{"provider_url":"https://hatena.blog","categories":["C#"],"blog_title":"shikaku's blog","type":"rich","url":"https://blog.systemjp.net/entry/2018/11/07/230730","version":"1.0","image_url":null,"title":"C# \u3067 AES\u6697\u53f7 (\u5171\u901a\u9375\u6697\u53f7) \u3092 \u5229\u7528 \u3059\u308b \u65b9\u6cd5 256bit","blog_url":"https://blog.systemjp.net/","height":"190","author_name":"shikaku","author_url":"https://blog.hatena.ne.jp/shikaku/","provider_name":"Hatena Blog","published":"2018-11-07 23:07:30","width":"100%","description":"using System; using System.Security.Cryptography; public void CreateKey1(out string iv, out string key) { var BLOCK_SIZE = 128; // 128bit \u56fa\u5b9a var KEY_SIZE = 256; // 128/192/256bit \u304b\u3089\u9078\u629e // AES\u6697\u53f7\u30b5\u30fc\u30d3\u30b9\u3092\u751f\u6210 var csp = new AesCryptoServiceProvider(); csp.BlockSize = BLOCK_SIZE; csp.KeySize = KEY_SIZE; csp.Mo\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.systemjp.net%2Fentry%2F2018%2F11%2F07%2F230730\" title=\"C# \u3067 AES\u6697\u53f7 (\u5171\u901a\u9375\u6697\u53f7) \u3092 \u5229\u7528 \u3059\u308b \u65b9\u6cd5 256bit - shikaku&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}