LINE CTF

Get Ready to Compete!

00d 00h 00m 00s
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Join us for an exciting cybersecurity challenge featuring innovative problems and cutting-edge security scenarios.
Test your skills against the best!

📅 Event Details
  • Name LINE CTF 2025
  • Schedule Loading...
  • Style Jeopardy (Team @ Online)
  • Organizer LY Corporation
🏆 Prizes
🥇 $5,000
🥈 $3,000
🥉 $2,000
💬 Communication & Updates
CTFtime Event Discord Official News @lycorptech_jp @lycorptechjp_e
🚀 Challenge Categories
🔐 Cryptography
🌐 Web Security
⚡ Pwn
🔄 Reverse

Multiple challenge categories designed to test various security skills

LINE CTF 2025 has ended

Thank you for joining and competing in this year's LINE CTF.
We hope you enjoyed the challenges and learned something new along the way!
See you again next year!

🏆 Final Results

🥇
The Duck
🥈
GMO Ierae
🥉
Odin

Writeup Submission

Top 3 teams must submit official writeups by Loading...
to [email protected]

Made with passion by LY Corporation Security Team
© 2025 LY Corporation. All rights reserved.