Assistant Professor

IEEE Senior Member

Department of Computer and Information Technology

Affiliated Faculty Member with CERIAS and ICON

Purdue University, West Lafayette, IN 47907

Email: whsun AT purdue dot edu

Google Scholar



I hold two Ph.D. degrees from the Department of Computer Science, Virginia Tech and from the School of Telecommunications, Xidian University, respectively. My research covers various topics with the focus on data security and priacy, robustness and interpretability of intelligent system, decentralized trust and infrastructure, cyber-physical system and applied cryptography.



News

[Dec, 2023]

 

I joined the PC of IJCAI 2024. Please consider submitting your paper!

[Nov, 2023]

 

I was elevated to IEEE Senior Member.

[Oct, 2023]

 

I joined the PC of ACM CODASPY 2024. Please consider submitting your paper!

[Sept, 2023]

 

Two papers were accepted by NeurIPS 2023!

[Sept, 2023]

 

I was recognized a Distinguished TPC member of IJCAI 2023.

[July, 2023]

 

I received the NSF CAREER Award to support our AI-enabled privacy research!

[April, 2023]

 

I was recognized as Distinguished Member of IEEE INFOCOM 2023 Technical Program Committee.

[Feb, 2023]

 

Our paper about fine-grained data poisoning attacks on LDP has been accepted to USENIX Security 2023.

[Feb, 2023]

 

I was invited to serve as the PC member of IJCAI-23.



Honors and Awards

IEEE Senior Member, 2023

Distinguished Member of IJCAI Technical Program Committee, 2023

NSF CAREER Award, 2023

Distinguished Member of IEEE INFOCOM Technical Program Committee, 2023

Best-in-Session Presentation Award, IEEE INFOCOM, 2018

Pratt Fellowship, Virginia Tech, 2017

Distinguished Paper Award in ACM ASIACCS 2013 (Acceptance rate 35/216=16%)



Teaching

CNIT 37000 Introduction to Cryptography

CNIT 64000 Advanced Research Topics in Blockchain Technology

CNIT 48101 Introduction to Blockchain Technology



Students

Xiaolin Li, PhD Student, 2023.8 -

Zhen Li, PhD Student, 2019 -



Alumni

Xiaoguang Li, Visting PhD Student, 2019 - 2021

Zelei Cheng, MS Student, 2019 - 2022

Hengkai Ye, MS Student, 2020 -2022



Selected Publications

[[NeurIPS'23] Haonan Yan, Wenjing Zhang, Qian Chen, Xiaoguang Li, Wenhai Sun, Hui Li, and Xiaodong Lin, "RECESS Vaccine for Federated Learning: Proactive Defense Against Model Poisoning Attacks," The 37th Conference on Neural Information Processing Systems, 2023

[[NeurIPS'23] Zelei Cheng, Xian Wu, Jiahao Yu, Wenbo Guo, Wenhai Sun, and Xinyu Xing, "StateMask: Explaining Deep Reinforcement Learning through State Mask," The 37th Conference on Neural Information Processing Systems, 2023

[Security'23] Xiaoguang Li, Ninghui Li, Wenhai Sun, Neil Gong, and Hui Li, "Fine-grained Poisoning Attack to Local Differential Privacy Protocols for Mean and Variance Estimation," USENIX Security 2023.

[IoT'23] Shekh Md Mahmudul Islam, Yao Zheng, Yanjun Pan, Marionne Millan, Willy Chang, Ming Li, Olga Borić-Lubecke, Victor Lubecke, and Wenhai Sun, "Cross-Modality Continuous User Authentication and Device Pairing with Respiratory Patterns," IEEE Internet of Things, 2023.

[[TDSC'22] Xiaoguang Li, Haonan Yan, Zelei Cheng, Wenhai Sun, and Hui Li, "Protecting Regression Models with Personalized Local Differential Privacy," EEE Transactions on Dependable and Secure Computing, 2022.

[CNS'22] Hao Liu, Wenhai Sun, Nan Niu and Boyang Wang, "MultiEvasion: Evasion Attacks Against Multiple Malware Detectors," IEEE Conference on Communications and Network Security, 2022.

[IWQoS'22] Hao Liu, Jimmy Dani, Hongkai Yu, Wenhai Sun and Boyang Wang, "AdvTraffic: Obfuscating Encrypted Traffic with Adversarial Examples," IEEE/ACM International Symposium on Quality of Service, 2022.

[AsiaCCS'22] Jinghui Liao, Fengwei Zhang, Wenhai Sun, and Weisong Shi, "Speedster: An Efficient Multi-party State Channel via Enclaves," The 17th ACM ASIA Conference on Computer and Communications Security, 2022.

[FC'22] Tiantian Gong, Mohen Minaei, Wenhai Sun, and Aniket Kate, "Towards Overcoming the Undercutting Problem," Financial Cryptography and Data Security, 2022.

[TDSC'21] Jing Lei, Qingqi Pei, Yao Wang, Wenhai Sun, and Xuefeng Liu, "PrivFace: Fast Privacy-preserving Face Authentication with Revocable and Reusable Biometric Credentials," IEEE Transactions on Dependable and Secure Computing, 2021.

