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Koukyosyumei/README.md

Hideaki Takahashi 🌍

πŸ‘‹ I’m a second-year Ph.D. student in Computer Science at Columbia University, currently focusing on Zero Knowledge Proofs.

πŸš€ Notable Projects

  • zkFuzz: ZK circuit fuzzer (60+ confirmed bugs)
  • AIJack: Security risk simulator for machine learning (400+ stars on GitHub, 10K+ downloads, referenced in 10+ papers)
  • rhoevm: Symbolic EVM execution engine written in Rust to uncover Ethereum smart contract vulnerabilities

πŸ“„ Selected Publications

  • [IEEE S&P '26] 0️⃣: zkFuzz: Foundation and Framework for Effective Fuzzing of Zero-Knowledge Circuits
    • Hideaki Takahashi*, Jihwan Kim, Suman Jana, Junfeng Yang | paper | code
  • [AAMAS '24] πŸš—: On the Transit Obfuscation Problem
    • Hideaki Takahashi*, Alex Fukunaga | paper | code
  • [CVPR '23] πŸŽ₯: Breaching FedMD, Image Recovery via Paired-Logits Inversion Attack
    • Hideaki Takahashi*, Jingjing Liu, and Yang Liu | paper | code

View my full list on Google Scholar.

Pinned Loading

  1. AIJack AIJack Public

    Security and Privacy Risk Simulator for Machine Learning (arXiv:2312.17667)

    C++ 409 64

  2. FLAIR-THU/PairedLogitsInversion FLAIR-THU/PairedLogitsInversion Public

    Implementation of "Breaching FedMD: Image Recovery via Paired-Logits Inversion Attack" (CVPR 2023)

    Python 5

  3. Runwai Runwai Public

    Refinement-typed DSL for certified AIR constraints and lookups

    Lean 5 4

  4. rhoevm rhoevm Public

    symbolic EVM execution engine written in Rust

    Rust 18 2

  5. MyZKP MyZKP Public

    Building Zero Knowledge Proof from Scratch in Rust

    Rust 48 2

  6. zkFuzz zkFuzz Public

    ZK Circuit Fuzzer (IEEE S&P'26)

    Rust 28 2

0