{"id":12362766,"date":"2026-03-12T13:40:44","date_gmt":"2026-03-12T05:40:44","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/ssl%e8%af%81%e4%b9%a6%e7%a9%b6%e7%ab%9f%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f%e4%bb%8e%e5%8e%9f%e7%90%86%e5%88%b0%e9%83%a8%e7%bd%b2%e7%9a%84%e5%ae%8c%e6%95%b4%e6%8c%87%e5%8d%97%e4%b8%8e%e5%ae%9e\/"},"modified":"2026-03-12T17:43:25","modified_gmt":"2026-03-12T09:43:25","slug":"ssl-certificate-guide-principles-deployment-best-practices","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/ja\/knowledge\/ssl-certificate\/ssl-certificate-guide-principles-deployment-best-practices\/","title":{"rendered":"SSL\u8a3c\u660e\u66f8\u3068\u306f\u4e00\u4f53\u4f55\u3067\u3057\u3087\u3046\u304b\uff1f\u305d\u306e\u4ed5\u7d44\u307f\u304b\u3089\u30c7\u30d7\u30ed\u30a4\u307e\u3067\u306e\u5b8c\u5168\u306a\u30ac\u30a4\u30c9\u3068\u5b9f\u8df5\u7684\u306a\u30a2\u30c9\u30d0\u30a4\u30b9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002"},"content":{"rendered":"<p 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class=\"wp-block-heading\">SSL\/TLS\u8a3c\u660e\u66f8\u306e\u57fa\u672c\u539f\u7406<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SSL\u8a3c\u660e\u66f8\u306e\u4e3b\u306a\u5f79\u5272\u306f\u3001\u300c\u6697\u53f7\u5316\u300d\u3068\u300c\u8a8d\u8a3c\u300d\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u516c\u958b\u9375\u57fa\u76e4\uff08PKI\uff09\u306e\u4ed5\u7d44\u307f\u3092\u5229\u7528\u3057\u3066\u3001\u30b5\u30fc\u30d0\u30fc\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\uff08\u4f8b\u3048\u3070\u30d6\u30e9\u30a6\u30b6\uff09\u306e\u9593\u306b\u5b89\u5168\u3067\u6697\u53f7\u5316\u3055\u308c\u305f\u63a5\u7d9a\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SSL\/TLS\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u52d5\u4f5c\u624b\u9806<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d6\u30e9\u30a6\u30b6\u3067\u300chttps\u300d\u3067\u59cb\u307e\u308b\u30a6\u30a7\u30d6\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3059\u308b\u3068\u3001\u3059\u3050\u306b\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u30d7\u30ed\u30bb\u30b9\u304c\u958b\u59cb\u3055\u308c\u307e\u3059\u3002\u307e\u305a\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u30b5\u30fc\u30d0\u30fc\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u63a5\u7d9a\u306e\u78ba\u7acb\u3092\u8981\u6c42\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u30b5\u30fc\u30d0\u30fc\u306f\u81ea\u8eab\u306eSSL\u8a3c\u660e\u66f8\uff08\u516c\u958b\u9375\u3092\u542b\u3080\uff09\u3092\u30d6\u30e9\u30a6\u30b6\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u306f\u3001\u305d\u306e\u8a3c\u660e\u66f8\u306e\u767a\u884c\u8005\u304c\u4fe1\u983c\u3067\u304d\u308b\u304b\u3001\u8a3c\u660e\u66f8\u304c\u6709\u52b9\u671f\u9650\u5185\u304b\u3001\u305d\u3057\u3066\u8a3c\u660e\u66f8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u304c\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a8d\u8a3c\u306b\u6210\u529f\u3059\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u30e9\u30f3\u30c0\u30e0\u306a\u300c\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u300d\u3092\u751f\u6210\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u516c\u958b\u9375\u3092\u4f7f\u7528\u3057\u3066\u305d\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u6697\u53f7\u5316\u3057\u305f\u5f8c\u3001\u30b5\u30fc\u30d0\u30fc\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u306f\u81ea\u8eab\u304c\u6301\u3063\u3066\u3044\u308b\u79d8\u5bc6\u9375\u3092\u4f7f\u7528\u3057\u3066\u305d\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u5fa9\u53f7\u3057\u3001\u3053\u308c\u306b\u3088\u308a\u4e21\u8005\u3060\u3051\u304c\u77e5\u308b\u5171\u6709\u9375\u304c\u78ba\u7acb\u3055\u308c\u307e\u3059\u3002\u4ee5\u964d\u306e\u3059\u3079\u3066\u306e\u901a\u4fe1\u5185\u5bb9\u306f\u3001\u3053\u306e\u52b9\u7387\u7684\u306a\u5bfe\u79f0\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u4f7f\u7528\u3057\u3066\u6697\u53f7\u5316\u304a\u3088\u3073\u5fa9\u53f7\u3055\u308c\u308b\u305f\u3081\u3001\u901a\u4fe1\u306e\u6a5f\u5bc6\u6027\u3068\u5b8c\u5168\u6027\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a3c\u660e\u66f8\u306e\u6838\u5fc3\u7684\u306a\u69cb\u6210\u8981\u7d20<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u4efd\u6807\u51c6\u7684SSL\u8bc1\u4e66\u5305\u542b\u51e0\u4e2a\u5173\u952e\u4fe1\u606f\uff1a\u9881\u53d1\u7ed9\u8c01\uff08\u7f51\u7ad9\u57df\u540d\u6216\u7ec4\u7ec7\u540d\u79f0\uff09\u3001\u7531\u8c01\u9881\u53d1\uff08\u8bc1\u4e66\u9881\u53d1\u673a\u6784CA\uff09\u3001\u516c\u94a5\u5b57\u7b26\u4e32\u3001\u8bc1\u4e66\u7684\u6709\u6548\u8d77\u6b62\u65e5\u671f\uff0c\u4ee5\u53caCA\u5bf9\u8be5\u8bc1\u4e66\u4fe1\u606f\u751f\u6210\u7684\u6570\u5b57\u7b7e\u540d\u3002\u8fd9\u4e2a\u7b7e\u540d\u81f3\u5173\u91cd\u8981\uff0c\u5b83\u786e\u4fdd\u4e86\u8bc1\u4e66\u5728\u7b7e\u53d1\u540e\u65e0\u6cd5\u88ab\u7be1\u6539\u3002<\/p>\n<!