Registration is available now! score.ctf.tsg.ne.jp/?x

Less than 5 hours until the start! We have published the release schedule of challenges. This is important information, so we recommend that you check it in advance.

Two hours have passed! Some new challenges arrived!

We released 5 new challenges: tinyfs (Pwn), streamer (Crypto), T the weakest (Rev), Conduit (Rev), Graffiti in the Fog (Misc)!!

12 hours have passed. There are still several unsolved problems... Please rescue them!! #tsg_ctf

TSG CTF 2023 is over! Thank you for your participation 🖥️ 👻 Just one thing: You can still submit the survey. Please fill it if you are missing! Multiple submissions from one team are allowed. score.ctf.tsg.ne.jp/challenges #tsg_ctf

Notice. 博多市, who started TSG CTF four years ago and has led the event until now, has stepped down as TSG CTF leader after TSG CTF 2023. The next TSG CTF will be under the direction of イワシイラ, an experienced CTF player.

We've published all problems, solutions and some writeups. Check it out! github.com/tsg-ut/tsgctf2…

Flatt Securityは 12月14日(土), 15日(日)に開催されるTSG CTF 2024 TSG CTF International に協賛させていただいております！ 入賞者は最大1,000USDの賞金を獲得できるほか、1位のチームはSECCON CTF 13 決勝戦(International)への出場権も得られます。ぜひご参加ください！ ctf.tsg.ne.jp

TSG CTF 2024 score server is now open. Register now! score.ctf.tsg.ne.jp #tsg_ctf

TSG CTF 2024 starts in 4 hours! If you haven't registered yet, be sure to sign up soon! score.ctf.tsg.ne.jp #tsg_ctf

TSG CTF 2024 is starting soon! Here is the release schedule of the challenges. Please check it out! #tsg_ctf

All challenges have been published. GANBATTE! #tsg_ctf

TSG CTF 2024 is over! Thank you for your participation🚩 Just one thing: You can still submit the survey. Please fill it if you are missing! score.ctf.tsg.ne.jp/challenges #tsg_ctf

🚩🚩🚩Final Score🚩🚩🚩 1st: blue-lotus 2nd: DiceGang 3rd: SUSH1st Congratulations!!🎉 #tsg_ctf