{"url":"https://m5453.hatenablog.com/entry/2026/04/06/024519","blog_url":"https://m5453.hatenablog.com/","provider_name":"Hatena Blog","width":"100%","version":"1.0","categories":[],"image_url":null,"title":"Daily AlpacaHack \"The Horn\" writeup","blog_title":"Learning cyber security by playing and enjoying CTFs","type":"rich","height":"190","author_url":"https://blog.hatena.ne.jp/M5453/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fm5453.hatenablog.com%2Fentry%2F2026%2F04%2F06%2F024519\" title=\"Daily AlpacaHack &quot;The Horn&quot; 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>","published":"2026-04-06 02:45:19","provider_url":"https://hatena.blog","description":"\u306f\u3058\u3081\u306b \u3053\u306e\u8a18\u4e8b\u306f\u3001Daily AlpacaHack\u30672026\u5e744\u67085\u65e5\u306b\u51fa\u984c\u3055\u308c\u305f \"The Horn\" \u306e writeup \u3067\u3059\u3002 \u306f\u3058\u3081\u306b \u8a2d\u554f \u691c\u8a0e \u30bd\u30eb\u30d0 \u8a2d\u554f Originally \u201cCarry the Flame\u201d, but for AlpacaHack \u2693\u2693\u2693\u2693\u2693\u2693\u2693 What do you think is the best score? \u5b9f\u969b\u306e\u554f\u984c\u6587\u306e\u4e2d\u3067\u306f\u63a5\u7d9a\u5148\u304c\u793a\u3055\u308c\u3001\u914d\u5e03\u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3057\u305f\u3002 \u914d\u5e03\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u3001\u4ee5\u4e0b\u306epython\u30b3\u30fc\u30c9\u304c\u5165\u3063\u3066\u3044\u307e\u3057\u305f\u3002 \u300cthe_horn.py\u300d import os ROUNDS = 32 BLOCK_\u2026","author_name":"M5453"}