DongJun Kim

DongJun Kim

Security Researcher · Windows Kernel & Browser

I hunt privilege-escalation bugs in the Windows kernel and exploit them. On the side, I poke at Chromium and build fuzzing automation. Currently at Enki WhiteHat.

Work

2024 — now

Security Researcher

Enki WhiteHat

Windows kernel vulnerability research and exploit development.

2021 — 2022

Best of the Best 10th — Vulnerability Analysis Track

KITRI

Selected as a Top 10 finalist.

Awards & Recognition

Jul 2025

MSRC Most Valuable Researcher 2025

Microsoft · Annual Top 100

2026 Q1
2025 Q3

MSRC Quarterly Leaderboard

2025 Q1

MSRC Quarterly Leaderboard

2024 Q4

MSRC Quarterly Leaderboard

2025

DEF CON 33 CTF — 3rd place

Team SuperDiceCode

2023

WhiteHat Contest — 2nd place

Team 991, ROK Cyber Operations Command

Talks

Organized CTF Challenges

Contact

emailkorea.smlijun@gmail.com
github@smlijun
linkedinkdj-smlijun
locSeoul, Korea