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sjkim1127/README.md

Sung Joo Kim

Reverse Engineering · Decompiler Systems · Program Analysis · Systems Tooling

I build Rust-first systems for binary analysis and decompilation, turning low-level program behavior into structured, traceable, and useful representations.

LinkedIn


Areas of focus

AreaFocus
Reverse engineeringBinary loading, disassembly, decompilation, and semantic recovery
Decompiler systemsIR design, P-Code/NIR/HIR-style pipelines, structuring, and rendering
Program analysisBinary semantics, control/data-flow analysis, semantic recovery, and evaluation
AI-assisted toolingMCP servers, agent workflows, and source-grounded technical interfaces
Systems engineeringRust workspaces, architecture boundaries, CI, and quality gates
binary → loader → decoder → IR → analysis → structure → readable output → report

Featured systems

ProjectRole
FissionPrimary project — Rust-native decompiler and reverse-engineering workspace
fission-benchmarkReproducible benchmark and evaluation infrastructure for Fission
Reversecore MCPMCP interface for AI-assisted reverse-engineering and security workflows
fossil-mcpSource-grounded implementation search across open-source repositories for AI coding agents
DioxuscutBrowser-free programmatic video framework for Rust and Dioxus, with native CPU/GPU rendering

Experimental systems

ProjectFocus
EonTyped Rust platform for deterministic calculation and comparison across traditional astrology and divination systems

Current work

  • Improving decompiler correctness, binary semantics, and IR design in Fission
  • Building reproducible evaluation infrastructure for decompiler output
  • Developing Rust-native analysis infrastructure and tooling for reproducible research and automation

Core stack: Rust · Python · Linux · GitHub Actions

Pinned Loading

  1. Reversecore_MCPReversecore_MCPPublic

    A security-first MCP server that empowers AI agents to perform automated reverse engineering, malware analysis, forensics, vulnerability research, and SAST — powered by Radare2, YARA, LIEF, Capston…

    Python 194 20

  2. EonEonPublic

    A pure-Rust monorepo implementing Saju (사주, Korean Four Pillars), Vedic Astrology (BPHS), Zi Wei Dou Shu (자미두수), Western Astrology, Human Design, and I Ching (하락이수) — compiled to WebAssembly via Di…

    Rust 1

  3. fossil-mcpfossil-mcpPublic

    MCP server for helping AI coding agents discover, analyze, and migrate open-source implementations.

    Rust 1

  4. DioxuscutDioxuscutPublic

    A Rust-native, browserless video rendering framework for AI coding agents.

    Rust 1

  5. fission-systems/Fissionfission-systems/FissionPublic

    Rust-first reverse-engineering and decompilation workspace featuring Ghidra SLEIGH lifting, NIR/HIR structuring, and AI-assisted terminal/desktop UIs.

    Rust 9 1

  6. fission-systems/fission-benchmarkfission-systems/fission-benchmarkPublic

    Multi-decompiler benchmark comparing Fission against Ghidra, angr, Radare2, Boomerang, Snowman, rev.ng, Reko, and RetDec on p-code/CFG/assembly parity, decompile quality, and speed. Live dashboard …

    Python