• Sun Yat-sen University Graduate Student (Master's Degree) in Software Engineering (Advisor: Jiachi Chen & Yanlin Wang), since Sept. 2024.

• Hainan University B.Sc. in Cybersecurity & Cryptography (Advisor: Xiaoqi Li), from Sept. 2020 to June 2024.

Experiences

• Research Assistant at the College of Computer Science, Zhejiang University, Hangzhou, China, since Jan. 2026.

• Security Research Intern at Skyward Lab of Ant Group (Alipay), Hangzhou, China. Worked on LLM-driven Web3 bug hunting from June 2025 to Jan. 2026.

• Security Engineer at Software Research Institute of China Unicom, Beijing, China. Worked on threat hunting and incident response from July 2023 to Sept. 2023.

Selected Publications [Full List]

• FORGE: An LLM-driven Framework for Large-Scale Smart Contract Vulnerability Dataset Construction
  Jiachi Chen, Yiming Shen (Student First Author), Jiashuo Zhang*, Zihao Li, John Grundy, Zhenzhe Shao, Yanlin Wang, Jiashui Wang, Ting Chen*, Zibin Zheng
  [The 48th IEEE/ACM International Conference on Software Engineering (ICSE'26), CCF A, Direct Acceptance Rate 9.2% (60/646)][pdf][code]

• Demystifying and Detecting Cryptographic Defects in Ethereum Smart Contracts
  Jiashuo Zhang, Yiming Shen, Jiachi Chen*, Jianzhong Su, Yanlin Wang, Ting Chen, Jianbo Gao*, Zhong Chen*
  [The 47th International Conference on Software Engineering (ICSE'25), CCF A, Direct Acceptance Rate 9.1% (46/508),
  🏆ACM SIGSOFT Distinguished Paper Award🏆][pdf][code]

• When Crypto Fails: Demystifying Cryptographic Defects in Ethereum Smart Contracts
  Jiashuo Zhang, Jiachi Chen, Yiming Shen, Tao Zhang, Yanlin Wang, Ting Chen, Jianbo Gao, Zhong Chen
  [IEEE Transactions on Software Engineering (TSE'25), CCF A][pdf][code]

• Lost in Blockchain Address Misuse: Hidden Cross-Platform Risks and Their Security Impact
  Zhenzhe Shao, Jiashuo Zhang, Zihao Li, Daoyuan Wu, Chong Chen, Yiming Shen, Lingfeng Bao, Yanlin Wang, Jiachi Chen*
  [The 35th USENIX Security Symposium Security (SEC'26), CCF A][coming soon][code]

• NumScout: Unveiling Numerical Defects in Smart Contracts using LLM-Pruning Symbolic Execution
  Jiachi Chen, Zhenzhe Shao, Shuo Yang, Yiming Shen, Yanlin Wang, Ting Chen, Zhenyu Shan, Zibin Zheng
  [IEEE Transactions on Software Engineering (TSE'25), CCF A][pdf][code]

Preprints

• Beyond the Protocol: Unveiling Attack Vectors in the Model Context Protocol (MCP) Ecosystem
  Hao Song ||, Yiming Shen ||, Wenxuan Luo, Leixin Guo, Ting Chen*, Jiashui Wang, Beibei Li, Xiaosong Zhang, Jiachi Chen* [arXiv preprint arXiv:2506.02040][pdf][code]

• Web3 x AI Agents: Landscape, Integrations, and Foundational Challenges
  Yiming Shen, Jiashuo Zhang, Zhenzhe Shao, Wenxuan Luo, Yanlin Wang, Ting Chen, Zibin Zheng, Jiachi Chen*
  [arXiv preprint arXiv:2508.02773][pdf][code]

Services

• Reviewer of Blockchain: Research and Applications (BCRA, JCR Q1)

• Sub-reviewer of FSE and SANER

Honors & Awards