- M.S. Student of ML Lab and CompSec Lab
- Member of PLUS
- (Ex) Software Engineer of Theori, ChainLight and Relic Protocol
- π‘οΈ AIxCC Semifinals Competition (2024, Winner)
- π¦ Theori (2022-2023, Software Engineer)
- π¦ Theori (2021, Researcher)
- β 2024 DEF CON CTF
Cold Fusion
9th - β 2023 DEF CON CTF
MMM
1st - β 2023 DEF CON CTF Qualifier
MMM
2nd - π± 2023 SSTF
The Duck
1st - π¦ 2023 HITCON CTF
νλ‘κ·Έλ¨νΈλͺ¨μ°
4th - π¦ 2023 HITCON CTF Quals
νλ‘κ·Έλ¨νΈλͺ¨μ°
6th - π¦ 2023 Codegate CTF Final
PLUS
3rd - π¦ 2023 Codegate CTF Preliminary
PLUS
3rd - π¦ 2022 Codegate CTF Final
PLUS
5th - π¦ 2022 Codegate CTF Preliminary
PLUS
5th - 0οΈβ£ 2022 zer0pts CTF
PLUS
5th - π¦ 2022 UIUCTF
PLUS
6th - π¦ 2022 HITCON CTF
The Duck
8th - 0οΈβ£ 2021 zer0pts CTF
K-Students
2nd - π¦
2021 POSTECH-KAIST SCIENCE WAR
PLUS
2nd - π₯ 2021 LINE CTF
K-Students
13th - β 2020 DEF CON CTF
koreanbadass
12th - β 2020 DEF CON CTF Qualifier
koreanbadass
7th - πΆ 2020 CONFidence CTF Teaser
DDP
1st - π± 2020 Plaid CTF
koreanbadass
4th - π¦ 2020 Codegate CTF Preliminary
MINUS
8th - π¦ 2020 UIUCTF
PLUS
6th - π¨ 2020 SECCON CTF
Disaster-level Hacker Laboratory
8th - π― 2020 Balsn CTF
PLUS
8th - π₯ 2021 LINE CTF
K-Students
13th - πΉ 2020 Definit CTF
2u1q
18th - 0οΈβ£ 2020 0CTF/TCTF Quals
PLUS x GoN
20th - 1οΈβ£ 2020 N1CTF
PLUS
21th - π¦ 2019 HITCON CTF
LeaveCat-PLUS
14th - π―π΅ 2019 TokyoWesterns CTF
LeaveCat-PLUS
17th