{"id":10692,"date":"2025-05-19T15:08:50","date_gmt":"2025-05-19T13:08:50","guid":{"rendered":"https:\/\/webhosting.de\/ssl-zertifikat-guenstig-sichere-verbindung-einrichten-leitfaden-verschluesselung\/"},"modified":"2025-05-19T15:08:50","modified_gmt":"2025-05-19T13:08:50","slug":"ssl%e8%a8%bc%e6%98%8e%e6%9b%b8-%e6%a0%bc%e5%ae%89%e3%82%bb%e3%82%ad%e3%83%a5%e3%82%a2%e6%8e%a5%e7%b6%9a%e3%82%bb%e3%83%83%e3%83%88%e3%82%a2%e3%83%83%e3%83%97%e3%82%ac%e3%82%a4%e3%83%89-%e6%9a%97","status":"publish","type":"post","link":"https:\/\/webhosting.de\/ja\/ssl-zertifikat-guenstig-sichere-verbindung-einrichten-leitfaden-verschluesselung\/","title":{"rendered":"SSL\u8a3c\u660e\u66f8\u3092\u304a\u5f97\u306a\u4fa1\u683c\u3067\u53d6\u5f97\u30fb\u8a2d\u5b9a\uff1a\u5b89\u5168\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u305f\u3081\u306e\u5b8c\u5168\u30ac\u30a4\u30c9"},"content":{"rendered":"<p>A <strong>SSL\u8a3c\u660e\u66f8<\/strong> \u306f\u3001\u5b89\u5168\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u57fa\u672c\u3067\u3042\u308a\u3001\u9001\u4fe1\u4e2d\u306b\u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001SSL\u8a3c\u660e\u66f8\u3092\u304a\u5f97\u306a\u4fa1\u683c\u3067\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\u3001SSL\u8a3c\u660e\u66f8\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u7a2e\u985e\u304c\u3042\u308b\u306e\u304b\u3001\u4e88\u5099\u77e5\u8b58\u304c\u306a\u304f\u3066\u3082\u6b63\u3057\u304f\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n<h2>\u4e2d\u5fc3\u70b9<\/h2>\n<ul>\n  <li><strong>SSL\u8a3c\u660e\u66f8<\/strong> \u8a2a\u554f\u8005\u3092\u30c7\u30fc\u30bf\u76d7\u96e3\u304b\u3089\u5b88\u308a\u3001\u4fe1\u983c\u3092\u5f37\u5316\u3057\u307e\u3059\u3002<\/li>\n  <li><strong>DV\u3001OV\u3001EV\u8a3c\u660e\u66f8<\/strong> \u4fa1\u683c\u3068\u691c\u8a3c\u306e\u7a0b\u5ea6\u304c\u7570\u306a\u308b<\/li>\n  <li><strong>\u6697\u53f7\u5316\u3057\u3088\u3046<\/strong> \u306f\u3001\u591a\u304f\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u5411\u3051\u306e\u7121\u6599\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002<\/li>\n  <li><strong>\u30a6\u30a7\u30d6\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30d0\u30a4\u30c0<\/strong> webhoster.de\u306e\u3088\u3046\u306bSSL\u3092\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u7d71\u5408\u3057\u3066\u3044\u308b\u3002<\/li>\n  <li><strong>HTTPS<\/strong> SEO\u3092\u6539\u5584\u3057\u3001\u6cd5\u7684\u8981\u4ef6\u3092\u6e80\u305f\u3059<\/li>\n<\/ul>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2025\/05\/ssl-zertifikat-sicher-einrichten-4723.webp\" alt=\"SSL\u8a3c\u660e\u66f8\u306e\u8a2d\u5b9a - \u5b8c\u5168\u30ac\u30a4\u30c9\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>SSL\u8a3c\u660e\u66f8\u304c\u5fc5\u8981\u306a\u7406\u7531<\/h2>\n<p>SSL\u8a3c\u660e\u66f8\u306f\u3001\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u3068\u30d6\u30e9\u30a6\u30b6\u9593\u306e\u63a5\u7d9a\u3092\u6697\u53f7\u5316\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u652f\u6255\u3044\u30c7\u30fc\u30bf\u3001\u500b\u4eba\u60c5\u5831\u304c\u7b2c\u4e09\u8005\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u304b\u3089\u4fdd\u8b77\u3055\u308c\u307e\u3059\u3002SSL\u304c\u306a\u3044\u3068\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u8a2a\u554f\u8005\u304c\u3042\u306a\u305f\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u907f\u3051\u308b\u53ef\u80fd\u6027\u3082\u9ad8\u307e\u308a\u307e\u3059\u3002<\/p>\n<p>Google\u306fHTTPS\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u3088\u308a\u826f\u304f\u30e9\u30f3\u30af\u4ed8\u3051\u3057\u3001\u6700\u65b0\u306e\u30d6\u30e9\u30a6\u30b6\u306fSSL\u306e\u306a\u3044\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u300c\u5b89\u5168\u3067\u306f\u306a\u3044\u300d\u3068\u7a4d\u6975\u7684\u306b\u8868\u793a\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u307e\u305f\u3001GDPR\u306b\u3088\u3063\u3066\u3001\u5b89\u5168\u306a\u63a5\u7d9a\u3092\u4ecb\u3057\u3066\u500b\u4eba\u30c7\u30fc\u30bf\u3092\u8ee2\u9001\u3059\u308b\u3053\u3068\u304c\u6cd5\u7684\u306b\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u898b\u6163\u308c\u305f\u9320\u524d\u306e\u30b7\u30f3\u30dc\u30eb\u306b\u3088\u308a\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u307e\u308a\u3001\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387\u304c\u5411\u4e0a\u3059\u308b\u3068\u3044\u3046\u30e1\u30ea\u30c3\u30c8\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n<h3>SSL\/TLS\u306e\u6280\u8853\u7684\u80cc\u666f<\/h3>\n<p>\u79c1\u305f\u3061\u306f\u901a\u5e38\u300cSSL\u300d\u306b\u3064\u3044\u3066\u8a71\u3057\u307e\u3059\u304c\u3001\u73fe\u5728\u5b9f\u969b\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b\u306e\u306fTLS\u30d7\u30ed\u30c8\u30b3\u30eb\uff08Transport Layer Security\uff09\u3067\u3059\u3002SSL\u306f\u305d\u306e\u524d\u8eab\u3067\u3001\u53e4\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u69d8\u3005\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8106\u5f31\u6027\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u6700\u65b0\u306eSSL\u8a3c\u660e\u66f8\u306fTLS 