English

Windows (en)

Cheat Sheet for Dump Analysis and Live Debugging with WinDbg

A cheat sheet summarizing the WinDbg commands I often use personally. I plan to add more content in the future.

Read
CTF (en)

Cyber Apocalypse 2023 Writeup

Cyber Apocalypse 2023 Writeup

Read
CTF (en)

KnightCTF CTF 2022 Writeup

KnightCTF CTF 2023 Writeup

Read
Notes (en)

Notes on Configuring Gatsby So Large Cards Are Displayed When Blog Links Are Posted to Twitter

How to display a large card when a blog URL is posted to Twitter

Read
CTF (en)

Idek CTF 2022 Writeup

Idek CTF 2022 Writeup

Read
CTF (en)

Iris CTF 2023 Writeup

Iris CTF 2023 Writeup

Read
Ghidra (en)

Use the Ghidra Debugger in 2023! - A Practical Guide

Using the Ghidra debugger feature added in version 10.0 to solve simple Reversing challenges on Windows and Linux.

Read
Notes (en)

Even as a GitHub Free User, I Want to Manage Files Other Than Published Articles in a Private Repository!

How Free-plan users can manage files other than published articles in a private repository even while using GitHub Pages.

Read
CTF (en)

TsukuCTF 2022 Writeup

TsukuCTF 2022 Writeup

Read

Himitsukichi CTF Challenge List

Challenges I created to recreate and verify techniques that I personally found interesting.

Read

Himitsukichi CTF Forensic Oblivious

Writeup for Himitsukichi CTF

Read