34 citations · 97 across the 17 of their papers we have counts for
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cs.SD2022
NEC: Speaker Selective Cancellation via Neural Enhanced Ultrasound Shadowing
Hanqing Guo, Chenning Li, Lingkun Li +3
In this paper, we propose NEC (Neural Enhanced Cancellation), a defense mechanism, which prevents unauthorized microphones from capturing a target speaker's voice. Compared with th…
cs.SD2022★ 1 cited
SuperVoice: Text-Independent Speaker Verification Using Ultrasound Energy in Human Speech
Hanqing Guo, Qiben Yan, Nikolay Ivanov +3
Voice-activated systems are integrated into a variety of desktop, mobile, and Internet-of-Things (IoT) devices. However, voice spoofing attacks, such as impersonation and replay at…
cs.CR2022★ 34 cited
GhostTalk: Interactive Attack on Smartphone Voice System Through Power Line
Yuanda Wang, Hanqing Guo, Qiben Yan
Inaudible voice command injection is one of the most threatening attacks towards voice assistants. Existing attacks aim at injecting the attack signals over the air, but they requi…