{"description":"CTF\u306b\u304a\u3051\u308bCrypto\u5165\u9580\u3068\u307e\u3068\u3081\u306e1\u3064\u3067\u3059\u3002 AES Rijandael\u6697\u53f7 \u30d1\u30c7\u30a3\u30f3\u30b0\u65b9\u5f0f \u30d6\u30ed\u30c3\u30af\u6697\u53f7\u30e2\u30fc\u30c9 ECB\u30e2\u30fc\u30c9 CBC\u30e2\u30fc\u30c9 CFB: Cipher FeedBack Mode / OFB: Output-FeedBack mode CTR / GCM XCB\u30e2\u30fc\u30c9\u3078\u306e\u653b\u6483 XTS: XEX encryption mode with tweak and ciphertext stealing \u4ed6 \u4ed6\u3001\u653b\u6483\u30e1\u30e2 AES AES = \u30d6\u30ed\u30c3\u30af\u6697\u53f7\u30b3\u30f3\u30da\u3067\u9078\u5b9a\u3055\u308c\u305fRijandael\u3068\u3044\u3046\u5bfe\u79f0\u6697\u53f7 AES\u306e\u6b20\u70b9\u300c\u3061\u3087\u3046\u306916bytes\u3057\u304b\u6697\u53f7\u5316\u3067\u304d\u306a\u3044\u300d \u8868\u8a18\u65b9\u6cd5: AES-1\u2026","published":"2025-11-26 23:37:07","author_name":"hamayanhamayan","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.hamayanhamayan.com%2Fentry%2F2025%2F11%2F26%2F233707\" title=\"CTF\u306eCrypto\u306b\u304a\u3051\u308bAES\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>","url":"https://blog.hamayanhamayan.com/entry/2025/11/26/233707","provider_name":"Hatena Blog","height":"190","blog_title":"\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093","title":"CTF\u306eCrypto\u306b\u304a\u3051\u308bAES\u307e\u3068\u3081","image_url":null,"blog_url":"https://blog.hamayanhamayan.com/","version":"1.0","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/hamayanhamayan/","categories":["Security"],"width":"100%","type":"rich"}