Publications

Conference Papers

  1. Kai Li, Shixuan Guan, Darren Lee. Towards Understanding and Characterizing the Arbitrage Bot Scam In the Wild, ACM SIGMETRICS 2024. Summer Cycle AR=12.5%.
  2. Kai Li, Darren Lee, Shixuan Guan. Understanding the Cryptocurrency Free Giveaway Scam Disseminated on Twitter Lists, IEEE Blockchain 2023.
  3. Jiaqi Chen, Yibo Wang, Yuxuan Zhou, Wanning Ding, Yuzhe Tang, XiaoFeng Wang, Kai Li. Understanding the Security Risks of Decentralized Exchanges by Uncovering Unfair Trades in the Wild, Euro S&P 2023. [pdf]

  4. Yuzhe Tang, Kai Li, Yibo Wang, and Jiaqi Chen, Ethical Challenges in Blockchain Network Measurement Research”, EthiCS@NDSS 2023. [pdf]

  5. Yibo Wang, Kai Li, Yuzhe Tang, “Towards the Comprehensive Understanding of Ethereum Mempool DoS Security”, ConsensysDay@ACM CCS 2022. [programme]

  6. Kai Li, Yibo Wang, Yuzhe Tang. DETER: Denial of Ethereum Txpool sERvices, ACM CCS 2021. AR=22%. [pdf]
  7. Kai Li, Jiaqi Chen, Xianghong Liu, Yuzhe Tang, XiaoFeng Wang, Xiapu Luo. “As Strong As Its Weakest Link: How to Break Blockchain DApps at RPC Service”, NDSS 2021, AR=15.2%. [pdf]
  8. Kai Li, Yuzhe Tang, Jiaqi Chen, Yibo Wang, Xianghong Liu. TopoShot: Uncovering Ethereum’s Network Topology Leveraging Replacement Transactions, ACM IMC 2021, AR=28%. [pdf]

  9. Yibo Wang, Qi Zhang, Kai Li, Yuzhe Tang, Jiaqi Chen, Xiapu Luo, Ting Chen. “iBatch: Saving Ethereum Fees via Secure and Cost-Effective Batching of Smart-Contract Invocations”, ESEC/FSE 2021, AR=24.5%. [pdf]

  10. Kai Li, Yuzhe Tang, Qi Zhang, Jianliang Xu, Ju Chen. “Authenticated Key-Value Stores with Hardware Enclaves”, ACM/IFIP Middleware 2021 (industrial track). [pdf]

  11. Kai Li, Qi Zhang, Lei Yu, Min Hong. “DRL-Clusters: Buffer Management with Clustering based Deep Reinforcement Learning”, DBAI @NeurIPS 2021. [pdf]

  12. Kai Li, Yuzhe Tang, Jiaqi Chen, Zhehu Yuan, Cheng Xu, Jianliang Xu. “Cost-Effective Data Feeds to Blockchains via Workload-Adaptive Data Replication”, ACM/IFIP Middleware 2020, AR=25.2%. [pdf], [code]

  13. Yuzhe Tang, Kai Li, Yibo Wang, Sencer Burak Somuncuoglu. “Scalable Log Auditing on Private Blockchains via Lightweight Log-Fork Prevention”, SERIAL 2020, [pdf]

  14. Kai Li, Yuzhe Tang, Jianliang Xu, Ben Kim. “Secure Consistency Verification for Untrusted Cloud Storage by Public Blockchains”, SecureComm 2019, AR=25.5% [pdf]

  15. Yuzhe Tang, Ju Chen, Kai Li. “Log-Structured Authenticated Data Structures for Secure Cloud Storage with Minimal Trust”, SecureComm 2019, [pdf]

  16. Qiwu Zou, Yuzhe Tang, Ju Chen, Kai Li, Charles Kamoua, Kevin Kwiat, Laurent Njilla. “ChainFS: Blockchain-Secured Cloud Storage”, IEEE Cloud 2018, [pdf], [slides]

Journal Papers

  1. Yibo Wang, Kai Li, Yuzhe Tang, Jiaqi Chen, Qi Zhang, Xiapu Luo, and Ting Chen, “Towards Saving Blockchain Fees via Secure and Cost-Effective Batching of Smart-Contract Invocations,” IEEE Transactions on Software Engineering, 2023.
  2. Yuzhe Tang, Kai Li, Katchaguy Areekijseree, Shuigeng Zhou, Liting Hu. “Privacy-Preserving Multi-Party Directory Services”, EAI Endorsed Transactions on Security and Safety.