{"type":"rich","image_url":null,"description":"\u3053\u308c\u306f\u3001\u306a\u306b\u3092\u3057\u305f\u304f\u3066\u66f8\u3044\u305f\u3082\u306e\uff1f \u3053\u306e\u3042\u305f\u308a\u3092\u898b\u3066\u3044\u3066 https://github.com/openjdk/jdk11u/blob/jdk-11.0.9.1%2B1/src/java.base/share/classes/sun/security/provider/SecureRandom.java#L96-L116 digest = MessageDigest.getInstance(\"SHA\"); MessageDigest\u3092\u4f7f\u3046\u6642\u306f\u3001\u4eca\u307e\u3067\u5177\u4f53\u7684\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u540d\u3092\u6307\u5b9a\u3057\u3066\u4f7f\u3063\u305f\u3053\u3068\u3057\u304b\u306a\u3063\u305f\u306e\u3067\u3001\u3053\u3046\u3044\u3046\u6307\u5b9a\u306e\u6642\u306b \u5b9f\u4f53\u3068\u3057\u3066\u306f\u3069\u3046\u306a\u308b\u306e\u304b\u306a\uff1f\u3068\u601d\u3044\u307e\u3057\u3066\u3002 \u3042\u3068\u3001\u8abf\u3079\u3066\u3044\u305f\u3089Cip\u2026","width":"100%","categories":["Java"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkazuhira-r.hatenablog.com%2Fentry%2F2021%2F01%2F07%2F001256\" title=\"MessageDigest\u306b&quot;SHA&quot;\u3068\u304b\u3001Cipher\u306b&quot;AES&quot;\u3068\u3060\u3051\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u3069\u3046\u306a\u308b\u306e\uff1f - CLOVER\ud83c\udf40\" 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://kazuhira-r.hatenablog.com/entry/2021/01/07/001256","blog_url":"https://kazuhira-r.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/Kazuhira/","provider_name":"Hatena Blog","blog_title":"CLOVER\ud83c\udf40","provider_url":"https://hatena.blog","version":"1.0","height":"190","published":"2021-01-07 00:12:56","author_name":"Kazuhira","title":"MessageDigest\u306b\"SHA\"\u3068\u304b\u3001Cipher\u306b\"AES\"\u3068\u3060\u3051\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u3069\u3046\u306a\u308b\u306e\uff1f"}