-- AUTO_SYNCED_PATTERN_INSERT_START -->\n<div class=\"grid grid-cols-1 md:grid-cols-2 gap-4 md:gap-6 mb-8 md:mb-10 mt-10\"> \r\n\t<!-- \u91cd\u590d\u5668\u5faa\u73af\u5f00\u59cb -->\r\n\t\t\r\n\t<!-- \u5546\u5bb6\u5361\u7247 -->\r\n\t<div class=\"bg-white dark:bg-gray-750 rounded-lg overflow-hidden shadow-md flex gap-1 flex-col     justify-between\" data-link=\"https:\/\/www.likacloud.com\/ja\/tolink\/bluehost-ssl-certificates\/\">\r\n\t\t<div class=\"flex items-start justify-between\"> \r\n\t\t\t<!-- \u5546\u5bb6logo -->\r\n\t\t\t<div class=\"w-16 h-16 bg-blue-200 dark:bg-blue-500\/30 flex items-center justify-center flex-shrink-0 p-3\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2025\/12\/20251231095917.webp\" alt=\"\u30d6\u30eb\u30fc\u30db\u30b9\u30c8\u306eSSL\u8a3c\u660e\u66f8\" class=\"w-12 object-contain !dark-filter08\" title=\"\">\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t<!-- \u5546\u5bb6\u4fe1\u606f -->\r\n\t\t\t<div class=\"px-4 pt-2 flex-grow\">\r\n\t\t\t\t<div class=\"flex justify-between items-start mb-2\">\r\n\t\t\t\t\t<strong class=\"text-xl font-bold\">\u30d6\u30eb\u30fc\u30db\u30b9\u30c8\u306eSSL\u8a3c\u660e\u66f8<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\t<span class=\"text-gray-500 dark:text-gray-300 !text-sm p-4 pb-0\">\u30d6\u30eb\u30fc\u30db\u30b9\u30c8\u306eSSL\u8a3c\u660e\u66f8\u306f\u30011\uff5e2\u5e74\u306e\u5ef6\u9577\u671f\u9593\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u3001RSA\u307e\u305f\u306fECC\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u30ad\u30fc\u9577\u306f\u6700\u59274096\u30d3\u30c3\u30c8\u3067\u3001\u6700\u5927175\u4e07\u30c9\u30eb\u306e\u4fdd\u8a3c\u91d1\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/span>\r\n\t\t\t\t<div class=\"flex flex-col gap-4 md:gap-6 justify-between p-4\"> \r\n\t\t\t<!-- \u6807\u7b7e -->\r\n\t\t\t\t\t\t\r\n\t\t\t<!-- \u6d3b\u52a8\u548c\u94fe\u63a5 --> \r\n\t\t\t<div class=\"flex justify-between items-center gap-3 flex-col\">\r\n\t\t\t\t\t\t\t\t<div class=\"text-gray-500 dark:text-gray-300 !text-sm line-clamp-1\">\u6708\u984d$7.49\u7c73\u30c9\u30eb\u304b\u3089<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/bluehost-ssl-certificates\/\" class=\"flex justify-end font-bold !text-lg !text-blue-600 dark:!text-blue-500\">\u30d6\u30eb\u30fc\u30db\u30b9\u30c8\u306eSSL\u8a3c\u660e\u66f8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n\t<!-- \u5546\u5bb6\u5361\u7247 -->\r\n\t<div class=\"bg-white dark:bg-gray-750 rounded-lg overflow-hidden shadow-md flex gap-1 flex-col     justify-between\" data-link=\"https:\/\/www.likacloud.com\/ja\/tolink\/hosting-com-ssl-certificates\/\">\r\n\t\t<div class=\"flex items-start justify-between\"> \r\n\t\t\t<!-- \u5546\u5bb6logo -->\r\n\t\t\t<div class=\"w-16 h-16 bg-blue-200 dark:bg-blue-500\/30 flex items-center justify-center flex-shrink-0 p-3\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2025\/12\/20251227070008.webp\" alt=\"\u30db\u30b9\u30c6\u30a3\u30f3\u30b0.com\u306eSSL\u8a3c\u660e\u66f8\" class=\"w-12 object-contain !dark-filter08\" title=\"\">\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t<!-- \u5546\u5bb6\u4fe1\u606f -->\r\n\t\t\t<div class=\"px-4 pt-2 flex-grow\">\r\n\t\t\t\t<div class=\"flex justify-between items-start mb-2\">\r\n\t\t\t\t\t<strong class=\"text-xl font-bold\">\u30db\u30b9\u30c6\u30a3\u30f3\u30b0.com\u306eSSL\u8a3c\u660e\u66f8<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\t<span class=\"text-gray-500 dark:text-gray-300 !text-sm p-4 pb-0\">\u304a\u624b\u9803\u306a\u4fa1\u683c\u306e DV\u3001OV\u3001EV SSL \u8a3c\u660e\u66f8\u3002\u6700\u5927 256 \u30d3\u30c3\u30c8\u306e\u6697\u53f7\u5316\u300150 \u4e07\uff5e100 \u4e07\u7c73\u30c9\u30eb\u306e\u4fdd\u8a3c\u91d1\u3001\u5e74\u4e2d\u7121\u4f11\u306e\u30b5\u30dd\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/span>\r\n\t\t\t\t<div class=\"flex flex-col gap-4 md:gap-6 justify-between p-4\"> \r\n\t\t\t<!