Daibo Liu
PhD, Associate Professor
PhD and master supervisor
School of Computer Science and Electronic Engineering & Hunan Proovince Key Lab of Trusted Systems and Networking
Hunan University
Email: dbliu@hnu.edu.cn, dbliu.sky@gmail.com
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I am looking for self-motivated students at all levels (including PostDoc., Ph.D., M.S., and Undergrad) to work with me. If you are interested in our research, please feel free to contact me (dbliu at hnu.edu.cn).
* Recruiting 2 Ph.D. students and 4–5 Master’s students for the Class of 2026.
[2025/07], Our paper "Amulet: Integrating Sensitive Information Access with Identity Authentication on Mobile Devices" was accepted to ACM IMWUT/UbiComp 2025
[2025/04], One paper on Black-box Keystroke Inference Attacks to Mobile Devices was accepted to ACM IMWUT/UbiComp 2025
[2024/12], One paper was accepted to IEEE ICASSP 2025.
TPC member for IEEE DySPAN 2025
[2024/10], One paper "Measurement Study of DNS Query Protocols in Mobile Networks" was accepted to IEEE MSN 2024.
[2024/09], One paper on POS Terminal Passwords Eavesdropping with WiFi Beamforming Feedback was accepted to IEEE Transactions on Mobile Computing.
TPC member for IFIP NPC 2024
[2024/08], Our paper "EM-Rhythm" on Heterogeneous IoT Devices Authentication was accepted to ACM Transactions on Sensor Networks.
[2024/08], our paper "GPSBuster" on Hidden GPS Tracker Detection was accepted to ACM CCS 2024.
[2024/07], one paper on EMR-based Drone Detection was conditioally accepted to IEEE Transactions on Intelligent Transportation Systems.
Invitation to serve as TPC member for IEEE ICPADS 2024.
[2024/06], one paper on Video Streaming QoE Optimization was accepted to IEEE Transactions on Mobile Computing.
[2024/05], Our paper on Energy Consumption Optimization for Mobile Video Streaminng was accepted to ACM Transactions on Sensor Networks.
Invitation to serve as TPC member for IEEE MSN 2024.
[2024/05],our paper "DEyeAuth" on User Authentication with Eyelid Patterns was accepted to IEEE Internet of Things Journal.
[2024/05], Our paper named "WiShield: Privacy against Wi-Fi Human Tracking" was accepted to IEEE Journal on Selected Areas in Communications (IEEE JSAC).
[2024/04], Our work ESauron, published at USENIX Security 2024, was reported by Hunan University News (Link1 Link2 )
[2024/02], our work on measurement of Android App Crashes was accepted to ACM Transactions on Sensor Networks.
[2024/02], one paper on Passive Vibration-based Two-factor Authetication for smart locks was accepted to IEEE Transactions on Mobile Computing.
[2024/01], our work ESauron on Hidden Spy Cameras Detection was accepted to USENIX Security 2024, Congratulate to Qibo and all co-authors.
Research Interests
Research Interests
Low power communication systems and edge computing, Mobile sensing, Artificial intelligence of things (AIOT) ...
with applications to motion tracking, wearables, IoT, localization, drones, data analytics, acoustics, video streaming ...
Biography
Biography
Daibo Liu is currently a Yuelu Associate Professor at the College of Computer Science and Electronic Engineering in Hunan University. Prior to joining Hunan University, he was a Research Associate with the Department of Electrical & Computer Engineering at the UW-Madison. He received his PhD from the Department of Computer Science and Engineering at the University of Electronic Science and Technology of China (UESTC) in July 2018. He was also a Visiting Research Fellow at the Department of Software in Tsinghua University from 2014 to 2016. He joined in Hunan University as a faculty member in Mar., 2019. He leads the Sensing & Networking Systems (SenetSys) research group. His current research interests include IoT systems and networks, edge computing, wireless and mobile computing.
Journal Articles
Journal Articles
[ACM TOSN] H. Cao, Daibo Liu*, et al, LIPAuth: Hand-dependent Light Intensity Patterns for Resilient User Authentication. ACM Transactions on Sensor Networks. Accepted for publication.
[IEEE TMC] H. Cao, Daibo Liu*, et al, MagSign: Harnessing Dynamic Magnetism for User Authentication on IoT Devices. IEEE Transactions on Mobile Computing. Accepted for publication.
[IEEE TMC] H. Cao, Daibo Liu*, H. Jiang, C. Cai, J. Lui, and J. Luo, HandKey: Knocking-triggered Robust Vibration Signature for Keyless Unlocking. IEEE Transactions on Mobile Computing. Accepted for publication.
