{"version":"1.0","published":"2024-03-12 07:24:34","title":"osu!gaming CTF 2024 Writeup","description":"\u300c\u51fa\u306a\u304b\u3063\u305fCTF\u306b\u9650\u3063\u3066\u9762\u767d\u3044\u554f\u984c\u304c\u51fa\u984c\u3055\u308c\u308b\u300d\u3068\u3044\u3046\u30de\u30fc\u30d5\u30a3\u30fc\u306e\u6cd5\u5247\uff08\u6b7b\u8a9e\uff1f\uff09\u3092\u6253\u7834\u3059\u308b\u73fe\u5b9f\u89e3\u306e\u4e00\u3064\u3068\u3057\u3066\u3001\u300c\u53ef\u80fd\u306a\u9650\u308a\u591a\u304f\u306eCTF\u306b\u53c2\u52a0\u3059\u308b\u300d*1\u3068\u3044\u3046\u306e\u304c\u3042\u308a\u307e\u3059\u3002 \u3044\u308d\u3044\u308d\u3068\u5bbf\u984c\u306f\u6e9c\u307e\u3063\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u30013/2 \u306b\u958b\u50ac\u3055\u308c\u305f \u300cosu!gaming CTF 2024\u300d\u306b\u53c2\u52a0\u3057\u3001\u300clucky-roll-gaming\u300d1\u554f\u3060\u3051\u89e3\u304d\u307e\u3057\u305f\u3002 \u8a2d\u554f \u4ee5\u4e0b\u306e 2 \u30d5\u30a1\u30a4\u30eb\u304c\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002 \u300cscript.py\u300d from Crypto.Util.number import getPrime # https://pypi.org/project/pycryptodome/ from Crypto.\u2026","blog_title":"Learning cyber security by playing and enjoying CTFs","provider_name":"Hatena Blog","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fm5453.hatenablog.com%2Fentry%2F2024%2F03%2F12%2F072434\" title=\"osu!gaming CTF 2024 Writeup - Learning cyber security by playing and enjoying CTFs\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"blog_url":"https://m5453.hatenablog.com/","url":"https://m5453.hatenablog.com/entry/2024/03/12/072434","height":"190","author_name":"M5453","author_url":"https://blog.hatena.ne.jp/M5453/","provider_url":"https://hatena.blog","categories":[],"width":"100%"}