Writeups
This is my collection of writeups. You can find writeups for CTFs that I have participated in. I am also sharing writeups for some other cybersecurity challenges here.
DiceCTF 2024 qualifications challenges
These are my writeups for the DiceCTF 2024 qualifications. The event took place from Fri, 2 Feb. 2024 21:00 UTC until Sun, 4 Feb., 2024 21:00 UTC.
Hack The Box challenges
Here are my writeups for retired Hack The Box challenges (this link requires logging in).
Hack The Box machines
Here are my writeups for retired Hack The Box machines that I’ve solved before.
- Hack The Box Shocker Writeup
- Hack The Box Valentine Writeup
- Hack The Box Grandpa Writeup
- Hack The Box Jerry Writeup
- Hack The Box Granny Writeup
- Hack The Box Legacy Writeup
SECCON CTF 13 決勝観戦CTF challenges
These are my writeups for the SECCON CTF 13 決勝観戦CTF challenges. The event took place from Sat, 1 Mar. 2025 11:00 JST until Sun, 2 Mar. 2025 16:00 JST.
SekaiCTF 2024 challenges
These are my writeups for SekaiCTF 2024. The event took place from Sat, 24 Aug. 2024 01:00 Japan Standard Time (JST) until Mon, 26 Aug., 2024 01:00 JST.
Fetch the Flag CTF 2023
Here are my writeups for Fetch the Flag CTF 2023. The event took place from Fri, 27 Oct. 2023 09:00 Eastern Standard Time (EST) until Sat, 28 Oct. 2023 09:00 EST.