Selected Papers

2026

  • NDSS
    Bleeding Pathways: Vanishing Discriminability in LLM Hidden States Fuels Jailbreak Attacks
    Yingjie Zhang, Tong Liu, Zhe Zhao , Guozhu Meng, Kai Chen
    Network and Distributed System Security Symposium (NDSS), 2026 PDF
  • USENIX Security
    The Art of Hide and Seek: Making Pickle-Based Model Supply Chain Poisoning Stealthy Again
    Tong Liu, Guozhu Meng, Peng Zhou, Zizhuang Deng, Shuaiyin Yao, Kai Chen
    USENIX Security Symposium (USENIX Security), 2026 PDF CODE
  • USENIX Security
    Firmenstein: Scaling Dynamic Analysis for Linux-Based Firmware Services via API-Centric Intervention Code Synthesis
    Yanzhong Wang, Wenhui Zhang, Ruigang Liang, Kai Chen, Yi Yang, Zhiyu Zhang, Junyan Jiang
    USENIX Security Symposium (USENIX Security), 2026
  • USENIX Security
    BugAuditor: Detecting Bugs via Inconsistent Defensive Code Auditing
    Miaoqian Lin, Kai Chen, Hao Chen
    USENIX Security Symposium (USENIX Security), 2026
  • TDSC
    FedWM: Data-Free Watermarking for Model Ownership Protection in Federated Learning
    Congyi Li, Peizhuo Lv, Yuan Gao, Xuejing Yuan, Shengzhi Zhang, Kai Chen, Yingjun Zhang, Yingjiu Li
    IEEE Transactions on Dependable and Secure Computing (TDSC) 2026, DOI: 10.1109/TDSC.2026.3651755
  • TDSC
    AI-Shielder: Exploiting Backdoors to Defend against Adversarial Attacks
    Hong Zhu, Shengzhi Zhang, and Kai Chen
    IEEE Transactions on Dependable and Secure Computing (TDSC), Volume: 23, Issue: 1, Jan.-Feb. 2026, 1244 - 1259, DOI: 10.1109/TDSC.2025.3612270 PDF
  • TIFS
    HEFLGuard: Backdoor Detection in Homomorphic Encryption-based Federated Learning
    Congyi Li, Peizhuo Lv, Jinwen He, Kai Chen, Hong Zhu
    IEEE Transactions on Information Forensics and Security (TIFS), 2026
  • TOSEM
    VUI Testing of VPA Apps via Behavior Model-Enhanced LLM Agents
    Suwan Li, Lei Bu, Shangqing Liu, Guangdong Bai, Fuman Xie, Kai Chen, Chang Yue
    ACM Transactions on Software Engineering and Methodology (TOSEM) PDF