[ACM TOSN] Daibo Liu*, Zhichao Cao, , Hongbo Jiang, Siwang Zhou, Zhu Xiao, Fanzi Zeng, Concurrent Low Power Listening: A New Design Paradigm for Duty-Cycling Communication, accepted to ACM Transactions on Sensor Networks, to appear soon
[ACM TOSN] Siwang Zhou, Yi Lian, Daibo Liu*, Hongbo Jiang, Yonghe Liu, Keqin Li, Compressive Sensing Based Distributed Data Storage for Mobile Crowdsensing, accepted to ACM Transactions on Sensor Networks, to appear soon
[IEEE/ACM TON] Zhichao Cao, Jiliang Wang, Daibo Liu, Qiang Ma, Xin Miao, Xufei Mao. Chase++: Fountain-Enabled Fast Flooding in Asynchronous Duty Cycle Networks, IEEE/ACM Transactions on Networking, 29(1): 410-422 (2021). [PDF] [BibTex]
[ACM TOSN] Daibo Liu, Zhichao Cao, Mengshu Hou, Huigui Rong, Hongbo Jiang, Pushing the Limits of Transmission Concurrency for Low Power Wireless Networks, ACM Transactions on Sensor Networks, 16(4): 40:1-40:29 (2020). [PDF] [BibTex]
[ACM TOSN] Daibo Liu, Zhichao Cao, Yuan He, Xiaoyu Ji, Mengshu Hou, Exploiting Concurrency for Opportunistic Forwarding in Duty-cycled IoT Networks, ACM Transactions on Sensor Networks, 15(3): 31:1-31:33 (2019). [PDF] [BibTex]
[IEEE/ACM TON] Zhichao Cao, Daibo Liu*, Jiliang Wang, Xiaolong Zheng, Chase: Taming Concurrent Broadcast for Flooding in Asynchronous Duty Cycle Networks, IEEE/ACM Transactions on Networking, 25(5): 2872-2885 (2017). [PDF] [BibTex]
[IEEE/ACM TON] Daibo Liu, Zhichao Cao, Yi Zhang, Mengshu Hou. Achieving Accurate and Real-Time Link Estimation in Low Power Wireless Sensor Networks, IEEE/ACM Transactions on Networking, 16(3): 787-800 (2017). [PDF] [BibTex]
[IEEE/ACM TON] Daibo Liu, Mengshu Hou, Zhichao Cao, Jiliang Wang, Yuan He, Yunhao Liu. Duplicate Detectable Opportunistic Forwarding in Duty-Cycled Wireless Sensor Networks, IEEE/ACM Transactions on Networking, 24(2): 662-673 (2016). [PDF] [BibTex]
Conference Papers
Conference Papers
[ACM IMWUT/UbiComp'25] Yunpeng Feng, Daibo Liu*, Wenqiang Jin, Liangyi Gong. KeyPrint:Practical Black-box Keystroke Inference Attacks to Mobile Devices. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol (ACM IMWUT/UbiComp). 9(2): 39:1-39:31 (2025).
[USENIX Security'24] Qibo Zhang, Daibo Liu*, Xinyu Zhanng, Zhichao Cao, Fanzi Zeng, Hongbo Jiang, Wenqiang Jin. Eye of Sauron: Long-Range Hidden Spy Camera Detection and Positioning with Inbuilt Memory EM Radiation. Proceedings of The 33rd USENIX Security Symposium (USENIX Security), Philadelphia, PA, USA, August 2024.
[ACM CCS'24] Yue Li, Wenqiang Jin, Zhengyu Ning, Daibo Liu, Zhenxiong Yan, Zheng Qin, Yu Liu, Huadi Zhu , Ming Li. GPSBuster: Busting out Hidden GPS Trackers via MSoC Electromagnetic Radiations. Proceedings of ACM Conference on Computer and Communications Security (ACM CCS), 2024.
[INFOCOM'24] S. Chen, H. Jiang, J. Hu, Z. Xiao, and Daibo Liu*. Silent Thief: Password Eavesdropping Leveraging Wi-Fi Beamforming Feedback from POS Terminal. In Proceedings of Annual IEEE Conference on Computer Communications (INFOCOM), Vancouver, Canada, 20--23 May 2024.
