Honors & Awards
Honors & Recognition
2025
Certificate of Commendation
Korea Railroad Corporation (KORAIL)
Awarded for significant contribution to security incident prevention through vulnerability discovery.
4th Place
NVIDIA Vulnerability Disclosure Program
Awards
2nd Place
2026 CODEGATE AI Startup Hackathon (Team: 경험많은 신입들)
Bronze Award
2024 Korea-CodeFair (Team: 무병장수)
CTF Achievements
2026
6th Place
SECCON CTF International Finals 2026 (Team: [:])
2025
1st Place
HITCON CTF 2025 (Team: [:])
1st Place
Cyber Conflict Exercise 2025 Junior Final (Team: Hide on /bin/sh)
1st Place
COSS CTF Final 2025 (Team: TheFatCat)
1st Place
Midnight Flag CTF Finals 2025 (Team: Hellsonic fan club)
2nd Place
idekCTF 2025 (Team: comic squid)
3rd Place
Google Capture The Flag 2025 (Team: slice)
8th Place
DEF CON 33 CTF Finals (Team: Friendly Maltese Citizens)
10th Place
snakeCTF Finals 2025 (Team: Hypersonic)
2024–2025
10th Place
LakeCTF 2024–2025 — 10th in the 10-team on-site Finals at EPFL (Team: our team name was stolen)
CTF Challenge Authoring
2026
HCTF — Challenge Author
2025
ASEAN Cyber Shield CTF — Challenge Author
2025
DeadSec CTF — Challenge Author
2025
SSD CTF — Challenge Author
2025
IST-TECH CTF — Challenge Author
2025
Layer7 CTF — Challenge Author
2024
Layer7 CTF — Challenge Author
Organizations
Hypersonic — Leader
2024.12 ~ Present
Deadsec — Member
2024.12 ~ Present
Friendly Maltese Citizens — CTF Team
2024.12 ~ Present
Squid Proxy Lovers — Member
2025.04 ~ Present
slice — Member
2025.06 ~ Present
HSPACE Knights — Member
2024.01 ~ Present
Korea University Blockchain Valley — Security Team
2025.03 ~ 2025.07