1.2\u307e\u305f\u306fTLS 1.3\u306b\u57fa\u3065\u3044\u3066\u304a\u308a\u3001\u5b89\u5168\u306a\u30a8\u30f3\u30c9\u30c4\u30fc\u30a8\u30f3\u30c9\u306e\u6697\u53f7\u5316\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u300c\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u300d\u3068\u547c\u3070\u308c\u3001\u30b5\u30fc\u30d0\u30fc\u3068\u30d6\u30e9\u30a6\u30b6\u9593\u306e\u30c7\u30fc\u30bf\u30b9\u30c8\u30ea\u30fc\u30e0\u304c\u6697\u53f7\u5316\u3055\u308c\u305f\u307e\u307e\u3067\u3042\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u8a31\u53ef\u3055\u308c\u3066\u3044\u306a\u3044\u7b2c\u4e09\u8005\u304c\u9001\u4fe1\u3055\u308c\u305f\u60c5\u5831\u3092\u8aad\u3093\u3060\u308a\u3001\u64cd\u4f5c\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u4f7f\u7528\u3059\u308b\u6697\u53f7\u5316\u30ad\u30fc\u306e\u7a2e\u985e\u3068\u9577\u3055\uff08\u4f8b\u3048\u3070256\u30d3\u30c3\u30c8\uff09\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u975e\u5e38\u306b\u91cd\u8981\u3067\u3042\u308b\u3002\u30d3\u30c3\u30c8\u6570\u304c\u9ad8\u3051\u308c\u3070\u9ad8\u3044\u307b\u3069\u3001\u63a5\u7d9a\u3092\u653b\u6483\u3059\u308b\u3053\u3068\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u591a\u304f\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306f\u3001\u4fe1\u983c\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u3001\u88fd\u54c1\u306e\u8aac\u660e\u306b\u6697\u53f7\u5316\u5f37\u5ea6\u3092\u8a18\u8f09\u3057\u3066\u3044\u307e\u3059\u3002Let's Encrypt\u306e\u3088\u3046\u306a\u7121\u6599\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u591a\u304f\u306e\u5e02\u8ca9\u306eDV\u8a3c\u660e\u66f8\u3068\u540c\u3058\u5f37\u529b\u306a\u6697\u53f7\u5316\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<h3>HTTPS\u304c\u4eca\u65e5\u4e0d\u53ef\u6b20\u306a\u7406\u7531<\/h3>\n<p>\u6570\u5e74\u524d\u307e\u3067\u306f\u3001HTTPS\u306f\u4e3b\u306b\u30ed\u30b0\u30a4\u30f3\u30da\u30fc\u30b8\u3084\u6ce8\u6587\u30d7\u30ed\u30bb\u30b9\u306a\u3069\u3001\u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u9818\u57df\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u305f\u3002\u305d\u306e\u9593\u306b\u3001\u6697\u53f7\u5316\u901a\u4fe1\u306f\u4e00\u822c\u7684\u306b\u91cd\u8981\u306a\u696d\u754c\u6a19\u6e96\u3068\u306a\u3063\u305f\u3002\u30b7\u30f3\u30d7\u30eb\u306a\u30d6\u30ed\u30b0\u3084\u7d14\u7c8b\u306b\u60c5\u5831\u63d0\u4f9b\u306e\u307f\u3092\u76ee\u7684\u3068\u3057\u305f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3067\u3055\u3048\u3001HTTPS\u306e\u6069\u6075\u3092\u53d7\u3051\u3066\u3044\u307e\u3059\u3002\u4eca\u65e5\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u671f\u5f85\u306f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306f\u5b89\u5168\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u305a\u3001\u305d\u3046\u3067\u306a\u3051\u308c\u3070\u907f\u3051\u3089\u308c\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002 <\/p>\n<p>\u307e\u305f\u3001\u304a\u554f\u3044\u5408\u308f\u305b\u3084\u30cb\u30e5\u30fc\u30b9\u30ec\u30bf\u30fc\u306e\u30d5\u30a9\u30fc\u30e0\u306a\u3069\u3001\u307e\u3059\u307e\u3059\u591a\u304f\u306e\u500b\u4eba\u30c7\u30fc\u30bf\u304c\u9001\u4fe1\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002GDPR\u306e\u6cd5\u7684\u8981\u4ef6\u306b\u6e96\u62e0\u3059\u308b\u305f\u3081\u306b\u306f\u3001SSL\u3084TLS\u3092\u907f\u3051\u3066\u901a\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u30d6\u30e9\u30a6\u30b6\u30e1\u30fc\u30ab\u30fc\u3082\u3053\u306e\u91cd\u8981\u6027\u3092\u8a8d\u8b58\u3057\u3066\u304a\u308a\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304cSSL\u3092\u4f7f\u7528\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u4ee5\u524d\u304b\u3089\u30e6\u30fc\u30b6\u30fc\u306b\u8b66\u544a\u3092\u767a\u3057\u3066\u3044\u308b\u3002\u30b0\u30fc\u30b0\u30eb\u3082\u3001HTTPS\u304c\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u56e0\u306b\u306a\u308b\u3053\u3068\u3092\u660e\u3089\u304b\u306b\u3057\u3066\u3044\u308b\u3002\u7af6\u5408\u30b5\u30a4\u30c8\u304c\u3059\u3067\u306b\u5207\u308a\u66ff\u3048\u3066\u3044\u308b\u306e\u3067\u3042\u308c\u3070\u3001\u8ff7\u3046\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n<h2>\u6982\u8981\uff1aSSL\u8a3c\u660e\u66f8\u306e\u7a2e\u985e<\/h2>\n<p>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u898f\u6a21\u306b\u5fdc\u3058\u3066\u3001SSL\u8a3c\u660e\u66f8\u306e\u7a2e\u985e\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u3001\u691c\u8a3c\u3084\u30d6\u30e9\u30a6\u30b6\u3067\u306e\u8868\u793a\u306e\u70b9\u3067\u7570\u306a\u308a\u307e\u3059\u3002\u4e3b\u306a\u30ab\u30c6\u30b4\u30ea\u30fc\u306f\u4ee5\u4e0b\u306e3\u3064\u3067\u3059\u3002<\/p>\n\n<ul>\n  <li><strong>\u30c9\u30e1\u30a4\u30f3\u691c\u8a3c\u6e08\u307f\uff08DV-SSL\uff09<\/strong>\u30b7\u30f3\u30d7\u30eb\u306a\u4fdd\u8b77\u3001\u8cbb\u7528\u5bfe\u52b9\u679c\u3001\u5c0f\u3055\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u500b\u4eba\u306e\u30d6\u30ed\u30b0\u306b\u6700\u9069\u3067\u3059\u3002<\/li>\n  <li><strong>\u7d44\u7e54\u30d0\u30ea\u30c7\u30fc\u30c8\uff08OV-SSL\uff09<\/strong>\u30d3\u30b8\u30cd\u30b9\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u308b\u3002<\/li>\n  <li><strong>\u62e1\u5f35\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\uff08EV-SSL\uff09<\/strong>\u30a2\u30c9\u30ec\u30b9\u30d0\u30fc\u306b\u4f1a\u793e\u540d\u3082\u8868\u793a\u3002\u30aa\u30f3\u30e9\u30a4\u30f3\u30b7\u30e7\u30c3\u30d7\u3084\u91d1\u878d\u30b5\u30fc\u30d3\u30b9\u306b\u6700\u9069\u3067\u3059\u3002<\/li>\n<\/ul>\n\n<p>\u7279\u5225\u306a\u30b1\u30fc\u30b9\u306f <strong>\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8<\/strong>.