[NDSS'24] Huiling Chen,Wenqiang Jin，Yupeng Hu, Zhengyu Ning, Kenli Li, Zheng Qin, Mingxing Duan, Yong Xie, Daibo Liu, Ming Li. Eavesdropping on Black-box Mobile Devices via Audio Amplifier's EMR, Proceedings of The Network and Distributed System Security Symposium (NDSS), San Diego, CA, February, 2024
[IEEE ICDCS'23] Jingyang Hu, Hongbo Jiang, Daibo Liu, Zhu Xiao, Hangcheng Cao, Yue Qi, Schahram Dustdar, Jiangchuan Liu: EarSonar: An Acoustic Signal-Based Middle-Ear Effusion Detection Using Earphones. ICDCS 2023: 225-235
[IEEE ICDCS'22] Jingyang Hu, Daibo Liu*, Hongbo Jiang, Zhu Xiao, Schahram Dustdar, Jiangchuan Liu, Geyong Min: BlinkRadar: Non-Intrusive Driver Eye-Blink Detection, accepted to IEEE ICDCS 2022.
[IEEE IWQoS'22] Chao Qian, Daibo Liu*, Hongbo Jiang: Harmonizing Energy Efficiency and QoE for Brightness Scaling-based Mobile Video Streaming, accepted to IEEE IWQoS 2022.
[ACM IMWUT/Ubicomp'22] Weigao Su, Daibo Liu*, Taiyuan Zhang, Hongbo Jiang, Towards Device Independent Eavesdropping on Telephone Conversations with Built-in Accelerometer, Accepted to ACM IMWUT/Ubicomp 2022.
[ACM IMWUT/Ubicomp'21] Jingyang Hu, Hongbo Jiang, Daibo Liu*, Jie Xiong, DriverSonar: Fine-Grained Dangerous Driving Detection Using Active Sonar, Accepted to ACM IMWUT/Ubicomp 2021. [PDF] [BibTex] [Slides]
[IEEE ICDCS'21] Hangcheng Cao, Hongbo Jiang, Daibo Liu*, Jie Xiong, Evidence in Hand: Passive Vibration Responses-based Continuous User Authentication, IEEE ICDCS 2021. [PDF] [BibTex] [Slides]
[IEEE ICDCS'21] Hongbo Jiang, Xiangyu Shen, Daibo Liu*, PupilMeter: Modeling User Preference with Time-Series Features of Pupillary Response, IEEE ICDCS 2021. [PDF] [BibTex] [Slides]
[ACM IMWUT/Ubicomp'20] Hongbo Jiang, Hangcheng Cao, Daibo Liu*, Jie Xiong, Zhichao Cao, SmileAuth: Using Dental Edge Biometrics for User Authentication on Smartphones, ACM IMWUT/Ubicomp 2020. [PDF] [BibTex] [Slides] CACM News
[EWSN'19] Daibo Liu, Zhichao Cao, Mengshu Hou, Aligner: Make the Utmost of Transmission Concurrency for Low Power Wireless Networks, In EWSN 2019. [PDF] [BibTex] [Slides]
Professional Activities
Professional Activities
Journal Reviewer
Journal Reviewer
IEEE Transactions on Mobile Computing (TMC)
IEEE/ACM Transactions on Networking (TON)
ACM Transactions on Sensor Network (TOSN)
IEEE Transactions on Vehicular Technology (TVT)
IEEE Transactions on Industrial Informatics (TII)
Ad Hoc Sensor & Wireless Networks
IEEE Internet of Things Journal (IOT-J)
ACM Transactions on Cyber-Physical Systems (TCPS)
ACM Computing Surveys
EURASIP Journal on Wireless Communications and Networking
International Journal of Distributed Sensor Networks (IJDSN)
Future Generation Computer Systems
Publicity Chair
Publicity Chair
EAI ICECI 2020
Technical Programme Committee
Technical Programme Committee
CloudNet 2014
ACCSE 2017, 2018
IEEE DySpan 2019, 2024
IEEE ICDCS 2021, 2022, 2023
ACM CHI 2021
ACM IMWUT 2022
ICPADS 2022, 2023
MSN 2023
Grants
Grants
PI, Key Technology Research on Interaction-Driven Finger Vibrations for Cross-Devices User Authentication, NSFC Grant No. 62372166.
PI, Towards the Research on Key Technologies of Concurrent Media Access without Scheduling in Low Power Wireless Networks, NSFC Grant No. 61902122.
PI, Research on Key Technologies of Concurrent Opportunistic Forwarding Protocol in Low Power Wireless Networks, Hunan Provincial Natural Science Foundation, No. 2020JJ5089.
PI, Wireless Transmission Key Technologies, CSEE School Science Foundation for Distinguished Young Scholars, 2018.1~2021.12.
PI, Low Power Wireless Technologies for the IoT, Fundamental Research Funds for the Central Universities, 2020.01~2020.12.
Misc
Misc
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