[TDSC'21] Haonan Yan, Xiaoguang Li, Hui Li, Jiamin Li, Wenhai Sun, and Fenghua Li, Monitoring-based Differential Privacy Mechanism Against Query-Flooding Parameter Duplication Attack," IEEE Transactions on Dependable and Secure Computing, 2021.

[WiSec'20] Chenggang Wang, Sean Kennedy, Haipeng Li, King Hudson, Gowtham Atluri, Xuetao Wei, Wenhai Sun, and Boyang Wang, "Fingerprinting Encrypted Voice Traffic on Smart Speakers with Deep Learning," ACM Conference on Security and Privacy in Wireless and Mobile Network, 2020.

[CNS'19] Sean Kennedy, Haipeng Li, Chenggang Wang, Hao Liu, Boyang Wang, and Wenhai Sun, "I Can Hear Your Alexa: Voice Command Fingerprinting on Smart Home Speakers," IEEE Conference on Communications and Network Security, 2019.

[TIFS'18] Yaxing Chen, Wenhai Sun, Ning Zhang, Qinghua Zheng, Wenjing Lou, and Y.Thomas Hou, "Towards Efficient Fine-grained Access Control and Trustworthy Data Processing for Remote Monitoring Services in IoT," IEEE Transactions on Information Forensics & Security, 2018.

[CNS'18] Wenhai Sun, Ning Zhang, Wenjing Lou, and Y. Thomas Hou, "Tapping the Potential: Secure Chunk-based Deduplication of Encrypted Data for Cloud Backup," IEEE Conference on Communications and Network Security, 2018.

[CNS'18] Ning Zhang, Wenhai Sun, Wenjing Lou, Y. Thomas Hou, and Wade Trappe, "ROSTER: Radio Context Attestation in Cognitive Radio Network," IEEE Conference on Communications and Network Security, 2018.

[INFOCOM'18] Wenhai Sun, Ruide Zhang, Wenjing Lou, and Y. Thomas Hou, "REARGUARD: Secure Keyword Search Using Trusted Hardware," IEEE International Conference on Computer Communications, 2018. (Best-in-Session Presentation Award)

[SECURECOMM'18] Yaxing Chen, Wenhai Sun, Ning Zhang, Qinghua Zheng, Wenjing Lou, and Y. Thomas Hou, "Secure Remote Monitoring Framework Supporting Efficient Fine-grained Access Control and Data Processing in IoT," The 14th International Conference on Security and Privacy in Communication Networks, 2018.

[INFOCOM'17] Wenhai Sun, Ning Zhang, Wenjing Lou, and Y. Thomas Hou, "When Gene Meets Cloud: Enabling Scalable and Efficient Range Query on Encrypted Genomic Data," IEEE International Conference on Computer Communications, 2017.

[INFOCOM'17] Xuefeng Liu, Wenhai Sun, Wenjing Lou, Qingqi Pei, and Yuqing Zhang, "One-tag Checker: Message-locked Integrity Auditing on Encrypted Cloud Deduplication Storage," IEEE International Conference on Computer Communications, 2017.

[TSC'17] Xuefeng Liu, Wenhai Sun, Hanyu Quan, Wenjing Lou, Yuqing Zhang, and Hui Li, "Publicly Verifiable Inner Product Evaluation over Outsourced Data Streams under Multiple Keys," IEEE Transactions on Service Computing, 2017.

[TPDS'16] Wenhai Sun, Shucheng Yu, Wenjing Lou, Y.Thomas Hou, and Hui Li, "Protecting Your Right: Verifiable Attribute-based Keyword Search with Fine-grained Owner-enforced Search Authorization in the Cloud," IEEE Transactions on Parallel and Distributed Systems, 2016.

[INFOCOM'15] Wenhai Sun, Xuefeng Liu, Wenjing Lou, Y. Thomas Hou, and Hui Li, "Catch You If You Lie To Me: Efficient Verifiable Conjunctive Keyword Search over Large Dynamic Encrypted Cloud Data," IEEE International Conference on Computer Communications, 2015.

[TPDS'14] Wenhai Sun, Bing Wang, Ning Cao, Ming Li, Wenjing Lou, Y.Thomas Hou, and Hui Li, "Verifiable Privacy-preserving Multi-keyword Text Search in the Cloud Supporting Similarity-based Ranking," IEEE Transactions on Parallel and Distributed Systems, 2014.

[INFOCOM'14] Wenhai Sun, Shucheng Yu, Wenjing Lou, Y. Thomas Hou, and Hui Li, "Protecting Your Right: Attribute-based Keyword Search with Fine-grained Owner-enforced Search Authorization in the Cloud," IEEE International Conference on Computer Communications, 2014.

[AsiaCCS'13] Wenhai Sun, Bing Wang, Ning Cao, Ming Li, Wenjing Lou, Y. Thomas Hou, and Hui Li, "Privacy-preserving Multi-keyword Text Search in the Cloud Supporting Similarity-based Ranking," The 8th ACM Symposium on Information, Computer and Communications Security, 2013. (Distinguished Paper Award)

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