\u30e1\u30a4\u30f3\u30c9\u30e1\u30a4\u30f3\u3060\u3051\u3067\u306a\u304f\u3001\u3059\u3079\u3066\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3082\u540c\u6642\u306b\u4fdd\u8b77\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8907\u6570\u306eSSL\u8a3c\u660e\u66f8\u3092\u7ba1\u7406\u3059\u308b\u969b\u306e\u30b3\u30b9\u30c8\u3068\u52b4\u529b\u3092\u7bc0\u7d04\u3067\u304d\u307e\u3059\u3002<\/p>\n\n<h3>\u30de\u30eb\u30c1\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8<\/h3>\n<p>\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\u306b\u52a0\u3048\u3066\u3001\u3044\u308f\u3086\u308b\u30de\u30eb\u30c1\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\uff08SAN\u8a3c\u660e\u66f8\uff09\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002\u3053\u308c\u306f\u30011\u3064\u306e\u8a3c\u660e\u66f8\u3067\u8907\u6570\u306e\u72ec\u7acb\u3057\u305f\u30c9\u30e1\u30a4\u30f3\u3092\u30ab\u30d0\u30fc\u3059\u308b\u3082\u306e\u3067\u3042\u308b\u3002\u3053\u308c\u306f\u3001\u305f\u3068\u3048\u3070\u3001\u7570\u306a\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u904b\u55b6\u3057\u3001\u305d\u306e\u3059\u3079\u3066\u304c\u540c\u3058\u8a8d\u8a3c\u5c40\u306b\u3088\u3063\u3066\u4fdd\u8b77\u3055\u308c\u308b\u5834\u5408\u306b\u7279\u306b\u5b9f\u7528\u7684\u3067\u3059\u3002\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\u306f\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u30ab\u30d0\u30fc\u3059\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u30de\u30eb\u30c1\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\u3092\u4f7f\u7528\u3059\u308c\u3070\u3001\u8907\u6570\u306e\u72ec\u7acb\u3057\u305f\u30e1\u30a4\u30f3\u30c9\u30e1\u30a4\u30f3\uff08\u4f8b\u3048\u3070\u3001yourwebsite.com\u3001your-furtherdomain.com\u3001\u7b2c3\u306eTLD\uff09\u3092\u540c\u6642\u306b\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8907\u6570\u306e\u8a3c\u660e\u66f8\u3092\u5225\u3005\u306b\u624b\u52d5\u3067\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n<h2>\u4fa1\u683c\u6bd4\u8f03: SSL\u8a3c\u660e\u66f8\u3092\u6709\u5229\u306a\u4fa1\u683c\u3067\u53d6\u5f97\u3067\u304d\u308b\u306e\u306f\u3069\u3053\u3067\u3059\u304b\uff1f<\/h2>\n<p>\u4ee5\u4e0b\u306e\u8868\u306f\u3001SSL\u8a3c\u660e\u66f8\u306e\u30bf\u30a4\u30d7\u5225\u306b\u3001\u7279\u306b\u9b45\u529b\u7684\u306a\u6761\u4ef6\u3092\u6301\u3064\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3092\u793a\u3057\u305f\u3082\u306e\u3067\u3059\uff1a<\/p>\n\n<table>\n  <thead>\n    <tr>\n      <th>\u30d7\u30ed\u30d0\u30a4\u30c0<\/th>\n      <th>\u8a3c\u660e\u66f8\u306e\u7a2e\u985e<\/th>\n      <th>\u5e74\u9593\u4fa1\u683c<\/th>\n      <th>\u7279\u5225\u306a\u6a5f\u80fd<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>webhoster.de<\/td>\n      <td>DV-SSL<\/td>\n      <td>8,99\u30e6\u30fc\u30ed\u304b\u3089<\/td>\n      <td>\u9ad8\u3044\u63a8\u5968\u7387\u3001\u8fc5\u901f\u306a\u8a2d\u7f6e<\/td>\n    <\/tr>\n    <tr>\n      <td>\u30a4\u30aa\u30ce\u30b9<\/td>\n      <td>DV-SSL\uff08\u30b9\u30bf\u30fc\u30bf\u30fc\uff09<\/td>\n      <td>12\u30e6\u30fc\u30ed\u304b\u3089<\/td>\n      <td>256\u30d3\u30c3\u30c8\u6697\u53f7\u5316<\/td>\n    <\/tr>\n    <tr>\n      <td>\u30a4\u30aa\u30ce\u30b9<\/td>\n      <td>OV-SSL\uff08\u30d3\u30b8\u30cd\u30b9\uff09<\/td>\n      <td>72 \u20ac<\/td>\n      <td>\u4f01\u696d\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u6700\u9069<\/td>\n    <\/tr>\n    <tr>\n      <td>\u30a4\u30aa\u30ce\u30b9<\/td>\n      <td>EV-SSL\uff08\u30d7\u30ec\u30df\u30a2\u30e0\uff09<\/td>\n      <td>204 \u20ac<\/td>\n      <td>\u6700\u5927\u9650\u306e\u4fe1\u983c\u6027<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n<p>\u3055\u3089\u306b\u7bc0\u7d04\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u591a\u304f\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u304c\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7121\u6599\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/webhosting.de\/ja\/%e7%84%a1%e6%96%99%e3%81%aessl%e8%a8%bc%e6%98%8e%e6%9b%b8%e3%82%92%e6%9a%97%e5%8f%b7%e5%8c%96%e3%81%99%e3%82%8b-web%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86%e3%82%a3\/\">\u6697\u53f7\u5316\u3057\u3088\u3046<\/a> \u306b\u983c\u308b\u3053\u3068\u306b\u306a\u308b\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2025\/05\/ssl-zertifikat-guide-1257.webp\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>Let's