Soohyeon Choi

Soohyeon Choi

AI and LLM Safety and Security Researcher

Publications

This page separates manuscripts under review from peer-reviewed publications. Citation metrics and the most current indexing record are available on my Google Scholar profile.

Manuscripts Under Review

  1. Talking to Themselves: An Exposure-Aware Evaluation of LLM-Generated Code Detection
    Soohyeon Choi, Debin Gao, and Yue Duan
    Under review, 2026.

  2. I Can Find You in Seconds! Leveraging Large Language Models for Code Authorship Attribution
    Soohyeon Choi, Yong Kiam Tan, Mark Huasong Meng, Mohamed Ragab, Soumik Mondal, David Mohaisen, and Khin Mi Mi Aung
    Under review, 2026. Preprint: arXiv:2501.08165.

  3. Multi-Channel Spread-Spectrum Code Watermarking
    Soohyeon Choi, D. Gao, and Y. Duan
    Under review, 2026. Preprint: arXiv:2607.06009.

  4. CommitTrace for Code-Only Attribution of AI Coding Agents from File Patches and Hunks
    Soohyeon Choi et al.
    Under review, 2026.

  5. Compositional Jailbreaking: An Empirical Analysis of Mutator Chain Interactions in Aligned LLMs
    R. J. Bugnot, Soohyeon Choi, H. W. Lim, and Y. Duan
    Under review, 2026. Preprint: arXiv:2605.15598. Soohyeon Choi is a corresponding author.

Peer-Reviewed Journal and Conference Papers

  1. Security and Quality in LLM-Generated Code: A Multi-Language, Multi-Model Analysis
    Mohammed F. Kharma, Soohyeon Choi, Mohammad Alkhanafseh, and David Mohaisen
    IEEE Transactions on Dependable and Secure Computing (TDSC), 2026.

  2. Comprehensive Evaluation of Adversarial Perturbations against ML-Based Ethereum Phishing Detection Systems
    Ahod Alghuried, Ali Alkinoon, Abdulaziz Alghamdi, Soohyeon Choi, S. Camarato, Manar Mohaisen, and David Mohaisen
    Distributed Ledger Technologies: Research and Practice, 5(4), 2026.

  3. A Comprehensive Analysis of Evolving Permission Usage in Android Apps: Trends, Threats, and Ecosystem Insights
    Ali Alkinoon, Trung Cuong Dang, Ahod Alghuried, Abdulaziz Alghamdi, Soohyeon Choi, Manar Mohaisen, An Wang, Saeed Salem, and David Mohaisen
    Journal of Cybersecurity and Privacy, 5(3), 2025.

  4. Attributing ChatGPT-Transformed Synthetic Code
    Soohyeon Choi, Ali Alkinoon, Ahod Alghuried, Abdulaziz Alghamdi, and David Mohaisen
    IEEE International Conference on Distributed Computing Systems (ICDCS), 2025.

  5. Fishing for Phishers: Learning-Based Phishing Detection in Ethereum Transactions
    Ahod Alghuried, Abdulaziz Alghamdi, Ali Alkinoon, Soohyeon Choi, K Alquonus, Manar Mohaisen, and David Mohaisen
    Distributed Ledger Technologies: Research and Practice (DLT), 2025.

  6. Attributing ChatGPT-Generated Source Codes
    Soohyeon Choi and David Mohaisen
    IEEE Transactions on Dependable and Secure Computing (TDSC), 22(4), 2025.

  7. Untargeted Code Authorship Evasion with Seq2Seq Transformation
    Soohyeon Choi, Rhongho Jang, Daehun Nyang, and David Mohaisen
    Computational Data and Social Networks: 12th International Conference (CSoNet), 2023.

  8. Revisiting the Deep Learning-based Eavesdropping Attacks via Facial Dynamics from VR Motion Sensors
    Soohyeon Choi, Manar Mohaisen, Daehun Nyang, and David Mohaisen
    International Conference on Information and Communications Security (ICICS), 2023.

  9. Robust Natural Language Processing: Recent Advances, Challenges, and Future Directions
    Malwan Omar, Soohyeon Choi, Daehun Nyang, and David Mohaisen
    IEEE Access, 2022.

  10. Quantifying the Performance of Adversarial Training on Language Models with Distribution Shifts
    Malwan Omar, Soohyeon Choi, Daehun Nyang, and David Mohaisen
    Cybersecurity and Social Sciences (CySSS), 2022.

  11. Understanding the Security of Free Content Websites by Analyzing Their SSL Certificates: A Comparative Study
    Abdulrahman Alabduljabbar, Runyu Ma, Soohyeon Choi, Rhongho Jang, Songqing Chen, and David Mohaisen
    Cybersecurity and Social Sciences (CySSS), 2022.

  12. Secure and Low Computation Authentication Protocol for Wireless Body Area Network with ECC and 2D Hash Chain
    Soohyeon Choi, Sangwon Shin, Xiaozhu Jin, and Sung Shin
    ACM International Conference on Research in Adaptive and Convergent Systems (RACS), 2020.

  13. Human Activity Recognition Based on Wearable Flex Sensor and Pulse Sensor
    Xiaozhu Jin, Soohyeon Choi, Sangwon Shin, and Sung Shin
    Asia Pacific International Conference on Information Science and Technology (APIC-IST), 2020.

  14. Preprocessed Symmetric RSA Authentication for Wireless Body Area Networks in Space
    Sangwon Shin, Soohyeon Choi, Kwanghee Won, and Sung Shin
    ACM International Conference on Research in Adaptive and Convergent Systems (RACS), 2019.

  15. Instance Segmentation in Urban Scenes Using Inverse Perspective Mapping of 3D Point Clouds and 2D Images
    Chungyup Lee, Soohyeon Choi, Jung Y. Kim, and Kwanghee Won
    ACM International Conference on Research in Adaptive and Convergent Systems (RACS), 2019.

Preprints

  1. Evaluating the Vulnerability of ML-Based Ethereum Phishing Detectors to Single-Feature Adversarial Perturbations
    Ahod Alghuried, Ali Alkinoon, Abdulaziz Alghamdi, Soohyeon Choi, Manar Mohaisen, and David Mohaisen
    arXiv:2504.17684, 2025.

  2. Unified API Call-Based Detection of Android and Internet of Things Malware
    Abdulaziz Alghamdi, Ali Alkinoon, Ahod Alghuried, Soohyeon Choi, Manar Mohaisen, and David Mohaisen
    SSRN preprint, 2025.

Theses

  1. Authorship Attribution of AI-Generated Codes
    Soohyeon Choi
    Ph.D. dissertation, University of Central Florida, 2025.

  2. Improved Secure and Low Computation Authentication Protocol for Wireless Body Area Network with ECC and 2D Hash Chain
    Soohyeon Choi
    M.S. thesis, South Dakota State University, 2021.