USENIX Security '22 - GhostTouch: Targeted Attacks on Touchscreens without Physical Touch

USENIX Security '22 - GhostTouch: Targeted Attacks on Touchscreens without Physical Touch

Kai Wang, Zhejiang University; Richard Mitev, Technical University of Darmstadt; Chen Yan and Xiaoyu Ji, Zhejiang University; Ahmad-Reza Sadeghi, Technical University of Darmstadt; Wenyuan Xu, Zhejiang University

Capacitive touchscreens have become the primary human-machine interface for personal devices such as smartphones and tablets. In this paper, we present GhostTouch, the first active contactless attack against capacitive touchscreens. GhostTouch uses electromagnetic interference (EMI) to inject fake touch points into …

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