Encrypt: \u7121\u6599\u3067\u521d\u5fc3\u8005\u306b\u3082\u52b9\u679c\u7684<\/h2>\n<p>\u30b7\u30f3\u30d7\u30eb\u3067\u5b89\u5168\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u304a\u63a2\u3057\u306a\u3089 <strong>\u6697\u53f7\u5316\u3057\u3088\u3046<\/strong> \u304c\u6700\u9069\u3067\u3059\u30021\u30bb\u30f3\u30c8\u3082\u6295\u8cc7\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u3001\u6709\u6599\u306eDV SSL\u8a3c\u660e\u66f8\u3068\u540c\u3058256\u30d3\u30c3\u30c8\u306e\u6697\u53f7\u5316\u304c\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u81ea\u52d5\u5316\u3055\u308c\u305f\u30c4\u30fc\u30eb\u304c\u66f4\u65b0\u3068\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u884c\u3044\u3001\u6642\u9593\u3068\u52b4\u529b\u3092\u7bc0\u7d04\u3057\u307e\u3059\u3002<\/p>\n<p>\u7279\u306b <strong>\u30d6\u30ed\u30b0<\/strong>\u500b\u4eba\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u5c0f\u3055\u306a\u4f1a\u793e\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3067\u3042\u308c\u3070\u3001Let's Encrypt\u3067\u5341\u5206\u3060\u3002\u552f\u4e00\u306e\u6b20\u70b9\u306f\u3001\u3053\u308c\u3089\u306e\u8a3c\u660e\u66f8\u306f\u4f1a\u793e\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306b\u306f\u9069\u3057\u3066\u3044\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3060\u3002\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u4fe1\u983c\u95a2\u4fc2\u3092\u3088\u308a\u5f37\u56fa\u306a\u3082\u306e\u306b\u3057\u305f\u3044\u306e\u3067\u3042\u308c\u3070\u3001OV\u8a3c\u660e\u66f8\u3084EV\u8a3c\u660e\u66f8\u3092\u4f7f\u3046\u3079\u304d\u3060\u308d\u3046\u3002<\/p>\n<p><a href=\"https:\/\/webhosting.de\/ja\/ssl-tls-%e3%82%bb%e3%82%ad%e3%83%a5%e3%82%a2%e3%81%aa%e3%83%87%e3%83%bc%e3%82%bf%e4%bc%9d%e9%80%81\/\">\u5b89\u5168\u306a\u30c7\u30fc\u30bf\u4f1d\u9001\u306e\u8a73\u7d30<\/a> DV\u8a3c\u660e\u66f8\u304c\u3059\u3079\u3066\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u3068\u3063\u3066\u5fc5\u9808\u3067\u3042\u308b\u7406\u7531\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3002<\/p>\n\n<h3>\u81ea\u52d5\u66f4\u65b0\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/h3>\n<p>\u591a\u304f\u306e\u8cfc\u5165\u3057\u305fSSL\u8a3c\u660e\u66f8\u3068\u306f\u7570\u306a\u308a\u3001Let's Encrypt\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9593\u306f\u7d0490\u65e5\u9593\u3068\u77ed\u3044\u3002\u5e78\u3044\u306a\u3053\u3068\u306b\u3001\u307b\u3068\u3093\u3069\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d1\u30cd\u30eb\u307e\u305f\u306f\u5bfe\u5fdc\u3059\u308b\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u3001\u9069\u5207\u306a\u6642\u671f\u306b\u8a3c\u660e\u66f8\u3092\u81ea\u52d5\u7684\u306b\u66f4\u65b0\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u7ba1\u7406\u8005\u306e\u624b\u9593\u3092\u7701\u304f\u3053\u3068\u304c\u3067\u304d\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306a\u671f\u9650\u5207\u308c\u306e\u8a3c\u660e\u66f8\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b5\u30a4\u30c8\u306f\u5e38\u306b\u4fdd\u8b77\u3055\u308c\u3001\u4f55\u3082\u5fc3\u914d\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>Let's Encrypt\u306e\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3082\u975e\u5e38\u306b\u6d3b\u767a\u3060\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fb\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u8fc5\u901f\u306b\u5b9f\u65bd\u3055\u308c\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3082\u30c8\u30d4\u30c3\u30af\u3092\u5c11\u3057\u6df1\u304f\u6398\u308a\u4e0b\u3052\u305f\u3044\u4eba\u306b\u306f\u7406\u89e3\u3057\u3084\u3059\u3044\u3002\u30b7\u30a7\u30eb\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u5f37\u529b\u306a\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u3092\u4f7f\u3063\u3066\u3044\u308b\u4eba\u306a\u3089\u8ab0\u3067\u3082\u3001Let's Encrypt\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u6bd4\u8f03\u7684\u7c21\u5358\u306b\u8a2d\u5b9a\u3057\u3001\u81ea\u52d5\u5316\u3055\u308c\u305f\u30d7\u30ed\u30bb\u30b9\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u591a\u304f\u306e\u5171\u6709\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u3001\u3053\u308c\u306f\u30b5\u30fc\u30d0\u30fc\u5074\u3067\u884c\u308f\u308c\u308b\u305f\u3081\u3001\u3042\u306a\u305f\u304c\u5fc3\u914d\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u306f\u8a8d\u8a3c\u306e\u6210\u529f\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2025\/05\/ssl-zertifikat-einrichten-7593.webp\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u308f\u305a\u304b\u6570\u30b9\u30c6\u30c3\u30d7\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h2>\n<p>\u308f\u305a\u304b\u6570\u30b9\u30c6\u30c3\u30d7\u3067SSL\u8a3c\u660e\u66f8\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u3082\u624b\u9806\u3092\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/webhosting.de\/ja\/ssl%e8%a8%bc%e6%98%8e%e6%9b%b8%e3%81%ae%e8%a8%ad%e5%ae%9a-%e5%ae%89%e5%85%a8%e3%81%aa%e3%82%a6%e3%82%a7%e3%83%96%e3%82%b5%e3%82%a4%e3%83%88%e3%81%b8%e3%81%ae5%e3%81%a4%e3%81%ae%e3%82%b9%e3%83%86\/\">SSL\u8a3c\u660e\u66f8\u306e\u8a2d\u5b9a<\/a>.