-- \u6807\u7b7e -->\r\n\t\t\t\t\t\t\r\n\t\t\t<!-- \u6d3b\u52a8\u548c\u94fe\u63a5 --> \r\n\t\t\t<div class=\"flex justify-between items-center gap-3 flex-col\">\r\n\t\t\t\t\t\t\t\t<div class=\"text-gray-500 dark:text-gray-300 !text-sm line-clamp-1\">\u6708\u984d$2.5\u7c73\u30c9\u30eb\u304b\u3089<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/hosting-com-ssl-certificates\/\" class=\"flex justify-end font-bold !text-lg !text-blue-600 dark:!text-blue-500\">\u30db\u30b9\u30c6\u30a3\u30f3\u30b0.com\u306eSSL\u8a3c\u660e\u66f8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t<!-- \u91cd\u590d\u5668\u5faa\u73af\u7ed3\u675f -->\r\n<\/div>\r\n\r\n\r\n\n<!-- AUTO_SYNCED_PATTERN_INSERT_END -->\n\n\n\n\n\n<h2 class=\"wp-block-heading\">SSL\u8a3c\u660e\u66f8\u306e\u4e3b\u306a\u7a2e\u985e\u3068\u9078\u629e\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e02\u5834\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u8a3c\u660e\u66f8\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u308c\u3089\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u3001\u9069\u5207\u306a\u8a3c\u660e\u66f8\u3092\u9078\u3076\u305f\u3081\u306e\u7b2c\u4e00\u6b69\u3067\u3059\u3002\u4e3b\u306b\u3001\u8a8d\u8a3c\u306e\u30ec\u30d9\u30eb\u3084\u30ab\u30d0\u30fc\u3055\u308c\u308b\u30c9\u30e1\u30a4\u30f3\u306e\u6570\u306b\u57fa\u3065\u3044\u3066\u5206\u985e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u691c\u8a3c\u30ec\u30d9\u30eb\u306b\u3088\u308b\u5206\u985e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">1. \u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u578b\u8a3c\u660e\u66f8\uff1a\u3053\u308c\u306f\u6700\u3082\u57fa\u672c\u7684\u306a\u8a3c\u660e\u66f8\u30bf\u30a4\u30d7\u3067\u3059\u3002CA\uff08\u8a8d\u8a3c\u6a5f\u95a2\uff09\u306f\u7533\u8acb\u8005\u304c\u305d\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u7ba1\u7406\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3060\u3051\u3067\u3059\uff08\u4f8b\u3048\u3070\u3001\u30e1\u30fc\u30eb\u3084DNS\u89e3\u6790\u3092\u901a\u3058\u3066\uff09\u3002\u767a\u884c\u901f\u5ea6\u304c\u901f\u304f\u3001\u30b3\u30b9\u30c8\u3082\u5b89\u3044\u305f\u3081\u3001\u500b\u4eba\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3001\u30d6\u30ed\u30b0\u3001\u30c6\u30b9\u30c8\u74b0\u5883\u306a\u3069\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u4e3b\u306b\u57fa\u672c\u7684\u306a\u6697\u53f7\u5316\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<br \/>\n2. \u7d44\u7e54\u8a8d\u8a3c\u578b\u8a3c\u660e\u66f8\uff1aDV\u8a8d\u8a3c\u306b\u52a0\u3048\u3066\u3001CA\uff08\u8a3c\u660e\u66f8\u767a\u884c\u6a5f\u95a2\uff09\u306f\u7533\u8acb\u3057\u305f\u7d44\u7e54\u306e\u5b9f\u5728\u6027\uff08\u55b6\u696d\u8a31\u53ef\u8a3c\u306a\u3069\uff09\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u8a3c\u660e\u66f8\u306b\u306f\u7d44\u7e54\u540d\u304c\u8a18\u8f09\u3055\u308c\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u4fe1\u983c\u3092\u9ad8\u3081\u308b\u306e\u306b\u6709\u52b9\u3067\u3001\u4f01\u696d\u306e\u516c\u5f0f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u4e00\u822c\u7684\u306a\u5546\u696d\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n3. \u62e1\u5f35\u691c\u8a3c\u578b\u8a3c\u660e\u66f8\uff08Extended Validation Certificates\uff09\uff1a\u3053\u308c\u306f\u6700\u3082\u53b3\u683c\u306a\u691c\u8a3c\u3092\u53d7\u3051\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ec\u30d9\u30eb\u304c\u6700\u3082\u9ad8\u3044\u8a3c\u660e\u66f8\u3067\u3059\u3002CA\uff08\u8a8d\u8a3c\u6a5f\u95a2\uff09\u306f\u7d44\u7e54\u306b\u5bfe\u3057\u3066\u5fb9\u5e95\u7684\u306a\u30aa\u30d5\u30e9\u30a4\u30f3\u5be9\u67fb\u3092\u884c\u3044\u307e\u3059\u3002\u3053\u306e\u8a3c\u660e\u66f8\u306e\u6700\u5927\u306e\u7279\u5fb4\u306f\u3001\u3053\u306e\u7a2e\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u969b\u306b\u3001\u4e3b\u6d41\u306e\u30d6\u30e9\u30a6\u30b6\u306e\u30a2\u30c9\u30ec\u30b9\u30d0\u30fc\u306b\u4f1a\u793e\u540d\u304c\u7dd1\u8272\u3067\u76f4\u63a5\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u3067\u3042\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u8eab\u5143\u78ba\u8a8d\u306e\u8a3c\u660e\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4e3b\u306b\u91d1\u878d\u6a5f\u95a2\u3084\u5927\u624b\u96fb\u5b50\u5546\u53d6\u5f15\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306a\u3069\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ab\u30d0\u30fc\u3055\u308c\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u5225\u306b\u5206\u985e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">1. \u30ef\u30f3\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\uff1a\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u540d\uff08\u4f8b\uff1awww.example.com\uff09\u306e\u307f\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002<br \/>\n2. \u30de\u30eb\u30c1\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\uff1a1\u679a\u306e\u8a3c\u660e\u66f8\u3067\u8907\u6570\u306e\u5b8c\u5168\u306b\u7570\u306a\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u4fdd\u8b77\u3067\u304d\u308b\u305f\u3081\u3001\u8907\u6570\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u7ba1\u7406\u3059\u308b\u4f01\u696d\u306b\u3068\u3063\u3066\u4fbf\u5229\u3067\u3059\u3002<br \/>\n3. \u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\uff1a1\u3064\u306e\u30e1\u30a4\u30f3\u30c9\u30e1\u30a4\u30f3\u540d\u3068\u305d\u306e\u3059\u3079\u3066\u306e\u540c\u30ec\u30d9\u30eb\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff08\u4f8b\uff1a*.example.com \u3067 blog.example.com\u3001shop.example.com \u306a\u3069\u304c\u4fdd\u8b77\u3055\u308c\u307e\u3059\uff09\u3002\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u306e\u6570\u304c\u591a\u3044\u5834\u5408\u3001\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\u306b\u3088\u308a\u7ba1\u7406\u304c\u5927\u5e45\u306b\u7c21\u7d20\u5316\u3055\u308c\u3001\u30b3\u30b9\u30c8\u3082\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SSL\u8a3c\u660e\u66f8\u306e\u53d6\u5f97\u3068\u5c0e\u5165\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SSL\u8a3c\u660e\u66f8\u306e\u53d6\u5f97\u304a\u3088\u3073\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u307e\u3059\u307e\u3059\u6a19\u6e96\u5316\u3055\u308c\u3001\u4fbf\u5229\u306b\u306a\u3063\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a3c\u660e\u66f8\u306e\u53d6\u5f97\u624b\u9806<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728\u60a8\u7684\u670d\u52a1\u5668\u6216\u6258\u7ba1\u5e73\u53f0\u4e0a\u751f\u6210\u4e00\u4e2a\u201c\u8bc1\u4e66\u7b7e\u540d\u8bf7\u6c42\u201d\u6587\u4ef6\u3002\u8fd9\u4e2aCSR\u6587\u4ef6\u5305\u542b\u4e86\u60a8\u7684\u516c\u94a5\u548c\u7ec4\u7ec7\u4fe1\u606f\u3002\u7136\u540e\uff0c\u5411CA\uff08\u5982DigiCert\u3001Sectigo\uff0c\u6216\u514d\u8d39\u7684Let's Encrypt\uff09\u63d0\u4ea4CSR\u8fdb\u884c\u9a8c\u8bc1\u3002\u6839\u636e\u60a8\u7533\u8bf7\u7684\u8bc1\u4e66\u7c7b\u578b\uff0c\u5b8c\u6210\u76f8\u5e94\u7684\u57df\u540d\u6216\u7ec4\u7ec7\u9a8c\u8bc1\u3002\u9a8c\u8bc1\u901a\u8fc7\u540e\uff0cCA\u4f1a\u7b7e\u53d1\u8bc1\u4e66\u6587\u4ef6\uff08\u901a\u5e38\u5305\u542b.crt\u6216.pem\u6587\u4ef6\u4ee5\u53ca\u53ef\u80fd\u7684\u4e2d\u95f4\u8bc1\u4e66\u94fe\uff09\uff0c\u4f9b\u60a8\u4e0b\u8f7d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b5\u30fc\u30d0\u30fc\u306e\u30c7\u30d7\u30ed\u30a4\u624b\u9806<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30d7\u30ed\u30a4\u30d7\u30ed\u30bb\u30b9\u306f\u4f7f\u7528\u3059\u308b\u30b5\u30fc\u30d0\u30fc\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u4e00\u822c\u7684\u306aNginx\u3092\u4f8b\u306b\u3068\u308b\u3068\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u8a3c\u660e\u66f8\u30d5\u30a1\u30a4\u30eb\uff08\u30b5\u30fc\u30d0\u30fc\u8a3c\u660e\u66f8\u304a\u3088\u3073CA\u4e2d\u9593\u8a3c\u660e\u66f8\uff09\u3068\u3001\u4e8b\u524d\u306b\u751f\u6210\u3057\u305f\u79d8\u5bc6\u9375\u30d5\u30a1\u30a4\u30eb\u3092\u30b5\u30fc\u30d0\u30fc\u306e\u6307\u5b9a\u3055\u308c\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6b21\u306b\u3001Nginx\u306e\u30b5\u30a4\u30c8\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3057\u3001443\u30dd\u30fc\u30c8\u3092\u76e3\u8996\u3059\u308b\u30b5\u30fc\u30d0\u30fc\u30d6\u30ed\u30c3\u30af\u5185\u3067\u8a3c\u660e\u66f8\u30d5\u30a1\u30a4\u30eb\u3068\u79d8\u5bc6\u9375\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30b9\u3092\u6b63\u3057\u304f\u6307\u5b9a\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001Nginx\u306e\u8a2d\u5b9a\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3057\u3066\u5909\u66f4\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\u3002\u30c7\u30d7\u30ed\u30a4\u5f8c\u306f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u8a3c\u660e\u66f8\u304c\u6b63\u3057\u304f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u304b\u3001\u30c1\u30a7\u30fc\u30f3\u304c\u5b8c\u5168\u3067\u3042\u308a\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u8106\u5f31\u6027\u304c\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u81ea\u52d5\u5316\u3068\u7121\u6599\u306e\u8a3c\u660e\u66f8<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u5e0c\u671b\u7b80\u5316\u6d41\u7a0b\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u5229\u7528\u81ea\u52a8\u5316\u5de5\u5177\u3002\u4f8b\u5982\uff0cLet's