2025

  • CCS
    SCOPE: Expanding Client-Side Post-Processing for Efficient Privacy-Preserving Model Inference
    Shenchen Zhu, Kai Chen, Yue Zhao, Cheng'an Wei
    ACM Conference on Computer and Communications Security (CCS), 2025 PDF
  • CCS
    RAG-WM: An Efficient Black-Box Watermarking Approach for Retrieval-Augmented Generation of Large Language Models
    Peizhuo Lv, Mengjie Sun, Hao Wang, XiaoFeng Wang, Shengzhi Zhang, Yuxuan Chen, Kai Chen, Limin Sun
    ACM Conference on Computer and Communications Security (CCS), 2025 PDF
  • S&P
    EvilHarmony: Highly Stealthy Adversarial Attacks against Black-box Speech Recognition Systems
    Xuejing Yuan, Jiangshan Zhang, Feng Guo, Kai Chen, XiaoFeng Wang, Shengzhi Zhang, Yuxuan Chen, Dun Liu, Pan Li, Zihao Wang, Runnan Zhu
    IEEE Symposium on Security and Privacy (S&P), 2025 PDF
  • S&P
    TypeForge: Synthesizing and Selecting Best-Fit Composite Data Types for Stripped Binaries
    Yanzhong Wang, Ruigang Liang, Yilin Li, Peiwei Hu, Kai Chen, Bolun Zhang
    IEEE Symposium on Security and Privacy (S&P), 2025 PDF CODE
  • USENIX Security
    PrivacyXray: Detecting Privacy Breaches in LLMs through Semantic Consistency and Probability Certainty
    Jinwen He, Yiyang Lu, Zijin Lin, Kai Chen, Yue Zhao
    USENIX Security Symposium (USENIX Security), 2025 PDF
  • USENIX Security
    Tady: Enforcing Global Consistency in Neural Disassemblers via Trace Awareness
    Siliang Qin, Fengrui Yang, Hao Wang, Bolun Zhang, Zeyu Gao, Chao Zhang, Kai Chen
    USENIX Security Symposium (USENIX Security), 2025 PDF CODE
  • USENIX Security
    Dormant: Defending against Pose-driven Human Image Animation
    Jiachen Zhou, Mingsi Wang, Tianlin Li, Guozhu Meng, Kai Chen
    USENIX Security Symposium (USENIX Security), 2025 PDF CODE
  • ISSTA
    BinQuery: A Novel Framework for Natural Language-Based Binary Code Retrieval
    Bolun Zhang, Zeyu Gao, Hao Wang, Yuxin Cui, Siliang Qin, Chao Zhang, Kai Chen, Beibei Zhao
    International Symposium on Software Testing and Analysis (ISSTA), 2025 PDF CODE
  • ISSTA
    Unlocking Low Frequency Syscalls in Kernel Fuzzing with Dependency-Based RAG
    Zhiyu Zhang, Longxing Li, Ruigang Liang, Kai Chen
    International Symposium on Software Testing and Analysis (ISSTA), 2025 PDF CODE
  • NDSS
    Uncovering iceberg from the tip: Generating API Specifications for Bug Detection via Specification Propagation Analysis
    Miaoqian Lin, Kai Chen, Yi Yang, Jinghua Liu
    Network and Distributed System Security Symposium (NDSS), 2025 PDF CODE
  • NDSS
    What's Done Is Not What's Claimed: Detecting and Interpreting Inconsistencies in App Behaviors
    Chang Yue, Kai Chen, Zhixiu Guo, Jun Dai, Xiaoyan Sun, Yi Yang
    Network and Distributed System Security Symposium (NDSS), 2025 PDF
  • NDSS
    The Midas Touch: Triggering the Capability of LLMs for RM-API Misuse Detection
    Yi Yang, Jinghua Liu, Kai Chen, Miaoqian Lin
    Network and Distributed System Security Symposium (NDSS), 2025 PDF
  • NDSS
    Generating API Parameter Security Rules with LLM for API Misuse Detection
    Jinghua Liu, Yi Yang, Kai Chen, Miaoqian Lin
    Network and Distributed System Security Symposium (NDSS), 2025 PDF CODE
  • TDSC
    MalFocus: Locating Malicious Modules in Malware based on Hybrid Deep Learning
    Weihao Huang, Chaoyang Lin, Lu Xiang, Zhiyu Zhang, Guozhu Meng, Lei Xue, Kai Chen, Lei Meng, and Zongming Zhang
    IEEE Transactions on Dependable and Secure Computing, 2025 PDF
  • AAAI
    RepeatLeakage: Leak Prompts from Repeating as Large Language Model is a Good Repeater
    Yu Peng, Lijie Zhang, Peizhuo Lv, Kai Chen
    AAAI Conference on Artificial Intelligence (AAAI), 2025 PDF
  • TOPS
    Adversarial Attack and Defense for Commercial Black-box Chinese-English Speech Recognition Systems
    Xuejing Yuan, Jiangshan Zhang, Kai Chen, Cheng'an Wei, Ruiyuan Li, Zhenkun Ma, Xinqi Ling
    ACM Transactions on Privacy and Security 2025 PDF