\u3053\u3053\u3067\u306f\u3001\u6700\u3082\u91cd\u8981\u306a\u30b9\u30c6\u30c3\u30d7\u3092\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u5f62\u3067\u7d39\u4ecb\u3059\u308b\uff1a<\/p>\n\n<ol>\n  <li><strong>\u8a3c\u660e\u66f8\u3092\u9078\u629e<\/strong> \u305d\u3057\u3066\u4fe1\u983c\u3067\u304d\u308b\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3092\u9078\u3076\u3053\u3068\u3002<\/li>\n  <li><strong>CSR\u30ad\u30fc<\/strong> (\u8a3c\u660e\u66f8\u7f72\u540d\u8981\u6c42\uff09 - \u591a\u304f\u306e\u5834\u5408\u3001\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d1\u30cd\u30eb\u3067\u76f4\u63a5\u53ef\u80fd\u3067\u3059\u3002<\/li>\n  <li><strong>\u30c9\u30e1\u30a4\u30f3\u306e\u691c\u8a3c<\/strong> - \u901a\u5e38\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u307e\u305f\u306f\u30d5\u30a1\u30a4\u30eb\u306e\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u306b\u3088\u3063\u3066\u884c\u308f\u308c\u308b\u3002<\/li>\n  <li><strong>\u8a3c\u660e\u66f8\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong> - cPanel\u3001Plesk\u3001\u307e\u305f\u306fWordPress\u3067\u3054\u5229\u7528\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/li>\n  <li><strong>HTTPS\u3092\u5f37\u5236\u3059\u308b<\/strong> - .htaccess\u30d5\u30a1\u30a4\u30eb\u307e\u305f\u306f\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3002<\/li>\n  <li><strong>\u6df7\u5408\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u53d6\u308a\u9664\u304f<\/strong> \u304a\u3088\u3073\u5185\u90e8\u30ea\u30f3\u30af\u306eHTTPS\u5316\u3002<\/li>\n<\/ol>\n\n<h3>\u5b89\u5168\u306a\u7d71\u5408\u306e\u305f\u3081\u306e\u30d2\u30f3\u30c8<\/h3>\n<p>WordPress\u30b5\u30a4\u30c8\u3092\u904b\u55b6\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u3059\u3079\u3066\u306e\u5185\u90e8\u30ea\u30f3\u30af\u3092\u81ea\u52d5\u7684\u306b\u8abf\u6574\u3057\u3001\u6df7\u5728\u3057\u305f\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u524a\u9664\u3059\u308b\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u5178\u578b\u7684\u306a\u4f8b\u306f\u3001https:\/\/ \u3067\u306f\u306a\u304f\u3001http:\/\/ \u3092\u4ecb\u3057\u305f\u753b\u50cf\u3084\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u5b89\u5168\u3067\u306a\u3044\u7d71\u5408\u3067\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u306e\u8b66\u544a\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u306b\u306f\u3001\u3059\u3079\u3066\u306e\u30ea\u30bd\u30fc\u30b9\u3092 HTTPS \u7d4c\u7531\u3067\u306e\u307f\u914d\u4fe1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001Qualys SSL Labs\u306eSSL Checker\u306e\u3088\u3046\u306a\u54c1\u8cea\u30c1\u30a7\u30c3\u30af\u306e\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3082\u5229\u7528\u3057\u307e\u3057\u3087\u3046\uff08\u65b0\u3057\u3044\u30ea\u30f3\u30af\u306f\u3042\u308a\u307e\u305b\u3093\uff09\u3002\u305d\u3053\u3067\u306f\u3001\u8a3c\u660e\u66f8\u30c1\u30a7\u30fc\u30f3\u304c\u9069\u5207\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3001\u53e4\u3044\u6697\u53f7\u5316\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u7121\u52b9\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4e0d\u5fc5\u8981\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ae\u30e3\u30c3\u30d7\u3092\u56de\u907f\u3057\u3001Google\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u3092\u4e0a\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2025\/05\/ssl-zertifikat-guenstig-5432.webp\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d1\u30c3\u30b1\u30fc\u30b8\u306eSSL\u8a3c\u660e\u66f8<\/h2>\n<p>\u591a\u304f\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u304cSSL\u306e\u53ef\u80fd\u6027\u3092\u8a8d\u8b58\u3057\u3001\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30fb\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u8a3c\u660e\u66f8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u3002\u7279\u306b <strong>webhoster.de<\/strong> \u306f\u3001\u6709\u5229\u306a\u4fa1\u683c\u3001\u78ba\u304b\u306a\u6280\u8853\u3001\u7121\u6599\u306eSSL\u3068\u3044\u3046\u4eba\u6c17\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u969b\u7acb\u3063\u3066\u3044\u307e\u3059\u3002\u81ea\u52d5\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306f\u3001\u6280\u8853\u7684\u306a\u51e6\u7406\u3092\u3057\u305f\u304f\u306a\u3044\u3059\u3079\u3066\u306e\u4eba\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n<p>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u3092\u6bd4\u8f03\u3059\u308b\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u7279\u5fb4\u306b\u6ce8\u76ee\u3059\u308b\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n<ul>\n  <li>\u3067\u3042\u308b\u3002 <strong>SSL\u8a3c\u660e\u66f8<\/strong> \u3059\u3067\u306b\u6599\u91d1\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u306e\u3067\u3059\u304b\uff1f<\/li>\n  <li>\u907a\u8a00 <strong>\u6697\u53f7\u5316\u3057\u3088\u3046<\/strong> \u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\uff1f<\/li>\n  <li>\u305d\u308c\u306f\u3042\u308b\u306e\u3060\u308d\u3046\u304b\uff1f <strong>\u81ea\u52d5\u66f4\u65b0\u6a5f\u80fd<\/strong>?