - May 27 2024
Event17th ACM Conference on Security and Privacy in Wireless and Mobile Networks, WiSec 2024 - Seoul, Korea, Republic of
Duration: May 27 2024May 29 2024

Publication series

NameWiSec 2024 - Proceedings of the 17th ACM Conference on Security and Privacy in Wireless and Mobile Networks

Conference

Conference17th ACM Conference on Security and Privacy in Wireless and Mobile Networks, WiSec 2024
Country/TerritoryKorea, Republic of
CitySeoul
Period5/27/245/29/24

Keywords

  • human activity recognition
  • label poisoning
  • millimeter-wave (mmwave) technology
  • supervised contrastive learning (scl)

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Computer Science Applications
  • Information Systems
  • Software
  • Safety Research

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