2024

  • ASE
    Attribution-guided Adversarial Code Prompt Generation for Code Completion Models
    Xueyang Li, Guozhu Meng, Shangqing Liu, Lu Xiang, Kun Sun, Kai Chen, Xiapu Luo, Yang Liu
    International Conference on Automated Software Engineering (ASE), 2024 CODE
  • USENIX Security
    Making Them Ask and Answer: Jailbreaking Large Language Models in Few Queries via Disguise and Reconstruction
    Tong Liu, Yingjie Zhang, Zhe Zhao, YinPeng Dong, Guozhu Meng, Kai Chen
    USENIX Security Symposium (USENIX Security), 2024 PDF CODE
  • CCS
    Demystifying RCE Vulnerabilities in LLM-Integrated Apps
    Tong Liu, Zizhuang Deng, Guozhu Meng, Yuekang Li, Kai Chen
    ACM Conference on Computer and Communications Security (CCS), 2024 PDF CODE
  • CCS
    I Don't Know You, But I Can Catch You: Real-Time Defense against Diverse Adversarial Patches for Object Detectors
    Zijin Lin, Yue Zhao, Kai Chen, Jinwen He
    ACM Conference on Computer and Communications Security (CCS), 2024 PDF CODE DEMO
  • S&P
    MEA-Defender: A Robust Watermark against Model Extraction Attack
    Peizhuo Lv, Hualong Ma, Kai Chen, Jiachen Zhou, Shengzhi Zhang, Ruigang Liang, Shenchen Zhu, Pan Li, Yingjun Zhang
    IEEE Symposium on Security and Privacy (S&P), 2024 PDF CODE
  • NDSS
    SSL-WM: A Black-Box Watermarking Approach for Encoders Pre-trained by Self-Supervised Learning
    Peizhuo Lv, Pan Li, Shenchen Zhu, Shengzhi Zhang, Kai Chen, Ruigang Liang, Chang Yue, Fan Xiang, Yuling Cai, Hualong Ma, Yingjun Zhang, Guozhu Meng
    Network and Distributed System Security Symposium (NDSS), 2024 PDF CODE
  • NDSS
    DeGPT: Optimizing Decompiler Output with LLM
    Peiwei Hu, Ruigang Liang, Kai Chen
    Network and Distributed System Security Symposium (NDSS), 2024 PDF CODE
  • USENIX Security
    DARKFLEECE: Probing the Dark Side of Android Subscription Apps
    Chang Yue, Chen Zhong, Kai Chen, Zhiyu Zhang, Yeonjoon Lee
    USENIX Security Symposium (USENIX Security), 2024 PDF
  • USENIX Security
    AE-Morpher: Improve Physical Robustness of Adversarial Objects against LiDAR-based Detectors via Object Reconstruction
    Shenchen Zhu, Yue Zhao, Kai Chen, Bo Wang, Hualong Ma, Cheng'an Wei
    USENIX Security Symposium (USENIX Security), 2024 PDF
  • USENIX Security
    Racing on the Negative Force: Efficient Vulnerability Root-Cause Analysis through Reinforcement Learning on Counterexamples
    Dandan Xu, Di Tang, Yi Chen, XiaoFeng Wang, Kai Chen, Haixu Tang, LongXing Li
    USENIX Security Symposium (USENIX Security), 2024 PDF CODE
  • ACL
    LLM Factoscope: Uncovering LLMs' Factual Discernment through Measuring Inner States
    Jinwen He, Yujia Gong, Zijin Lin, Cheng'an Wei, Yue Zhao, Kai Chen
    ACL findings 2024 PDF CODE
  • TIFS
    NeuralSanitizer: Detecting Backdoors in Neural Networks
    Hong Zhu, Yue Zhao, Shengzhi Zhang, Kai Chen
    IEEE Transactions on Information Forensics and Security (TIFS), 2024 CODE
  • ISSTA
    Evaluating the Effectiveness of Decompilers
    Ying Cao, Runze Zhang, Ruigang Liang, Kai Chen
    International Symposium on Software Testing and Analysis (ISSTA), 2024 CODE
  • TIFS
    AutoPwn: Artifact-assisted Heap Exploit Generation for CTF PWN Competitions
    Dandan Xu, Kai Chen, Miaoqian Lin, XiaoFeng Wang
    IEEE Transactions on Information Forensics and Security (TIFS), 2024 PDF CODE
  • AAAI
    UMA: Facilitating Backdoor Scanning via Unlearning-based Model Ablation
    Yue Zhao, Congyi Li, Kai Chen
    AAAI Conference on Artificial Intelligence (AAAI), 2024 PDF CODE
  • AAAI
    DataElixir: Purifying Poisoned Dataset to Mitigate Backdoor Attacks via Diffusion Models
    Jiachen Zhou, Peizhuo Lv, Yibing Lan, Guozhu Meng, Kai Chen, Hualong Ma
    AAAI Conference on Artificial Intelligence (AAAI), 2024 PDF CODE