Encrypt\u63d0\u4f9b\u7684Certbot\u5ba2\u6237\u7aef\uff0c\u53ef\u4ee5\u81ea\u52a8\u5b8c\u6210\u4ece\u7533\u8bf7\u3001\u9a8c\u8bc1\u5230\u90e8\u7f72\u3001\u7eed\u671f\u7684\u5168\u8fc7\u7a0b\uff0c\u6781\u5927\u5730\u964d\u4f4e\u4e86\u4f7f\u7528HTTPS\u7684\u95e8\u69db\uff0c\u63a8\u52a8\u4e86\u5168\u7f51\u7684\u52a0\u5bc6\u5316\u8fdb\u7a0b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SSL\u8a3c\u660e\u66f8\u7ba1\u7406\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a3c\u660e\u66f8\u306e\u914d\u5e03\u306f\u4e00\u5ea6\u304d\u308a\u306e\u4f5c\u696d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7d99\u7d9a\u7684\u304b\u3064\u52b9\u679c\u7684\u306a\u7ba1\u7406\u304c\u3001\u9577\u671f\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<!-- AUTO_SYNCED_PATTERN_INSERT_START -->\n\n  <div class=\"flex justify-between items-center flex-col lg:flex-row xl:flex-col 2xl:flex-row gap-6 sm:gap-8 rounded-lg border border-gray-200 dark:border-gray-700 p-4 mb-8 lg:mb-10 sm:p-6 bg-white dark:bg-gray-750 shadow-md transition-colors duration-300\"\n         data-link=\"https:\/\/www.likacloud.com\/ja\/tolink\/ultahost-ssl-certificates\/\">\n\n      <div class=\"flex flex-col gap-3 gap-4 sm:gap-6 w-full\">\n        <strong class=\"text-2xl font-semibold text-gray-900 dark:text-gray-200\">UltaHost\u306eSSL\u8a3c\u660e\u66f8<\/strong>\n        <div class=\"text-gray-600 dark:text-gray-300 word-word\">DV\u3001EV\u3001OV\u8a3c\u660e\u66f8\u306f\u3001\u6700\u5927$1\u306e\u4fdd\u8a3c\u91d1\u984d\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u7121\u5236\u9650\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001iOS\u304a\u3088\u3073Android\u30a2\u30d7\u30ea\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u7279\u5178\u3068\u3057\u3066\u300120%\u306f\u6708\u984d$15.95\u7c73\u30c9\u30eb\u304b\u3089\u3067\u300130\u65e5\u9593\u306e\u8fd4\u91d1\u4fdd\u8a3c\u304c\u4ed8\u304d\u307e\u3059\u3002<\/div>\n      <\/div>\n\n      <div class=\"flex items-center flex-col md:flex-row lg:flex-col xl:flex-row 2xl:flex-col gap-6 shrink-0\">\n                  <a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/ultahost-ssl-certificates\/\">\n                          <!-- \u767d\u5929 -->\n              <img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2025\/12\/20251227020448.webp\" alt=\"SSL\u8a3c\u660e\u66f8\u306e\u30ed\u30b4\" class=\"content-promotion-card-icon h-9 min-h-9 dark:hidden\" title=\"\">\n              <!-- \u591c\u95f4 -->\n              <img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2025\/12\/20251229052118.webp\" alt=\"SSL\u8a3c\u660e\u66f8\u306e\u30ed\u30b4\" class=\"content-promotion-card-icon h-9 min-h-9 hidden dark:block\" title=\"\">\n                      <\/a>\n          \n        <a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/ultahost-ssl-certificates\/\"\n           class=\"bg-blue-500 w-full md:w-auto lg:w-full xl:w-auto 2xl:w-full text-center !text-white dark:!text-gray-200 !px-5 !py-1.5 rounded-full hover:bg-blue-600 transition-colors\">\n          UltaHost\u3092\u8a2a\u554f\u3059\u308b        <\/a>\n      <\/div>\n    <\/div>\n\n    \n<!