大家好我是 JACKOHA

$whoami

My name is jackoha
a crypto and web CTF player + pentest
Team : jackoha@ICEDTEA/VGLof!/fewer

COMPETITION

  • THJCC 2024 Student Division rk.10
  • 第十九屆資安技能金盾獎 國高中組 rk.2 @NutritiousTraditionalRamen
  • picoCTF 2025 - rk.216 @VGLof!
  • Sekai CTF 2025 - rk.30 @ICEDTEA
  • ImaginaryCTF 2025 - rk.30 @ICEDTEA
  • osu!gaming CTF 2025 - rk.11 @ICEDTEA
  • AIS3 pre-exam - rk.49
  • AIS3 專題 (NETIS router 0-day) - 最佳專題獎
  • HITCON CTF 2025 - rk.29 @ICEDTEA
  • HITCON CTF EXHIBITION - rk.3 @ICEDTEA
  • LA CTF 2026 - rk.9 @ICEDTEA
  • Srdnlen CTF 2026 Quals - rk.17 @ICEDTEA
  • AIS3 EOF Qual - rk.11 @ദ്ദി ᗜˬᗜ✧
  • AIS3 EOF FINAL - rk.6 @ദ്ദി ᗜˬᗜ✧
  • DiceCTF 2026 Quals - rk.23 @fewer
  • Kashi CTF 2026 - rk.15 @Auron_x_Syuan❤️
  • CryptoHack All challenge Solved!!!

Certs

  • Offensive Security Certified Professional(OSCP/OSCP+)

Activities

  • THJCC 臺灣高中聯合資安競賽 2025~2026 - 驗題+出題
  • NHNC 2025 - 出題
  • 2025 SITCON - Attendee
  • 2025 HITCON - Attendee
  • 2025 AIS3 JUNIOR - 學員
  • 2026 SITCON - Attendee
  • 好厲駭 10th - 高階培訓學員

說些什麼吧！

giscus