2023

  • CCS
    Good-looking but Lacking Faithfulness: Understanding Local Explanation Methods through Trend-based Testing
    Jinwen He, Kai Chen, Guozhu Meng, Jiangshan Zhang, Congyi Li
    ACM Conference on Computer and Communications Security (CCS), 2023 PDF CODE
  • USENIX Security
    Differential Testing of Cross Deep Learning Framework APIs: Revealing Inconsistencies and Vulnerabilities
    Zizhuang Deng, Guozhu Meng, Kai Chen, Tong Liu, Lu Xiang, Chunyang Chen
    USENIX Security Symposium (USENIX Security), 2023 PDF
  • USENIX Security
    Aliasing Backdoor Attacks on Pre-trained Models
    Cheng'an Wei, Yeonjoon Lee, Kai Chen, Guozhu Meng, Peizhuo Lv
    USENIX Security Symposium (USENIX Security), 2023 PDF CODE
  • USENIX Security
    Detecting API Post-Handling Bugs Using Code and Description in Patches
    Miaoqian Lin, Kai Chen, Yang Xiao
    USENIX Security Symposium (USENIX Security), 2023 PDF CODE
  • S&P
    AI-Guardian: Defeating Adversarial Attacks using Backdoors
    Hong Zhu, Shengzhi Zhang, Kai Chen
    IEEE Symposium on Security and Privacy (S&P), 2023 PDF CODE
  • USENIX Security
    A Data-free Backdoor Injection Approach in Neural Networks
    Peizhuo Lv, Chang Yue, Yunfei Yang, Shengzhi Zhang, Hualong Ma, Kai Chen
    USENIX Security Symposium (USENIX Security), 2023 PDF
  • USENIX Security
    AURC: Detecting Errors in Program Code and Documentation
    Peiwei Hu, Ruigang Liang, Ying Cao, Kai Chen, Runze Zhang
    USENIX Security Symposium (USENIX Security), 2023 PDF CODE
  • USENIX Security
    CarpetFuzz: Automatic Program Option Constraint Extraction from Documentation for Fuzzing
    Dawei Wang, Ying Li, Zhiyu Zhang, Kai Chen
    USENIX Security Symposium (USENIX Security), 2023 PDF CODE
  • NDSS
    PPA: Preference Profiling Attack Against Federated Learning
    Chunyi Zhou, Yansong Gao, Anmin Fu, Kai Chen, Zhiyang Dai, Zhi Zhang, Minhui Xue, and Yuqing Zhang
    Network and Distributed System Security Symposium (NDSS), 2023 PDF
  • TDSC
    A Robustness-Assured White-Box Watermark in Neural Networks
    Peizhuo Lv, Pan Li, Shengzhi Zhang, Kai Chen, Ruigang Liang, Hualong Ma, Yue Zhao, and Yingjiu Li
    IEEE Transactions on Dependable and Secure Computing (accepted) PDF
  • ICME
    DBIA: Data-free Backdoor Injection Attack against Transformer Networks
    Peizhuo Lv, Hualong Ma, Jiachen Zhou, Ruigang Liang, Kai Chen, Shengzhi Zhang, Yunfei Yang
    IEEE International Conference on Multimedia and Expo (ICME), 2023 PDF

2022

  • CCS
    Understanding Real-world Threats to Deep Learning Models in Android Apps
    Zizhuang Deng, Kai Chen, Guozhu Meng, Xiaodong Zhang, Ke Xu, Yao Cheng
    ACM Conference on Computer and Communications Security (CCS), 2022 PDF
  • CCS
    Clues in Tweets: Twitter-Guided Discovery and Analysis of SMS Spam
    Siyuan Tang, Xianghang Mi, Ying Li, XiaoFeng Wang, Kai Chen
    ACM Conference on Computer and Communications Security (CCS), 2022 PDF
  • ASE
    TransRepair: Context-aware Program Repair for Compilation Errors
    Xueyang Li, Shangqing Liu, Ruitao Feng, Guozhu Meng, Xiaofei Xie, Kai Chen, Yang Liu
    International Conference on Automated Software Engineering (ASE), 2022 PDF DEMO
  • TDSC
    Secure Aggregation is Insecure: Category Inference Attack on Federated Learning
    Jiqiang Gao, Boyu Hou, Xiaojie Guo, Zheli Liu, Ying Zhang, Kai Chen, Jin Li
    TDSC, 2022 (accepted) PDF
  • TOPS
    SoK: A Modularized Approach to Study the Security of Automatic Speech Recognition Systems
    Yuxuan Chen, Jiangshan Zhang, Xuejing Yuan, Shengzhi Zhang, Kai Chen, XiaoFeng Wang, Shanqing Guo
    ACM Transactions on Privacy and Security, 2022 (accepted) PDF

2021

  • CCS
    AI-Lancet: Locating Error-inducing Neurons to Optimize Neural Networks
    Yue Zhao, Hong Zhu, Kai Chen, Shengzhi Zhang
    ACM Conference on Computer and Communications Security (CCS), 2021 PDF
  • USENIX Security
    DRMI: A Dataset Reduction Technology based on Mutual Information for Black-box Attacks
    Yingzhe He, Guozhu Meng, Kai Chen, Xingbo Hu, Jinwen He.
    USENIX Security Symposium (USENIX Security), 2021 PDF
  • S&P
    Bookworm Game: Automatic Discovery of LTE Vulnerabilities Through Documentation Analysis
    Yi Chen, Yepeng Yao, XiaoFeng Wang, Dandan Xu, Xiaozhong Liu, Chang Yue, Kai Chen, Haixu Tang, Baoxu Liu.
    IEEE S&P 2021 PDF
  • UbiComp
    Demystifying the Vetting Process of Voice-controlled Skills on Markets
    Dawei Wang, Kai Chen, Wei Wang
    ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp), 2021 PDF
  • WWW
    SEPAL: Towards a Large-scale Analysis of SEAndroid Policy Customization
    Dongsong Yu, Guangliang Yang, Guozhu Meng, Xiaorui Gong, Xiu Zhang, Xiaobo Xiang, Xiaoyu Wang, Yue Jiang, Kai Chen, Wei Zou, Wenke Lee and Wenchang Shi
    in Proceedings of the 30th The Web Conference (WWW), Ljubljana, Slovenia, 2021 PDF

