About

Kio (aka. Kioreo)

Profile

Geonho Kim / 2007.02.07 / Republic of Korea

Education

Formal Education

UNIST - B.S. (2026.02 ~ )
Sunrin Internet High School - Information Security (118th) (2023.03 ~ 2026.02)

Programs

KITRI Best of the Best (BoB) 12th - Vulnerability Analysis Track (2023.07 ~ 2024.03)
Seoul Women’s University - Gifted Institute of Information Security (2024.05 ~ 2024.11)
Sunrin Internet High School - Gifted Institute of Software (2021.04 ~ 2022.11)

Experience

Project Sekai - Member (2025.02 ~ )
CCA - Executive (2024.08 ~ )
Layer7 Hacking Club - Member 23rd (2023.03 ~ 2026.02)
TeamH4C / C4C - CTF Player (2023.12 ~ 2025.02)

Honors & Awards

[2025]

1st, Whitehat Conference (Team. 꼬키오)
1st, 2025 Army Cybersecurity Challenge (Team. 해킹그까이꺼)
1st, Yeongnam Regional Cyber Defense Competition (Team. 꼬키오)
2nd, Codegate jr 2025 Final
2nd, CCE, Cyber Conflict Exercise Final (Team. 꼬키오)
2nd, Cyberguardians CTF (Team. dakuo fanclub)
3rd, Ajou University COSS (Team. 삼삼은구)

[2024]

1st, KERIS Information Security Competition Final (Team. 팀원은 믿어야해요)
2nd, KERIS Information Security Competition Quals
3rd, LG U+ Security Hackathon (Team. 현재 사용자의 국가 또는 지역에서 볼 수 없는 팀명입니다)
3rd, CCE, Cyber Conflict Exercise Final (Team. 솜사탕은 씻어먹어요)
3rd, Whitehat Conference (Team. 나야김건호근데수상을곁들인)
3rd, UHCON, Ulsan Hacking Contest (Team. 건뽕)
3rd, Cyberguardians CTF (Team. 팀명을 정하는 순간 제가 무슨 생각을 했을까요)
Codegate 2024 Final

[2023]

1st, JBU CTF (Team. 칼을 숫돌로 가는게 취미에요)
1st, Logcon CTF
3rd, Layer7 CTF
5th, Cyberguardians CTF (Team. :O)
CCE, Cyber Conflict Exercise Final
WACON, Whitehacker Attack CONtest Final
ELECCON, ELEctric sector Cyber CONtest Final

[2022]

1st, 창의적 산출물 발표회
2nd, Layer7 CTF
3rd, SW 영재 창작대회

Projects

Nintendo Switch Game Vulnerability Analysis - BoB 12th Project (2023.10 ~ 2024.01)
Yealink IP Phone Vulnerability Analysis (2024.10 ~ 2024.12)

Contributions

2024 KAIST-POSTECH Science War CTF Author (pokary, synergy)
2024 LAYER7 CTF Author

Talks & Presentations

해킹하는 부엉이들 2025 (레벨업하며 배우는 닌텐도 취약점 찾기기)
.HACK 2024 (Junior Session : A Journey from a game player to a game hacker)
학생용 해킹노트 2024 (고등학생 보안인의 고민과 BoB에서 얻을 수 있는 것들)

Contact

Email : kio070207@gmail.com

Discord : kio_0207 (kio)