<\/li>\n  <li>\u305d\u3046\u306a\u306e\u304b\uff1f <strong>\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8<\/strong> \u53ef\u80fd\u304b\uff1f<\/li>\n<\/ul>\n\n<p>SSL\u8a3c\u660e\u66f8\u306b\u52a0\u3048\u3066\u3001\u3044\u304f\u3064\u304b\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u306f\u3001\u6bce\u65e5\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u30b9\u30ad\u30e3\u30f3\u3084DDoS\u653b\u6483\u304b\u3089\u306e\u4fdd\u8b77\u306a\u3069\u3001\u4ed6\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u95a2\u9023\u306e\u30a8\u30ad\u30b9\u30c8\u30e9\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u5546\u696d\u7684\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u7ba1\u7406\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u5305\u62ec\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u9078\u3076\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002\u6697\u53f7\u5316\u306b\u52a0\u3048\u3066\u3001\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u305f\u30b3\u30f3\u30c6\u30f3\u30c4\u30fb\u30c7\u30ea\u30d0\u30ea\u30fc\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08CDN\uff09\u3082\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u8ca2\u732e\u3057\u307e\u3059\u3002<\/p>\n\n<h3>\u5171\u6709\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3067\u8003\u616e\u3059\u3079\u304d\u3053\u3068<\/h3>\n<p>\u5171\u6709\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u9078\u629e\u3057\u305f\u5834\u5408\u3001\u4ed6\u306e\u304a\u5ba2\u69d8\u3068\u30b5\u30fc\u30d0\u30fc\u3092\u5171\u6709\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u8cbb\u7528\u5bfe\u52b9\u679c\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u3044\u304f\u3064\u304b\u306e\u6280\u8853\u7684\u306a\u5236\u7d04\u304c\u3042\u308a\u307e\u3059\u30021\u3064\u306eIP\u30a2\u30c9\u30ec\u30b9\u3067\u8907\u6570\u306e\u8a3c\u660e\u66f8\u3092\u4f7f\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30db\u30b9\u30c8\u304c\u30b5\u30fc\u30d0\u30fc\u540d\u8868\u793a\uff08SNI\uff09\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u306f\u6700\u65b0\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u3067\u306f\u3059\u3067\u306b\u5f53\u7136\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u7279\u306b\u975e\u5e38\u306b\u5b89\u4fa1\u306a\u5171\u6709\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306e\u30aa\u30d5\u30a1\u30fc\u3067\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6a5f\u80fd\u3092\u6ce8\u610f\u6df1\u304f\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u306b\u8ca0\u8377\u304c\u304b\u304b\u3063\u3066\u3044\u305f\u308a\u3001\u53e4\u3044\u6697\u53f7\u5316\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3044\u305f\u308a\u3059\u308b\u3068\u3001SSL\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u60aa\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u304b\u3089\u3067\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u304c\u9069\u5207\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u8aad\u307f\u8fbc\u307f\u6642\u9593\u304c\u9045\u304f\u306a\u3063\u305f\u308a\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8b66\u544a\u304c\u8868\u793a\u3055\u308c\u305f\u308a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n<h2>\u5178\u578b\u7684\u306a\u30a8\u30e9\u30fc\u3068\u305d\u306e\u89e3\u6c7a\u7b56<\/h2>\n<p>\u591a\u304f\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u696d\u8005\u306f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u30d7\u30ed\u30bb\u30b9\u3092\u7c21\u7565\u5316\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u5178\u578b\u7684\u306a\u969c\u5bb3\u306f\u4f55\u5ea6\u3082\u767a\u751f\u3057\u3066\u3044\u307e\u3059\u3002SSL\u8a3c\u660e\u66f8\u304c\u6b63\u3057\u304f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u306a\u304b\u3063\u305f\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u4e0d\u5feb\u306a\u8b66\u544a\u304c\u8868\u793a\u3055\u308c\u305f\u308a\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u554f\u984c\u3068\u8fc5\u901f\u306a\u89e3\u6c7a\u7b56\u3092\u7d39\u4ecb\u3057\u307e\u3059\uff1a<\/p>\n\n<p><strong>\u8a3c\u660e\u66f8\u304c\u8a8d\u3081\u3089\u308c\u306a\u3044\uff1a<\/strong> \u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u304c\u4e0d\u5b8c\u5168\u304b\u3001\u4e2d\u9593\u8a3c\u660e\u66f8\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u7a2e\u985e\u3092\u78ba\u8a8d\u3057\u3001\u3059\u3079\u3066\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u6b63\u3057\u304f\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n<p><strong>\u30df\u30c3\u30af\u30b9\u30b3\u30f3\u30c6\u30f3\u30c4\uff1a<\/strong> \u30df\u30c3\u30af\u30b9\u30b3\u30f3\u30c6\u30f3\u30c4\u30b9\u30ad\u30e3\u30ca\u30fc\u306a\u3069\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u3069\u306e\u30ea\u30bd\u30fc\u30b9\u304c\u307e\u3060HTTP\u7d4c\u7531\u3067\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u306e\u304b\u3001\u307e\u305f\u3069\u306e\u3088\u3046\u306b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u308b\u306e\u304b\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n<p><strong>\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650<\/strong> \u30ea\u30de\u30a4\u30f3\u30c0\u30fc\u3092\u4f5c\u6210\u3059\u308b\u304b\u3001\u81ea\u52d5\u66f4\u65b0\u6a5f\u80fd\u306e\u3042\u308bLet's