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DeepMag: Sniffing Mobile Apps in Magnetic Field through Deep Convolutional Neural Networks

  • Rui Ning
  • , Cong Wang
  • , Chunsheng Xin
  • , Jiang Li
  • , Hongyi Wu

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

Abstract

In this paper, we report a newfound vulnerability on smartphones due to the malicious use of unsupervised sensor data. We demonstrate that an attacker can train deep Convolutional Neural Networks (CNN) by using magnetometer or orientation data to effectively infer the Apps and their usage information on a smartphone with an accuracy of over 80%. Furthermore, we show that such attacks can become even worse if sophisticated attackers exploit motion sensors to cluster the magnetometer or orientation data, improving the accuracy to as high as 98%. To mitigate such attacks, we propose a noise injection scheme that can effectively reduce the App sniffing accuracy to only 15% and at the same time has negligible effect on benign Apps.

Original languageEnglish (US)
Title of host publicationProceedings - 2018 IEEE International Conference on Pervasive Computing and Communications, PerCom 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Print)9781538632246
DOIs
StatePublished - Aug 22 2018
Externally publishedYes
Event16th IEEE International Conference on Pervasive Computing and Communications, PerCom 2018 - Athens, Greece
Duration: Mar 19 2018Mar 23 2018

Publication series

Name2018 IEEE International Conference on Pervasive Computing and Communications, PerCom 2018

Conference

Conference16th IEEE International Conference on Pervasive Computing and Communications, PerCom 2018
Country/TerritoryGreece
CityAthens
Period3/19/183/23/18

ASJC Scopus subject areas

  • Artificial Intelligence
  • Computer Networks and Communications
  • Computer Science Applications

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