-- AUTO_SYNCED_PATTERN_INSERT_END -->\n\n\n\n\n\n<h3 class=\"wp-block-heading\">\u30bf\u30a4\u30e0\u30ea\u30fc\u306a\u76e3\u8996\u3068\u66f4\u65b0\uff08\u30ea\u30cb\u30e5\u30fc\u30a2\u30eb\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SSL\u8a3c\u660e\u66f8\u306b\u306f\u660e\u78ba\u306a\u6709\u52b9\u671f\u9650\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u304a\u308a\uff08\u73fe\u5728\u306e\u6700\u5927\u6709\u52b9\u671f\u9650\u306f13\u30f6\u6708\u3067\u3001\u3053\u308c\u306fCA\/B\u30d5\u30a9\u30fc\u30e9\u30e0\u306b\u3088\u3063\u3066\u5b9a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\uff09\u3001\u8a3c\u660e\u66f8\u304c\u6709\u52b9\u671f\u9650\u3092\u904e\u304e\u308b\u3068\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u308a\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8b66\u544a\u304c\u8868\u793a\u3055\u308c\u308b\u305f\u3081\u3001\u4fe1\u7528\u306b\u5927\u304d\u306a\u30c0\u30e1\u30fc\u30b8\u3092\u4e0e\u3048\u307e\u3059\u3002\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u3057\u3066\u306f\u3001\u76e3\u8996\u304a\u3088\u3073\u30a2\u30e9\u30fc\u30c8\u6a5f\u80fd\u3092\u8a2d\u5b9a\u3057\u3001\u6709\u52b9\u671f\u9650\u306e30\u65e5\u524d\u306b\u306f\u5fc5\u305a\u66f4\u65b0\u624b\u7d9a\u304d\u3092\u958b\u59cb\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u81ea\u52d5\u5316\u30c4\u30fc\u30eb\u3092\u5229\u7528\u3059\u308c\u3070\u3001\u8a3c\u660e\u66f8\u306e\u66f4\u65b0\u3092\u81ea\u52d5\u7684\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u3001\u6709\u52b9\u671f\u9650\u5207\u308c\u306e\u30ea\u30b9\u30af\u3092\u5b8c\u5168\u306b\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f37\u529b\u306a\u6697\u53f7\u5316\u30b9\u30a4\u30fc\u30c8\u304a\u3088\u3073\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a3c\u660e\u66f8\u306e\u307f\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u3067\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u306b\u304a\u3044\u3066\u5f37\u529b\u306a\u6697\u53f7\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u5b89\u5168\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u53e4\u304f\u3066\u5b89\u5168\u3067\u306a\u3044SSL\u30d7\u30ed\u30c8\u30b3\u30eb\uff08SSL 2.0\/3.0\u306a\u3069\uff09\u306f\u7121\u52b9\u306b\u3057\u3001TLS 1.2\u307e\u305f\u306fTLS 1.3\u3092\u512a\u5148\u7684\u306b\u4f7f\u7528\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002\u307e\u305f\u3001\u65e2\u77e5\u306e\u8106\u5f31\u6027\u653b\u6483\u306b\u5bfe\u6297\u3059\u308b\u305f\u3081\u306b\u5f37\u529b\u306a\u6697\u53f7\u5316\u30b9\u30a4\u30fc\u30c8\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3082\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">HTTP\u306e\u53b3\u683c\u306a\u8ee2\u9001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5b9f\u65bd\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">HSTS\uff08HTTP Strict Transport Security\uff09\u306f\u91cd\u8981\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u30e1\u30ab\u30cb\u30ba\u30e0\u3067\u3059\u3002\u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc\u3092\u901a\u3058\u3066\u30d6\u30e9\u30a6\u30b6\u306b\u901a\u77e5\u3059\u308b\u3053\u3068\u3067\u3001\u6307\u5b9a\u3055\u308c\u305f\u6642\u9593\u5185\u306b\u305d\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u3059\u3079\u3066\u306e\u63a5\u7d9a\u304cHTTPS\u3092\u4f7f\u7528\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c0\u30a6\u30f3\u30b0\u30ec\u30fc\u30c9\u653b\u6483\u3084\u30d7\u30ed\u30c8\u30b3\u30eb\u30cf\u30a4\u30b8\u30e3\u30c3\u30af\u3092\u52b9\u679c\u7684\u306b\u9632\u304e\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u3055\u3089\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u30d6\u30e9\u30a6\u30b6\u306eHSTS\u30d7\u30ea\u30ed\u30fc\u30c9\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5305\u62ec\u7684\u306a\u4fdd\u8b77\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6982\u8981<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SSL\u8a3c\u660e\u66f8\u306f\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u3001\u5b89\u5168\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u57fa\u77f3\u3067\u3059\u3002\u975e\u5bfe\u79f0\u6697\u53f7\u5316\u3068\u5bfe\u79f0\u6697\u53f7\u5316\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u306e\u6a5f\u5bc6\u6027\u3001\u5b8c\u5168\u6027\u3001\u304a\u3088\u3073\u30b5\u30fc\u30d0\u30fc\u306e\u8eab\u5143\u306e\u6b63\u5f53\u6027\u3092\u78ba\u4fdd\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304b\u3089\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u305f\u30bf\u30a4\u30d7\u306e\u9078\u629e\u3001\u6b63\u3057\u3044\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u3001\u305d\u3057\u3066\u9577\u671f\u7684\u306a\u7ba1\u7406\u307e\u3067\u3001\u3059\u3079\u3066\u306e\u6bb5\u968e\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u4eca\u65e5\u3067\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u6e96\u304c\u65e5\u3005\u53b3\u683c\u306b\u306a\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306bSSL\u8a3c\u660e\u66f8\u3092\u5c0e\u5165\u3057\u3001\u9069\u5207\u306b\u7ba1\u7406\u3059\u308b\u3053\u3068\u306f\u3001\u300c\u30d7\u30e9\u30b9\u8981\u7d20\u300d\u304b\u3089\u898b\u904e\u3054\u305b\u306a\u3044\u300c\u57fa\u672c\u8981\u4ef6\u300d\u3067\u3042\u308a\u3001\u5fc5\u8981\u4e0d\u53ef\u6b20\u306a\u8cac\u4efb\u3078\u3068\u5909\u308f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ \u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">HTTPS\u3068SSL\u306f\u540c\u3058\u3082\u306e\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">HTTPS\u3068\u306f\u300cHTTP over SSL\/TLS\u300d\u306e\u3053\u3068\u3067\u3059\u3002\u53b3\u5bc6\u306b\u8a00\u3048\u3070\u3001SSL\/TLS\u306f\u4f1d\u9001\u5c64\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u306e\u9593\u306b\u4f4d\u7f6e\u3059\u308b\u6697\u53f7\u5316\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3042\u308a\u3001HTTPS\u306fSSL\/TLS\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c8\u30f3\u30cd\u30eb\u306e\u4e0a\u3067\u52d5\u4f5c\u3059\u308bHTTP\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002\u4e00\u822c\u7684\u306b\u300c\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306bSSL\u304c\u5c0e\u5165\u3055\u308c\u3066\u3044\u308b\u300d\u3068\u8a00\u3046\u5834\u5408\u3001\u305d\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304cHTTPS\u30a2\u30af\u30bb\u30b9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7121\u6599\u306eSSL\u8a3c\u660e\u66f8\u3068\u6709\u6599\u306eSSL\u8a3c\u660e\u66f8\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u9a8c\u8bc1\u7ea7\u522b\u3001\u4fdd\u9669\u8d54\u4ed8\u3001\u6280\u672f\u652f\u6301\u548c\u670d\u52a1\u7b49\u7ea7\u534f\u8bae\u3002\u514d\u8d39\u8bc1\u4e66\uff08\u5982Let's Encrypt\uff09\u901a\u5e38\u53ea\u63d0\u4f9b\u57df\u540d\u9a8c\u8bc1\uff0c\u7b7e\u53d1\u81ea\u52a8\u5316\uff0c\u9002\u5408\u57fa\u7840\u52a0\u5bc6\u9700\u6c42\u3002\u4ed8\u8d39\u8bc1\u4e66\u5219\u63d0\u4f9b\u7ec4\u7ec7\u9a8c\u8bc1\u6216\u6269\u5c55\u9a8c\u8bc1\uff0c\u5305\u542b\u66f4\u9ad8\u7684\u8eab\u4efd\u62c5\u4fdd\u3001\u6d4f\u89c8\u5668\u5730\u5740\u680f\u7684\u663e\u8457\u6807\u8bc6\uff08\u5982\u7eff\u8272\u516c\u53f8\u540d\uff09\u3001\u4ee5\u53ca\u56e0\u8bc1\u4e66\u95ee\u9898\u5bfc\u81f4\u635f\u5931\u7684\u7ecf\u6d4e\u8d54\u507f\u4fdd\u969c\u548c\u6280\u672f\u652f\u6301\u670d\u52a1\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u306a\u305c\u79c1\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306bSSL\u8a3c\u660e\u66f8\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u300c\u5b89\u5168\u3067\u306a\u3044\u300d\u3068\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306f\u3055\u307e\u3056\u307e\u306a\u539f\u56e0\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a\u539f\u56e0\u306f\u3001Web\u30da\u30fc\u30b8\u5185\u3067HTTP\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3059\u308b\u30ea\u30bd\u30fc\u30b9\uff08\u753b\u50cf\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u3001\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u306a\u3069\uff09\u304c\u6df7\u5728\u3057\u3066\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3067\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u306f\u3053\u308c\u3092\u5b89\u5168\u3067\u306a\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u3068\u5224\u65ad\u3057\u3001\u8b66\u544a\u3092\u8868\u793a\u3057\u307e\u3059\u3002Web\u30da\u30fc\u30b8\u5185\u306e\u3059\u3079\u3066\u306e\u30ea\u30bd\u30fc\u30b9\u306e\u30ea\u30f3\u30af\u304cHTTPS\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u4ed6\u306e\u539f\u56e0\u3068\u3057\u3066\u306f\u3001\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u5207\u308c\u3001\u8a3c\u660e\u66f8\u3068\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u4e0d\u4e00\u81f4\u3001\u4e2d\u9593\u8a3c\u660e\u66f8\u30c1\u30a7\u30fc\u30f3\u306e\u6b20\u5982\u306a\u3069\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\u306f\u3001\u8907\u6570\u30ec\u30d9\u30eb\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a19\u6e96\u7684\u306a\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\uff08\u4f8b\uff1a*.example.com\uff09\u306f\u3001blog.example.com\u3084shop.example.com\u306e\u3088\u3046\u306a\u7b2c\u4e00\u30ec\u30d9\u30eb\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u306e\u307f\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002dev.www.example