{"author_name":"inaz2","height":"190","provider_url":"https://hatena.blog","version":"1.0","published":"2015-12-23 00:09:23","provider_name":"Hatena Blog","blog_url":"https://inaz2.hatenablog.com/","url":"https://inaz2.hatenablog.com/entry/2015/12/23/000923","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finaz2.hatenablog.com%2Fentry%2F2015%2F12%2F23%2F000923\" title=\" CBC mode\u306b\u5bfe\u3059\u308bPadding oracle attack\u3092\u3084\u3063\u3066\u307f\u308b - \u3082\u3082\u3044\u308d\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","description":"\u3053\u306e\u8a18\u4e8b\u306f\u300c\u8106\u5f31\u6027\"&'<<>\\ Advent Calendar 2015\u300d23\u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002 \u30d6\u30ed\u30c3\u30af\u6697\u53f7\u30e2\u30fc\u30c9\u306e\u3072\u3068\u3064\u3067\u3042\u308bCBC mode\u306b\u306f\u3001Padding oracle attack\u3068\u547c\u3070\u308c\u308b\u653b\u6483\u624b\u6cd5\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u308b\u3002 \u3053\u308c\u306f\u3001\u7e70\u308a\u8fd4\u3057\u5fa9\u53f7\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u3001\u304b\u3064\u5fa9\u53f7\u306e\u6210\u5426\u304c\u89b3\u6e2c\u53ef\u80fd\u306a\u3068\u304d\u3001\u30d0\u30a4\u30c8\u3054\u3068\u306e\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u306b\u3088\u308a\u6697\u53f7\u6587\u304c\u5fa9\u5143\u3067\u304d\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3042\u308b\u3002 \u3053\u3053\u3067\u306f\u3001\u5b9f\u969b\u306b\u7c21\u5358\u306a\u30b3\u30fc\u30c9\u3092\u7528\u3044\u3066\u3053\u308c\u3092\u78ba\u8a8d\u3057\u3066\u307f\u308b\u3002 \u74b0\u5883 Ubuntu 14.04.3 LTS 64bit\u7248\u3001Ruby 1.9.3 $ uname -a Linux vm-ubuntu64 3.19.0-25\u2026","author_url":"https://blog.hatena.ne.jp/inaz2/","image_url":null,"blog_title":"\u3082\u3082\u3044\u308d\u30c6\u30af\u30ce\u30ed\u30b8\u30fc","title":" CBC mode\u306b\u5bfe\u3059\u308bPadding oracle attack\u3092\u3084\u3063\u3066\u307f\u308b","type":"rich","categories":["Crypto"]}