{"categories":["Security"],"blog_title":"\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093","published":"2022-12-14 23:42:57","description":"\u3053\u306e\u8a18\u4e8b\u306fCTF Advent Calendar 2022\u306e14\u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002 \u6628\u65e5\u306fCTF\u306b\u304a\u3051\u308b\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u5165\u9580\u3068\u307e\u3068\u3081 - \u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u3067\u3057\u305f\u3002\u6bb4\u308a\u66f8\u304d\u3067\u3059\u307f\u307e\u305b\u3093\u3002 \u521d\u3081\u306b \u672c\u8a18\u4e8b\u3067\u306f\u3001CTF\u3067\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\uff08steganography\uff09\u3068\u8a00\u308f\u308c\u308b\u5206\u91ce\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u308b\u3002 \u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u306f\u77e5\u3063\u3066\u3044\u308b\u3060\u3051\u3067\u89e3\u3051\u308b\u3088\u3046\u306a\u554f\u984c\u3082\u591a\u304f\u3042\u308b\u306e\u3067\u3001\u5099\u5fd8\u3082\u517c\u306d\u3066\u307e\u3068\u3081\u3066\u304a\u304f\u3002 \u6ce8\u610f\u4e8b\u9805 \u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u554f\u984c\u306f\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u3068\u3044\u3046\u30ab\u30c6\u30b4\u30ea\u306b\u5165\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059 -> CTF\u306b\u304a\u3051\u308b\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u5165\u9580\u3068\u307e\u3068\u3081 - \u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093 \u672c\u77e5\u8b58\u3092\u305d\u306e\u307e\u307e\u5b9f\u4e16\u754c\u3067\u4f7f\u7528\u3059\u308b\u306e\u306f\u63a8\u5968\u2026","image_url":null,"provider_url":"https://hatena.blog","height":"190","type":"rich","url":"https://blog.hamayanhamayan.com/entry/2022/12/14/234257","blog_url":"https://blog.hamayanhamayan.com/","title":"CTF\u306b\u304a\u3051\u308b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u5165\u9580\u3068\u307e\u3068\u3081","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.hamayanhamayan.com%2Fentry%2F2022%2F12%2F14%2F234257\" title=\"CTF\u306b\u304a\u3051\u308b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u5165\u9580\u3068\u307e\u3068\u3081 - \u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/hamayanhamayan/","author_name":"hamayanhamayan","version":"1.0","provider_name":"Hatena Blog","width":"100%"}