2025

• [USENIX Security'25] Invite to Major Revision AUDIO WATERMARK: Dynamic and Harmless Watermark for Black-box Voice Dataset Copyright Protection [ Demo ]
  Hanqing Guo, Junfeng Guo, Bocheng Chen, Yuanda Wang, Xun Chen, Heng Huang, Qiben Yan, Li Xiao
  


• [AsiaCCS'25] Invite to Major Revision ClearMask: Noise-Free and Naturalness-Preserving Protection Against Voice Deepfake Attacks [ Demo ]
  Yuanda Wang, Bocheng Chen, Hanqing Guo, Guangjing Wang, Weikang Ding, Qiben Yan


• [ICNC'25] Secure-IRS: Defending Against Adversarial Physical-Layer Sensing in ISAC System [ PDF ][ Demo ][ Slide ]
  Ziyu Chen, Denny VLandika, Alvin Yang, Yizhu Wen, Haofan Cai, Yao Zheng, Hanqing Guo
  

2024

• [SenSys'24] PiezoBud: A Piezo-Aided Secure Earbud with Practical Speaker Authentication
  Gen Li*, Huaili Zeng* Hanqing Guo, Yidong Ren, Aiden Dixon, Zhichao Cao, Tianxing Li (* indicate co-first author)
  


• [Mobicom'24] WavePurifier: Purifying Audio Adversarial Examples via Hierarchical Diffusion Models [ PDF ][ Demo ][ Code ]
  Hanqing Guo, Guangjing Wang, Bocheng Chen, Yuanda Wang, Xiao Zhang, Xun Chen, Qiben Yan, Xiao Li
  


• [CNS'24] Protecting Activity Sensing Data Privacy Using Hierarchical Information Dissociation [ Link ]
  Guangjing Wang, Hanqing Guo, Yuanda Wang, Bocheng Chen, Ce Zhou, Qiben Yan
  


• [AAAI'24] Switchtab: Switched autoencoders are effective tabular learners [ Link ]
  Jing Wu, Suiyao Chen, Qi Zhao, Renat Sergazinov, Chen Li, Shengjie Liu, Chongchao Zhao, Tianpei Xie, Hanqing Guo, Cheng Ji, Daniel Cociorva, Hakan Brunzell
  


• [Arxiv] Beyond Boundaries: A Comprehensive Survey of Transferable Attacks on AI Systems [ Link ]
  Guangjing Wang, Ce Zhou, Yuanda Wang, Bocheng Chen, Hanqing Guo, and Qiben Yan
  

2023

• [US Patent App.'23] Speaker Verification System Using Ultrasound Energy In Human Speech [ Link ]
  Qiben Yan, Hanqing Guo, Li Xiao
  


• [Mobicom'23] MASTERKEY: Practical Backdoor Attack Against Speaker Verification Systems [ PDF ] [ Demo ] [ Slide ]
  Hanqing Guo, Xun Chen, Junfeng Guo, Li Xiao, Qiben Yan
  


• [RAID'23] PhantomSound: Black-Box, Query-Efficient Audio Adversarial Attack via Split-Second Phoneme Injection [ PDF ] [ Slide ]
  Hanqing Guo, Guangjing Wang, Yuanda Wang, Bocheng Chen, Qiben Yan, Li Xiao
  


• [ICDE'23] Federated IoT Interaction Vulnerability Analysis [ PDF ]
  Guangjing Wang, Hanqing Guo, Anran Li, Xiaorui Liu, Qiben Yan
  


• [WiSec'23] VSMask: Defending Against Voice Synthesis Attack via Real-Time Predictive Perturbation [ PDF ]
  Yuanda Wang, Hanqing Guo, Guangjing Wang, Bocheng Chen, Qiben Yan
  


• [RAID'23] Understanding Multi-Turn Toxic Behaviors in Open-Domain Chatbots [ PDF ]
  Bocheng Chen, Guangjing Wang, Hanqing Guo, Yuanda Wang, Qiben Yan
  


