Jinheon Lee

Our club will host the first-ever CyKor CTF ! We have prepared a set of high-quality challenges, please play our CTF! 🥹

1. We’re actively looking for sponsors for CyKor CTF. If you’re interested, please reach out at korea.cykor@gmail.com 🚀 2. We’d love to connect with hacking/security clubs from universities abroad! We’re also considering inviting each other to our universities!! Please DM!! 😁

@pr0cf51 Congratulations!

I've been ranked 2nd for two years 🥲

I posted a DEFCON33 CTF challenge, jxl4fun2 (pwn).

We have recently launched a blog 🥳🥳 We're proud to share our very first post: "Write-up for AlpacaHack Round 9", written by @ah_p_uh, who is a member of our club! blog.cykor.kr/2025/02/Write-… Check it out and keep following our blog for more updates! 🚀

Mechazilla has caught the Super Heavy booster!

The last day of OffensiveCon 🍸🍷🍻

If you like memory corruption, low-level internals and building custom decompilers to analyse novel exploits check out the write-up here: googleprojectzero.blogspot.com/2023/10/an-ana…

I'm in HEXACON

데프콘 본선을 4위로 마무리했습니다. 14명의 한국인이 모여 만든 낭만은 내년에도 계속됩니다. 😆 HypeBoy got 4th place in #DEFCON 🥳 Keep your eyes on 14 koreans :))) youtu.be/11cta61wi0g

[Zer0Con2023] "Gold Sponsor" Thanks to PK Security(@pksecurity_io) for sponsoring the "Gold" 👊 PKSecurity is an offensive research company focusing on OS and Application vulnerability research. #Zer0Con2023

Pwn2own 2023 is coming in now. This pwn2own season remind us that we pwned microsoft teams (unfortunately we failed in real round). Here is our first blog post about our journey of pwn2own 2022 microsoft teams RCE. blog.pksecurity.io/2023/01/16/202…

@adm1nkyj1 Cool

My jeb plugin is almost done i will release to soon

StarBugs!

@howdays1 I'm your big fan !