2020

  • CCS
    RTFM! Automatic Assumption Discovery and Verification Derivation from Library Document for API Misuse Detection
    Tao Lv, Ruishi Li, Yi Yang, Kai Chen, Xiaojing Liao, XiaoFeng Wang, Peiwei Hu, Luyi Xing
    ACM Conference on Computer and Communications Security (CCS), 2020 PDF
  • USENIX Security
    SkillExplorer: Understanding the Behavior of Skills in Large Scale
    Zhixiu Guo, Zijin Lin, Pan Li, Kai Chen
    USENIX Security Symposium (USENIX Security), 2020 PDF Samples
  • USENIX Security
    FuzzGuard: Filtering out Unreachable Inputs in Directed Grey-box Fuzzing through Deep Learning
    Peiyuan Zong, Tao Lv, Dawei Wang, Zizhuang Deng, Ruigang Liang, Kai Chen
    USENIX Security Symposium (USENIX Security), 2020 PDF
  • USENIX Security
    Devil's Whisper: A General Approach for Physical Adversarial Attacks against Commercial Black-box Speech Recognition Devices
    Yuxuan Chen, Xuejing Yuan *(co-first author), Jiangshan Zhang, Yue Zhao, Shengzhi Zhang, Kai Chen, XiaoFeng Wang
    USENIX Security Symposium (USENIX Security), 2020 PDF DEMO
  • UbiComp
    SPEAKER-RADAR: a Sonar-based Liveness Detection System for Protecting Smart Speakers Against Remote Attackers
    Y. Lee, Y. Zhao, J. Zeng, K. Lee, N. Zhang, F. Shezan, Y. Tian, K. Chen, X. Wang
    ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp), 2020 PDF

2019

  • CCS
    Seeing isn't Believing: Towards More Robust Adversarial Attack Against Real World Object Detectors
    Yue Zhao, Hong Zhu, Ruigang Liang, Qintao Shen, Shengzhi Zhang, Kai Chen
    ACM Conference on Computer and Communications Security (CCS), 2019 PDF VIDEO
  • USENIX Security
    Devils in the Guidance: Predicting Logic Vulnerabilities in Payment Syndication Services through Automated Documentation Analysis
    Y. Chen, L. Xing, Y. Qin, X. Liao, X. Wang, K. Chen, W. Zou
    USENIX Security Symposium (USENIX Security), 2019
  • S&P
    Demystifying Hidden Privacy Settings in Mobile Apps
    Yi Chen, Mingming Zha, Nan Zhang, Dandan Xu, Qianqian Zhao, Xuan Feng, Kan Yuan, Fnu Suya, Yuan Tian, Kai Chen, XiaoFeng Wang, Wei Zou
    IEEE S&P 2019
  • DSN
    1dVul: Discovering 1-day Vulnerabilities through Binary Patches
    Jiaqi Peng, Feng Li, Bingchang Liu, Lili Xu, Binghong Liu, Kai Chen and Wei Huo
    International Conference on Dependable Systems and Networks (DSN), 2019
  • EuroS&P
    DroidEvolver: Self-Evolving and Scalable Android Malware Detection System
    Ke Xu, Yingjiu Li, Robert H. Deng, Kai Chen, Jiayun Xu
    IEEE European Symposium on Security and Privacy (EuroS&P), 2019
  • EuroS&P
    TraffickStop: Detecting and Measuring Illicit Traffic Monetization Through Large-scale DNS Analysis
    Baojun Liu, Zhou Li, Peiyuan Zong, Chaoyi Lu, Haixin Duan, Ying Liu, Sumayah Alrwais, Xiaofeng Wang, Shuang Hao, Yaoqi Jia, Yiming Zhang, Kai Chen, Zaifeng Zhang
    IEEE European Symposium on Security and Privacy (EuroS&P), 2019