• [ICLR'23] SCALE-UP: Efficient Blackbox Input-level Backdoor Detection via Analyzing Scaled Prediction Consistency [ PDF ] [ Code ]
  Junfeng Guo, Yiming Li, Xun Chen, Hanqing Guo, Lichao Sun, Cong Liu
  

2022

• [CCS'22] SpecPatch: Human-In-The-Loop Adversarial Audio Spectrogram Patch Attack on Speech Recognition [ PDF ] [ Demo ] [ Slide ]
  Best Paper Honorable Mention Award
  Hanqing Guo, Yuanda Wang, Nikolay Ivanov, Li Xiao, Qiben Yan
  


• [Mobicom'22] U-star: An underwater navigation system based on passive 3d optical identification tags [ PDF ]
  Xiao Zhang, Hanqing Guo, James M Mariani, Li Xiao
  


• [DSN'22] NEC: Speaker Selective Cancellation via Neural Enhanced Ultrasound Shadowing [ PDF ] [ Demo ] [ Slide ]
  Media Cover:  New Scientist,  ACM TechNews 
  Hanqing Guo*, Chenning Li*, Lingkun Li, Zhichao Cao, Qiben Yan, Li Xiao (* indicate co-first author)
  


• [NDSS'22] GhostTalk: Interactive Attack on Smartphone Voice System Through Power Line [ PDF ] [ Demo ] [ Slide ]
  Yuanda Wang, Hanqing Guo, Qiben Yan
  


• [AsiaCCS'22] SuperVoice: Text-Independent Speaker Verification Using Ultrasound Energy in Human Speech [ PDF ] [ Demo ] [ Slide ]
  Hanqing Guo, Qiben Yan, Nikolay Ivanov, Ying Zhu, Li Xiao, Eric J. Hunter
  

2021

• [SenSys'21] NELoRa: Towards Ultra-low SNR LoRa Communication with Neural-enhanced Demodulation [ PDF ] [ Code ] [ Slide ]
  Best Paper Award
  Chenning Li, Hanqing Guo, Shuai Tong, Xiao Zeng, Zhichao Cao, Mi Zhang, Qiben Yan, Li Xiao, Jiliang Wang, Yunhao Liu
  


• [NDSS'21] Surfingattack: Interactive hidden attack on voice assistants using ultrasonic guided waves [ PDF ] [ Demo ] [ Slide ]
  Qiben Yan, Kehai Liu, Qin Zhou, Hanqing Guo, Ning Zhang
  


• [ICICS'21] Rectifying administrated ERC20 tokens [ PDF ] [ Slide ]
  Nikolay Ivanov, Hanqing Guo, Qiben Yan
  

2018-2020

• [ICC'20] Deep Learning Driven Wireless Real-time Human Activity Recognition [ PDF ]
  Hanqing Guo, Nan Zhang, Shaoen Wu, Qing Yang
  


• [ICME'19] HICFR: Real Time 3D Indoor Human Image Capturing Based on FMCW Radar [ PDF ] [ Demo ]
  Hanqing Guo, Nan Zhang, Wenjun Shi, S. AIQarni, Shaoen Wu
  


• [GLOBECOM'19] DSIC: Deep learning based self-interference cancellation for in-band full duplex wireless [ PDF ]
  Best Paper Award
  Hanqing Guo, Shaoen Wu, Honggang Wang, Mahmoud Daneshmand
  


• [Future Generation Computer Systems'19] In-band full duplex wireless communications and networking for IoT devices: Progress, challenges and opportunities [ PDF ]
  Shaoen Wu, Hanqing Guo, Junhong Xu, Shangyue Zhu, Honggang Wang
  


• [GLOBECOM'18] Non-contact non-invasive heart and respiration rates monitoring with MIMO radar sensing [ PDF ]
  Qiwei Liu, Hanqing Guo, Junhong Xu, Honggang Wang, Aron Kageza, Saeed AlQarni, Shaoen Wu
  


• [ICII'18] Indoor multi-sensory self-supervised autonomous mobile robotic navigation [ PDF ]
  Juhong Xu, Hanqing Guo, Shaoen Wu