TeamH4C

Reverser & Pwner

Vulnerability Analyzer

CAU Industrial Security ISANG 2023 Club Leader

CAU Industrial Security SECURIOUS Club Web Hacking Track Mentor (2023)

KITRI BoB 12th Vulnerability Analysis Track

Chung-Ang Univ SECURIOUS Vulnerability Analysis Track Senior (2024.03 ~ )

Open Source Contribute Netatalk (I found discrepancy in buffer size )

• Procagen LIS Development and Server management (2021.12 ~ 2022.06)
• Fourchains Moulus Service Develop and Server management (2022.06 ~ 2023.07)
• Synology NAS Vulnerability Analysis (Team TGLS, BoB 12th) (2023.09 ~ 2023.12)
• Synology SRM Vulnerability Analysis (PM) (2024.02 ~ 2024.06)
• NVR/IPC Pentest And Vulnerability Analysis (2024.02.16~2024.04.05, in STEALIEN)
• IPC Service Pentest And Vulnerability Analysis (2024.08.12~2024.09.06, in STEALIEN)

Update Soon...

CVE-2024-4464
CVE-2024-53286
CVE-2024-50395
CVE-2024-53287
CVE-2024-53288
CVE-2024-53279
CVE-2024-53280
CVE-2024-53281
CVE-2024-53282
CVE-2024-53283
CVE-2024-53284
CVE-2024-53285
CVE-2024-0854
CVE-2025-44015

KVE-2025-0160

• 2022 SSTF 47th (Team ISANG)
• IrisCTF 2023 23rd (Team APT0)
• Dreamhack CTF season3 (div2, 2023.03) 3rd
• 2023 HackTheon Sejong Final Stage (Team NYWT)
• 2023 Christmas CTF (Dreamhack) Contest Challange Submission and Operation.
• 2023, 2024 1st, 2nd Chung-Ang Univ Club Union CTF Contest Challange Submission and Operation.
• 2024 KITRI White Hat School 2nd Class competition CTF Contest Challange Submission and Operation.
• 2024 damCTF 9th (Team budaejjigae)
• 2024 Defcon 26th (Team budaejjigae)
• 2024 Hacktheon Biginner 37th
• 2024 rstcon 2024 10th (Team tw0n3-bytes)