2018

  • USENIX Security
    CommanderSong: A Systematic Approach for Practical Adversarial Voice Recognition
    Xuejing Yuan, Yuxuan Chen, Yue Zhao, Yunhui Long, Xiaokang Liu, Kai Chen, Shengzhi Zhang, Heqing Huang, Xiaofeng Wang, Carl A Gunter
    USENIX Security Symposium (USENIX Security), 2018 PDF Samples
  • TIFS
    Uncovering the Face of Android Ransomware: Characterization and Real-time Detection
    Jing Chen, Chiheng Wang, Ziming Zhao, Kai Chen, Ruiying Du, and Gail-Joon Ahn
    IEEE Transactions on Information Forensics and Security (TIFS), (Accepted)
  • TIFS
    Android Malware Familial Classification and Representative Sample Selection via Frequent Subgraph Analysis
    Ming Fan, Jun Liu, Xiapu Luo, Kai Chen, Zhenzhou Tian, Qinghua Zheng, Ting Liu
    IEEE Transactions on Information Forensics and Security (TIFS), (Accepted)
  • COSE
    A Cyber Security Data Triage Operation Retrieval System
    Chen Zhong, Tao Lin, Peng Liu, John Yen, and Kai Chen
    Computers & Security (Accepted)
  • TMC
    Leveraging Information Asymmetry to Transform Android Apps into Self-Defending Code against Repackaging Attacks
    Kai Chen, Yingjun Zhang, Peng Liu
    IEEE Transactions on Mobile Computing (TMC), (Accepted)
  • EuroS&P
    DeepRefiner: Multi-layer Android Malware Detection System Applying Deep Neural Networks
    Ke Xu, Yingjiu Li, Robert H. Deng, Kai Chen
    3rd IEEE European Symposium on Security and Privacy (EuroS&P), London, UK, April 24-26, 2018 (Accepted)
  • Cybersecurity
    Detecting telecommunication fraud by understanding the contents of a call
    Qianqian Zhao, Kai Chen, Tongxin Li, Yi Yang and XiaoFeng Wang
    Cybersecurity, 2018, (Accepted) Dataset

2017

  • CCS
    Mass Discovery of Android Traffic Imprints through Instantiated Partial Execution
    Yi Chen, Wei You, Peter Yeonjoon Lee, Kai Chen, XiaoFeng Wang, Wei Zou
    In Proceedings of the 24th ACM Conference on Computer and Communications Security (CCS), 2017. (Accepted) PDF
  • CCS
    SemFuzz: Semantics-based Automatic PoC Generation
    Wei You, Peiyuan Zong, Kai Chen, XiaoFeng Wang, Xiaojing Liao, Pan Bian, Bin Liang
    In Proceedings of the 24th ACM Conference on Computer and Communications Security (CCS), 2017. (Accepted) PDF
  • CCS
    Unleashing the Walking Dead: Understanding Cross-App Remote Infections on Mobile WebViews
    Tongxin Li, Xueqiang Wang, Mingming Zha, Kai Chen, XiaoFeng Wang, Luyi Xing, Xiaolong Bai, Nan Zhang, Xinhui Han
    In Proceedings of the 24th ACM Conference on Computer and Communications Security (CCS), 2017. (Accepted) PDF
  • RAID
    Filtering for Malice through the Data Ocean: Large-Scale PHA Install Detection at the Communication Service Provider Level
    Kai Chen, Tongxin Li, Bin Ma, Peng Wang, XiaoFeng Wang, Peiyuan Zong
    RAID 2017 (Accepted)
  • DSN
    Ghost Installer in the Shadow: Security Analysis of App Installation on Android
    Yeonjoon Lee, Tongxin Li, Nan Zhang, Soteris Demetriou, Mingming Zha, XiaoFeng Wang, Kai Chen, Xiaoyong Zhou, Xinhui Han and Michael Grace
    DSN 2017. (Accepted)
  • MobiSys
    System Service Call-oriented Symbolic Execution of Android Framework with Applications to Vulnerability Discovery and Exploit Generation
    Lannan Luo*, Qiang Zeng*, Chen Cao, Kai Chen, Jian Liu, Limin Liu, Neng Gao, Min Yang, Xinyu Xing, and Peng Liu. ( *Co-first authors)
    ACM MobiSys 2017. (Accepted)
  • MobiSys
    Characterizing Smartwatch Usage in The Wild
    Xing Liu, Tianyu Chen, Feng Qian, Zhixiu Guo, Felix Xiaozhu Lin, Xiaofeng Wang, and Kai Chen
    ACM MobiSys 2017. (Accepted)