Encrypt\u306a\u3069\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3092\u5229\u7528\u3059\u308b\u3002<\/p>\n\n<h3>\u983b\u7e41\u306b\u767a\u751f\u3059\u308b\u30d6\u30e9\u30a6\u30b6\u306e\u8b66\u544a<\/h3>\n<p>\u30d6\u30e9\u30a6\u30b6\u304c\u300c\u3053\u308c\u306f\u5b89\u5168\u306a\u63a5\u7d9a\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u300d\u3068\u8868\u793a\u3057\u305f\u308a\u3001\u30a2\u30c9\u30ec\u30b9\u306e\u6a2a\u306b\u8d64\u3044\u76fe\u30de\u30fc\u30af\u304c\u8868\u793a\u3055\u308c\u305f\u308a\u3059\u308b\u5834\u5408\u3001\u3055\u307e\u3056\u307e\u306a\u539f\u56e0\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u8a3c\u660e\u66f8\u30c1\u30a7\u30fc\u30f3\u304c\u6b63\u3057\u304f\u306a\u3044\u304b\u3001\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u304c\u5207\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u8a3c\u660e\u66f8\u306b\u8aa4\u3063\u305f\u30b5\u30fc\u30d0\u30fc\u540d\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\uff08\u4f8b\uff1aexample.com\u3057\u304b\u4f7f\u7528\u3055\u308c\u3066\u3044\u306a\u3044\u306e\u306b\u3001www.example.com\uff09\u3002\u8907\u6570\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u307e\u305f\u306f\u30c9\u30e1\u30a4\u30f3\u3092\u4fdd\u8b77\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\u307e\u305f\u306f\u30de\u30eb\u30c1\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\u3092\u6b63\u3057\u304f\u7533\u8acb\u3057\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u30bb\u30ad\u30e5\u30a2\u306a HTTPS \u63a5\u7d9a\u3092\u4ecb\u3057\u3066\u767a\u884c\u3055\u308c\u306a\u3044\u30af\u30c3\u30ad\u30fc\u3082\u3001\u8b66\u544a\u3084\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002CMS\u3084Cookie\u7ba1\u7406\u3067\u300csecure\u300d\u5c5e\u6027\u3092\u8a2d\u5b9a\u3057\u3001Cookie\u304c\u6697\u53f7\u5316\u3055\u308c\u305f\u5f62\u5f0f\u3067\u306e\u307f\u9001\u4fe1\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2025\/05\/ssl-zertifikat-anleitung-4781.webp\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>SSL\u306e\u30c8\u30ec\u30f3\u30c9\uff1a\u4eca\u3059\u3050\u884c\u52d5\u3092\u8d77\u3053\u3059\u3079\u304d\u7406\u7531<\/h2>\n<p>Chrome\u3084Firefox\u306e\u3088\u3046\u306a\u6700\u65b0\u306e\u30d6\u30e9\u30a6\u30b6\u306f\u3001\u3059\u3067\u306bHTTPS\u3067\u306a\u3044\u30b5\u30a4\u30c8\u306f\u5b89\u5168\u3067\u306a\u3044\u3068\u660e\u78ba\u306b\u30de\u30fc\u30af\u3057\u3066\u3044\u308b\u3002\u3082\u3057\u671f\u9650\u5185\u306b\u5207\u308a\u66ff\u3048\u306a\u3051\u308c\u3070\u3001\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u4fe1\u983c\u3092\u5931\u3046\u3060\u3051\u3067\u306a\u304f\u3001\u30b0\u30fc\u30b0\u30eb\u304b\u3089\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u3092\u5931\u3046\u30ea\u30b9\u30af\u3082\u3042\u308b\u3002\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306fHTTPS\u3092\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u56e0\u306b\u5206\u985e\u3057\u3066\u304a\u308a\u3001\u305d\u308c\u3060\u3051\u3067\u5207\u308a\u66ff\u3048\u308b\u5341\u5206\u306a\u7406\u7531\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306bGDPR\u306e\u6cd5\u7684\u5727\u529b\u304c\u52a0\u308f\u308b\uff1a\u500b\u4eba\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u8005\u306f\u3001\u6697\u53f7\u5316\u3055\u308c\u305f\u9001\u4fe1\u3092\u4fdd\u8a3c\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3053\u308c\u306b\u306f\u5358\u7d14\u306a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u3082\u542b\u307e\u308c\u307e\u3059\u3002SSL\u8a3c\u660e\u66f8\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u306f\u7121\u6599\u306eIT\u8a3c\u660e\u66f8\u3067\u3082\u3001\u3053\u308c\u3089\u306e\u8981\u4ef6\u3092\u3059\u3079\u3066\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002<\/p>\n\n<h3>HTTP\/3\u306e\u5c55\u671b\u3068\u4eca\u5f8c\u306e\u5c55\u958b<\/h3>\n<p>\u30a6\u30a7\u30d6\u6280\u8853\u306f\u5e38\u306b\u9032\u5316\u3057\u3066\u304a\u308a\u3001HTTP\/3\u3067\u306f\u3001\u6b21\u306e\u4e3b\u8981\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u3059\u3067\u306b\u30b9\u30bf\u30fc\u30c8\u30d6\u30ed\u30c3\u30af\u306b\u5165\u3063\u3066\u3044\u308b\u3002\u305d\u306e\u4e2d\u6838\u3068\u306a\u308bHTTP\/3\u306f\u3001\u3088\u308a\u9ad8\u901f\u306a\u63a5\u7d9a\u3092\u53ef\u80fd\u306b\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305fUDP\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3042\u308bQUIC\u306b\u57fa\u3065\u3044\u3066\u3044\u308b\u3002\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u3001\u3053\u308c\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\u3060\u3051\u3067\u306a\u304f\u3001TLS 