.com\u306e\u3088\u3046\u306a\u7b2c\u4e8c\u30ec\u30d9\u30eb\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u306f\u4fdd\u8b77\u3067\u304d\u307e\u305b\u3093\u3002\u8907\u6570\u30ec\u30d9\u30eb\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u4fdd\u8b77\u3059\u308b\u306b\u306f\u3001\u7279\u5b9a\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u542b\u3080\u30de\u30eb\u30c1\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\u3092\u7533\u8acb\u3059\u308b\u304b\u3001\u305d\u308c\u305e\u308c\u306e\u30ec\u30d9\u30eb\u306b\u5bfe\u3057\u3066\u500b\u5225\u306b\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\u3092\u7533\u8acb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SSL\u8a3c\u660e\u66f8\u306f\u6bce\u5e74\u8cfc\u5165\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SSL\u8a3c\u660e\u66f8\u306b\u306f\u6709\u52b9\u671f\u9650\u304c\u8a2d\u3051\u3089\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u6bce\u5e74\u65b0\u305f\u306b\u300c\u8cfc\u5165\u300d\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u5b9a\u671f\u7684\u306b\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u65e7\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u304c\u5207\u308c\u308b\u524d\u306b\u3001\u5143\u306eCA\uff08\u8a8d\u8a3c\u6a5f\u95a2\uff09\u307e\u305f\u306f\u4ed6\u306eCA\u306b\u65b0\u3057\u3044\u8a3c\u660e\u66f8\u306e\u767a\u884c\u3092\u4f9d\u983c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u73fe\u5728\u306e\u696d\u754c\u306e\u50be\u5411\u3068\u3057\u3066\u306f\u3001\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u304c\u77ed\u7e2e\u3055\u308c\u3064\u3064\u3042\u308a\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5411\u4e0a\u304c\u56f3\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u81ea\u52d5\u5316\u3055\u308c\u305f\u66f4\u65b0\u51e6\u7406\u3084\u7ba1\u7406\u30c4\u30fc\u30eb\u306e\u5229\u7528\u304c\u7279\u306b\u91cd\u8981\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>SSL\u8a3c\u660e\u66f8\u306f\u3001HTTPS\u306b\u3088\u308b\u6697\u53f7\u5316\u304a\u3088\u3073\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u8a8d\u8a3c\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u9375\u3068\u306a\u308b\u3082\u306e\u3067\u3059\u3002\u672c\u7a3f\u3067\u306f\u3001\u305d\u306e\u52d5\u4f5c\u539f\u7406\u3084\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u30d7\u30ed\u30bb\u30b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u3055\u307e\u3056\u307e\u306a\u8a8d\u8a3c\u30ec\u30d9\u30eb\u3084\u30ab\u30d0\u30fc\u7bc4\u56f2\u3092\u6301\u3064\u8a3c\u660e\u66f8\u306e\u7a2e\u985e\u3092\u6bd4\u8f03\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u7533\u8acb\u304b\u3089\u30c7\u30d7\u30ed\u30a4\u3001\u81ea\u52d5\u5316\u3055\u308c\u305f\u66f4\u65b0\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u5b9a\u306b\u81f3\u308b\u307e\u3067\u306e\u5b8c\u5168\u306a\u5b9f\u8df5\u30ac\u30a4\u30c9\u3082\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u901a\u4fe1\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u52b9\u679c\u7684\u306b\u4fdd\u8b77\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[],"knowledge_category":[277],"class_list":["post-12362766","knowledge_post","type-knowledge_post","status-publish","hentry","knowledge_category-ssl-certificate"],"acf":{"site_seo_keywords":"SSL\u8bc1\u4e66,TLS\u52a0\u5bc6,HTTPS\u90e8\u7f72,\u8bc1\u4e66\u7c7b\u578b,\u8bc1\u4e66\u7533\u8bf7,SSL\u8bc1\u4e66\u7ba1\u7406,SSL\u8bc1\u4e66\u6700\u4f73\u5b9e\u8df5,\u901a\u914d\u7b26\u8bc1\u4e66"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/ja\/wp-json\/wp\/v2\/knowledge_posts\/12362766","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.likacloud.com\/ja\/wp-json\/wp\/v2\/knowledge_posts"}],"about":[{"href":"https:\/\/www.likacloud.com\/ja\/wp-json\/wp\/v2\/types\/knowledge_post"}],"author":[{"embeddable":true,"href":"https:\/\/www.likacloud.com\/ja\/wp-json\/wp\/v2\/users\/7"}],"version-history":[{"count":0,"href":"https:\/\/www.likacloud.com\/ja\/wp-json\/wp\/v2\/knowledge_posts\/12362766\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/ja\/wp-json\/wp\/v2\/media?parent=12362766"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/ja\/wp-json\/wp\/v2\/tags?post=12362766"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/ja\/wp-json\/wp\/v2\/knowledge_category?post=12362766"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}