2016

  • S&P
    Following Devil's Footprints: Cross-Platform Analysis of Potentially Harmful Libraries on Android and iOS
    Kai Chen, Xueqiang Wang, Yi Chen, Peng Wang, Yeonjoon Lee, XiaoFeng Wang, Bin Ma, Aohui Wang, Yingjun Zhang, Wei Zou
    Accepted by the 37th IEEE Symposium on Security and Privacy (Oakland), 2016 PDF Data
  • TRE
    Dynamically Discovering Likely Memory Layout to Perform Accurate Fuzzing
    Kai Chen, Yingjun Zhang and Peng Liu
    IEEE Transactions on Reliability, 2016, accepted, to appear
  • ISSRE
    Frequent Subgraph based Familial Classification of Android Malware
    Ming Fan, Jun Liu, Xiapu Luo, Kai Chen, Tianyi Chen, Zhenzhou Tian, Xiaodong Zhang, Ting Liu
    27th IEEE International Symposium on Software Reliability Engineering (ISSRE), Ottawa, Canada, 2016
    Best Research Paper Award

2015

  • CCS
    From System Service Freezing to System Server Shutdown in Android: All You Need Is a Loop in an Application
    Heqing Huang, Sencun Zhu, Kai Chen, and Peng Liu
    To appear in the 22nd ACM Conference on Computer and Communications Security (CCS), Denver, Colorado, USA. October 12-16, 2015
  • CCS
    Hare Hunting in the Wild Android: A Study on the Threat of Hanging Attribute References
    Yousra Aafer, Nan Zhang, Zhongwen Zhang, Xiao Zhang, Kai Chen, XiaoFeng Wang, Xiaoyong Zhou, Wenliang Du, Michael Grace
    22nd ACM Conference on Computer and Communications Security (CCS), Denver, USA, 2015
  • CCS
    Cracking App Isolation on Apple: Unauthorized Cross-App Resource Access on MAC OS X and iOS
    Luyi Xing, Xiaolong Bai, Tongxin Li, XiaoFeng Wang, Kai Chen, Shi-min Hu, Xinhui Han.
    To appear in the 22nd ACM Conference on Computer and Communications Security (CCS), Denver, Colorado, USA. October 12-16, 2015
  • CCS
    Perplexed Messengers from the Cloud: Automated Security Analysis of Push-Messaging Integrations
    Yangyi Chen, Tongxin Li, XiaoFeng Wang, Kai Chen, Xinhui Han
    To appear in the 22nd ACM Conference on Computer and Communications Security (CCS), Denver, Colorado, USA. October 12-16, 2015
  • USENIX Security
    Finding Unknown Malice in 10 Seconds: Mass Vetting for New Threats at the Google-Play Scale
    Kai Chen, Peng Wang, Yeonjoon Lee, Xiaofeng Wang, Nan Zhang, Heqing Huang, Wei Zou, Peng Liu
    USENIX Security Symposium (USENIX Security), 2015 PDF
  • SESA
    Preface to special issue on miscellaneous emerging security problems
    Kai Chen and Jun Shao.
    EAI Endorsed Transactions on Security and Safety, EAI, 2015, 15
  • ASIACCS
    Towards Discovering and Understanding the Unexpected Hazards in Tailoring Antivirus Software for Android
    Heqing Huang, Kai Chen, Chuangang Ren, Peng Liu, Sencun Zhu and Dinghao Wu
    ACM ASIACCS 2015, full paper

2014

  • ICSE
    Achieving Accuracy and Scalability Simultaneously in Detecting Application Clones on Android Market
    Kai Chen, Peng Liu, Yingjun Zhang
    ICSE 2014, regular paper, June 2014 PDF Demo
  • ASE
    Droidmarking: Resilient Software Watermarking for Impeding Android Application Repackaging
    Chuangang Ren, Kai Chen *(co-first author), Peng Liu
    ASE 2014, Sept. 15-19, Sweden, 2014
  • SERE
    AppMark: A Picture-based Watermark for Android Apps
    ZHANG Yingjun, CHEN Kai
    SERE 2014
  • JOE
    Statically-Directed Dynamic Taint Analysis
    CHEN Kai, ZHANG Yingjun
    Journal of Electronics, 2014
  • SIM
    An Exploratory Study of White Hat Behaviors in a Web Vulnerability Disclosure Program
    Mingyi Zhao, Jens Grossklags and Kai Chen
    ACM CCS Workshop on Security Information Workers, 2014
  • SLSS
    Timing-based Clone Detection on Android Markets
    Yingjun Zhang, Kezhen Huang, Yuling Liu, Kai Chen, Liang Huang, Yifeng Lian
    SLSS 2014
  • SLSS
    Uncovering the Dilemmas on Antivirus Software Design in Modern Mobile Platforms
    Heqing Huang, Kai Chen, Peng Liu, Sencun Zhu and Dinghao Wu
    SLSS 2014