1.3\u304c\u5fc5\u9808\u3067\u3042\u308b\u305f\u3081\u3001\u6697\u53f7\u5316\u304c\u3055\u3089\u306b\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u7d71\u5408\u3055\u308c\u308b\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3002<\/p>\n<p>\u7279\u306b\u5927\u898f\u6a21\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u30aa\u30f3\u30e9\u30a4\u30f3\u30b7\u30e7\u30c3\u30d7\u306e\u904b\u55b6\u8005\u306b\u3068\u3063\u3066\u306f\u3001\u52d5\u5411\u3092\u6ce8\u8996\u3059\u308b\u3053\u3068\u306f\u7406\u306b\u304b\u306a\u3063\u3066\u3044\u308b\u3002HTTP\/3\u306b\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u3067\u3001\u78ba\u7acb\u3055\u308c\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a19\u6e96\u3092\u72a0\u7272\u306b\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u4e2d\u671f\u7684\u306b\u306f\u30b9\u30d4\u30fc\u30c9\u9762\u3067\u6709\u5229\u306b\u306a\u308a\u307e\u3059\u3002SSL\/TLS\u8a3c\u660e\u66f8\u306f\u3001\u30c7\u30fc\u30bf\u7a83\u76d7\u3084\u4e0d\u6b63\u64cd\u4f5c\u306e\u8a66\u307f\u306b\u5bfe\u3059\u308b\u4e0d\u53ef\u6b20\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308a\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2025\/05\/ssl-zertifikate-einrichten-4573.webp\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u6700\u5f8c\u306b\u30ec\u30d3\u30e5\u30fc\u3068\u63d0\u8a00<\/h2>\n<p>A <strong>\u6709\u5229\u306aSSL\u8a3c\u660e\u66f8<\/strong> Let'sEncrypt\u306f\u3001\u4e88\u7b97\u3092\u304b\u3051\u305a\u306b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u78ba\u5b9f\u306b\u4fdd\u8b77\u3057\u307e\u3059\u3002Let's Encrypt\u3092\u5229\u7528\u3057\u305f\u7121\u6599\u306e\u3082\u306e\u304b\u3089\u3001\u30b7\u30e7\u30c3\u30d7\u3084\u4f01\u696d\u5411\u3051\u306e\u62e1\u5f35\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u4ed8\u304d\u306e\u3082\u306e\u307e\u3067\u3001\u6700\u826f\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u78ba\u304b\u306a\u6697\u53f7\u5316\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u305d\u3082\u305d\u3082HTTPS\u63a5\u7d9a\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u308c\u3060\u3051\u3067\u4fe1\u983c\u304c\u751f\u307e\u308c\u3001\u6cd5\u7684\u8981\u4ef6\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\u4f8b\u3048\u3070webhoster.de\u306e\u3088\u3046\u306aSSL\u4e00\u4f53\u578b\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u9078\u3076\u304b\u3001\u76ee\u7684\u306b\u5408\u308f\u305b\u3066\u8a3c\u660e\u66f8\u3092\u624b\u52d5\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\uff1a\u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u9867\u5ba2\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u5834\u5408\u3001\u307e\u305f\u306f\u8ca9\u58f2\u3092\u6271\u3046\u5834\u5408\u306f\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u53ef\u8996\u5316\u3055\u308c\u305fEV\u8a3c\u660e\u66f8\u3092\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u9069\u5207\u306a\u5c02\u9580\u77e5\u8b58\u304c\u3042\u308c\u3070\u3001\u3059\u3050\u306bSSL\u8a3c\u660e\u66f8\u3092\u8a2d\u5b9a\u3057\u3001\u30c7\u30fc\u30bf\u4fdd\u8b77\u3001\u4fe1\u983c\u6027\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u30e9\u30f3\u30ad\u30f3\u30b0\u306e\u5411\u4e0a\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u624b\u9593\u306f\u304b\u304b\u308a\u307e\u305b\u3093\u304c\u3001\u305d\u306e\u52b9\u679c\u306f\u7d76\u5927\u3067\u3059\u3002<\/p>\n\n<h3>\u305d\u306e\u4ed6\u306e\u5b9f\u7528\u7684\u306a\u30d2\u30f3\u30c8<\/h3>\n<p>- <strong>\u5b9a\u671f\u691c\u67fb\uff1a<\/strong> \u66f4\u65b0\u3084\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5f8c\u306a\u3069\u3001\u6642\u3005\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u30c6\u30b9\u30c8\u3057\u3066\u3001SSL\u7d4c\u7531\u3067\u3059\u3079\u3066\u304c\u6b63\u3057\u304f\u5b9f\u884c\u3055\u308c\u7d9a\u3051\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u8a2d\u5b9a\u306b\u3088\u3063\u3066\u306f\u3001\u65b0\u3057\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u3084\u62e1\u5f35\u6a5f\u80fd\u304c\u8aa4\u3063\u3066\u53e4\u3044HTTP\u30ea\u30f3\u30af\u3092\u6ce8\u5165\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>- <strong>Keep-Alive\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\uff1a<\/strong> \u591a\u304f\u306e\u30b5\u30fc\u30d0\u30fc\u304cKeep-Alive\u8a2d\u5b9a\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u30da\u30fc\u30b8\u304c\u8aad\u307f\u8fbc\u307e\u308c\u305f\u5f8c\u3082\u3001\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u63a5\u7d9a\u3092\u7dad\u6301\u3057\u3001\u3055\u3089\u306a\u308b\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u3001\u5404\u63a5\u7d9a\u306e\u518d\u78ba\u7acb\u306b\u5fc5\u8981\u306a\u52b4\u529b\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002HTTPS\u3068\u5408\u308f\u305b\u3066\u3053\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6709\u52b9\u306b\u3059\u308b\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>- <strong>HSTS\uff08HTTP Strict Transport Security\uff09\uff1a<\/strong> 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