My Career Profile

Education

Major : Hacking Security Major
Period of enrollment : From 2020 to 2022

Major : Department of Information Management Security
Period of enrollment : From 2023 to present

Workplace

Team at Stealien
AppSuit Team (September 27, 2022 – December 31, 2024)
 Red Team (January 1, 2025 – September 01, 2026)
Mobile Research Team (September 02, 2026 – Present)

Issued CVE

CVE-2023-44144
CVE-2023-44474
CVE-2023-44245
CVE-2023-45759
CVE-2023-46313
CVE-2023-46622
CVE-2023-47533
CVE-2023-48320
CVE-2023-49176
CVE-2026-21084

Issued KVE

KVE-2025-0294
KVE-2025-2805
KVE-2025-2807

Issued SVE

SVE-2026-2076

Reporting history

*Cok : IDOR Vulnerability Report
PatchStack : WordPress Plugin Vulnerability Report
KISA : Vulnerability Report
Samsung Mobile Security : Vulnerability Report

Advisory Experience

드라마 ‘아너’ 해킹기술 자문 (2025 - 2026)
빅펀치픽쳐스 해킹기술 자문 (2025)

Mentoring Experience

SSL 6기 ‘워드프레스 플러그인 0-day 발굴’ 프로젝트 멘토
SSL 7기 ‘모바일 0-day 연구’ 프로젝트 멘토

Published Technical Articles | STEALIEN Tech Blog

CVE-2025-14847(Mongobleed) 심층 분석
에픽 퓨리 작전으로 살펴보는 현대 사이버전의 양상 1부
에픽 퓨리 작전으로 살펴보는 현대 사이버전의 양상 2부
SmartThings Access Token 유출 취약점 분석 / SVE-2026-2076 (CVE-2026-21084)

Contest Experience

Affiliated with the NWWTHW team, CCE 2022 CTF - Advance to the finals
Affiliated with the NWWTHW team, WhiteHat Contest 2022 CTF - Advance to the finals
Affiliated with the NWWTHW team, The HackingChampiunship Junior 2022 CTF - Advance to the finals(Encouragement Award)
Affiliated with the NWWTHW team, JBU 2022 CTF 8th(Encouragement Award)
Affiliated with the Stealien team, Hack The Box Business CTF 2023 18th
Affiliated with the budaejjigae team, Defcon Qualifier 2023 24th
Affiliated with the 어디에도 team, HackingCamp 27th 2023 CTF 1st
Affiliated with the Stealien team, Hack The Box Business CTF 2024 82th
Affiliated with the V-Sector team, Faust Attack-Defense CTF 2025 31th

CTF Challenge Creation Experience

ccunictf 2025
ReverseGray(WEB Problem)
dokudoku(Misc Problem)