2013

  • SERE
    Vulnerability-based Backdoors: Threats From Two-steps Trojans
    CHEN Kai, ZHANG Yingjun, LIAN Yifeng
    SERE 2013
  • ISPEC
    Optimal Defense Strategies for DDoS Defender Using Bayesian Game Model
    Liu Yuling, Feng Dengguo, Lian Yifeng, Chen Kai, Zhang Yingjun
    Information Security Practice and Experience (ISPEC), 2013
  • ISPEC
    VulLocator: Automatically Locating Vulnerable Code in Binary Programs
    ZHANG Yingjun, CHEN Kai, LIAN Yifeng
    Information Security Practice and Experience (ISPEC), 2013

2012

  • CJC
    Dynamic overflow vulnerability detection method based on finite CSP
    CHEN Kai, SU Purui, FENG Dengguo
    Chinese journal of computers (in Chinese) ,2012
  • SCICHINA
    Black-box testing based on colorful taint analysis
    CHEN Kai, FENG Dengguo, SU Purui, ZHANG Yingjun
    Sci China Inf Sci, 2012, 55: 171-183, doi: 10.1007/s11432-011-4291-y

2011

  • ICISC
    AutoDunt: Dynamic Latency Dependence Analysis for Accurate Detection of Zero Day Vulnerabilities
    CHEN Kai, LIAN Yifeng, Zhang Yingjun
    ICISC 2011, Springer
  • WISA
    A Map-layer-based Access Control Model
    ZHANG Yingjun, ZHANG Yang, CHEN Kai
    WISA 2011, Springer, LNCS

2010

  • JOS
    Multi-Cycle Vulnerability Discovery Model for Prediction
    CHEN Kai, FENG Dengguo , SU Purui, NIE Chujiang, ZHANG Xiaofei
    Journal of Software (in Chinese), 2010, 21(9), 2367-2375
  • CJC
    Exploring multiple execution paths based on dynamic lazy analysis
    CHEN Kai, SU Purui, FENG Dengguo
    Chinese journal of computers (in Chinese), 2010, 33(3), 493-503
  • ICICS
    Automatically Generating Patch in Binary Programs Using Attribute-based Taint Analysis
    CHEN Kai, LIAN Yifeng, Zhang Yingjun
    M. Soriano, S. Qing, and J. Lpez (Eds.): ICICS 2010, LNCS 6476, pp. 367--382. Springer, Heidelberg (2010)

2007

  • SEPCOM
    SEPCOM: Customizable Zero Copy Model
    CHEN Kai, SU Purui, ZHANG Yingjun, FENG Dengguo
    Proceedings of the Valuetools, 2007


Patents

  • CN Patent
    CN. Patent 201510262774, An approach for Android application clone detection based on program dependence graph, Kai Chen, Bin Ma, September 23, 2015.
  • CN Patent
    CN. Patent 2015104302255, An approach for dynamic memory layout inference, Kai Chen, Bin Ma, Yingjun Zhang, July 21, 2015.
  • CN Patent
    CN. Patent 201510046705, Security check of user login interface in Android application, Bin Ma, Kai Chen, Yingjun Zhang, June 3, 2015.
  • CN Patent
    CN. Patent 2014100897182, A approach for automatically generating watermarks of mobile applications, Kai Chen, Xianfeng Zhao, Yingjun Zhang, May 28, 2014.
  • CN Patent
    CN. Patent 2014100558412, A approach for analyzing programs using optimized tree structure, Kai Chen, Xianfeng Zhao, Yingjun Zhang, May 14, 2014.
  • CN Patent
    CN. Patent 201310104953.8, Locating vulnerabilities of binary executables, Kai Chen, Yingjun Zhang, Xianfeng Zhao, July 10, 2013.
  • CN Patent
    CN. Patent 201110306771.X, An approach for constructing virtualized networks, Yi Qin, Dengguo Feng, Jiabin Wang, Kai Chen, Yifeng Lian, April 17, 2013.
  • CN Patent
    CN. Patent 2011103593471, An approach for identificating the key attack paths in a system, Dengguo Feng, Di Wu, Yifeng Lian, Kai Chen, May 9, 2012.
  • CN Patent
    CN. Patent 201210080975.0, An approach for identificating security threats and related attack paths, Di Wu, Dengguo Feng, Kai Chen, Jun Wei, Yifeng Lian, March 23, 2012.
  • CN Patent
    CN. Patent ZL 200910081510.5, An approach for detecting vulnerabilities during attacks, Kai Chen, Duanfeng Si, Purui Su, August 17, 2011.
  • CN Patent
    CN. Patent 200810239607.X, An approach for predicting of software vulnerabilities, Kai Chen, Dengguo Feng, Purui Su, May 20, 2009.
  • CN Patent
    CN. Patent ZL 200610011477.5, An approach for driver-level package filtering on ethernet, Kai Chen, Dengguo Feng, Purui Su, November 19,2008.