{"id":21088,"date":"2026-05-07T12:58:34","date_gmt":"2026-05-07T03:58:34","guid":{"rendered":"https:\/\/cloud.sakura.ad.jp\/news\/?p=21088"},"modified":"2026-05-07T12:58:34","modified_gmt":"2026-05-07T03:58:34","slug":"webaccel-subdomain-ssl-chain-migration","status":"publish","type":"post","link":"https:\/\/cloud.sakura.ad.jp\/news\/2026\/05\/07\/webaccel-subdomain-ssl-chain-migration\/","title":{"rendered":"\u3010\u4e88\u544a\u3011\u3055\u304f\u3089\u306e\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30bf \u30b5\u30d6\u30c9\u30e1\u30a4\u30f3(user.webaccel.jp)\u7528SSL\u8a3c\u660e\u66f8\u306e\u8a3c\u660e\u66f8\u30c1\u30a7\u30a4\u30f3\u69cb\u6210\u306e\u79fb\u884c(R6\u304b\u3089R46\u3078\u79fb\u884c)\u306e\u304a\u77e5\u3089\u305b"},"content":{"rendered":"<style type=\"text\/css\">\n    .btn.type02 {\n        width: 100%;\n        max-width: 340px;\n        padding: 15px 10px;\n        display: inline-block;\n        text-align: center;\n        letter-spacing: 0.1em;\n        color: #fff;\n        background-color: #ed576c;\n        border-bottom: 4px solid #c5394d;\n        border-radius: 5px;\n        text-decoration: none;\n    }\n\/* \u901a\u5e38\u306e\u7b87\u6761\u66f8\u304d\u3092\u5b8c\u5168\u5fa9\u5143\uff08\u30c6\u30fc\u30de\u5bfe\u7b56\uff09 *\/\n    .entry-content ul.normal-list {\n        list-style: none !important;\n        padding-left: 0 !important;\n        margin: 1em 0 !important;\n        border: none !important;\n}\n\/* li \u3092\u7b87\u6761\u66f8\u304d\u3068\u3057\u3066\u6271\u3044\u76f4\u3059 *\/\n    .entry-content ul.normal-list > li {\n        display: list-item !important;\n        list-style-type: disc !important;\n        border: none !important;\n        padding: 0 !important;\n        margin: 0 0 0 1em !important;\n        line-height: 1.6;\n}\n\/* \u4e0a\u4e0b\u306e\u7dda\u5bfe\u7b56 *\/\n    .entry-content ul.normal-list > li {\n        border-top: none !important;\n        border-bottom: none !important;\n}\n<\/style>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-16332\" src=\"https:\/\/cloud.sakura.ad.jp\/news\/wp-content\/uploads\/2025\/11\/Web_Accelerator-logo_Basic-500x82-1.png\" alt=\"\" width=\"500\" height=\"82\" \/><\/p>\n<p>\u5e73\u7d20\u306f\u300c\u3055\u304f\u3089\u306e\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30bf\u300d\u3092\u3054\u5229\u7528\u3044\u305f\u3060\u304d\u3001\u8aa0\u306b\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002<br \/>\n\u3053\u306e\u305f\u3073\u3001\u767a\u884c\u5143\u8a8d\u8a3c\u5c40\u306b\u304a\u3051\u308b\u30eb\u30fc\u30c8\u8a3c\u660e\u66f8\u306b\u5bfe\u3059\u308b\u8981\u4ef6\u306e\u898b\u76f4\u3057\u306b\u4f34\u3044\u3001<br \/>\n\u3055\u304f\u3089\u306e\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30bf\u306b\u304a\u3051\u308b\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3(user.webaccel.jp)\u7528SSL\u8a3c\u660e\u66f8\u3092\u4ee5\u4e0b\u306e\u901a\u308a\u5909\u66f4\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u6982\u8981<\/h2>\n<h3>\u5909\u66f4\u70b9<\/h3>\n<p>\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3(user.webaccel.jp)\u7528SSL\u8a3c\u660e\u66f8\u306e\u8a3c\u660e\u66f8\u30c1\u30a7\u30a4\u30f3\u69cb\u6210\u306b\u304a\u3044\u3066\u3001\u30eb\u30fc\u30c8\u304a\u3088\u3073\u4e2d\u9593CA\u8a3c\u660e\u66f8\u3092\u3001R6\u304b\u3089R46\u3078\u79fb\u884c\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<th style=\"width: 20%\"><\/th>\n<th style=\"width: 80%; text-align: left;\">\u8a3c\u660e\u66f8\u30c1\u30a7\u30a4\u30f3\u306e\u69cb\u6210<\/th>\n<\/tr>\n<tr>\n<td style=\"width: 20%\">\u5909\u66f4\u524d<\/td>\n<td style=\"width: 80%\">\u30b5\u30fc\u30d0\u8a3c\u660e\u66f8 \u2192 \u4e2d\u9593CA\u8a3c\u660e\u66f8(R6) \u2192 \u30af\u30ed\u30b9\u30eb\u30fc\u30c8\u8a3c\u660e\u66f8(R3-R6)<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20%\">\u5909\u66f4\u5f8c<\/td>\n<td style=\"width: 80%\">\u30b5\u30fc\u30d0\u8a3c\u660e\u66f8 \u2192 \u4e2d\u9593CA\u8a3c\u660e\u66f8(R46\u7cfb) \u2192 \u30eb\u30fc\u30c8\u8a3c\u660e\u66f8(R46\u7cfb)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3> \u5909\u66f4\u4e88\u5b9a\u65e5<\/h3>\n<p>2026\u5e748\u67085\u65e5 (\u6c34)<\/p>\n<h3> \u5909\u66f4\u306e\u80cc\u666f<\/h3>\n<p>\u767a\u884c\u5143\u8a8d\u8a3c\u5c40\u306b\u304a\u3044\u3066\u3001\u30eb\u30fc\u30c8\u8a3c\u660e\u66f8\u306b\u5bfe\u3059\u308b\u8981\u4ef6\u306e\u898b\u76f4\u3057\u306b\u4f34\u3044\u3001\u30eb\u30fc\u30c8\u304a\u3088\u3073\u4e2d\u9593CA\u8a3c\u660e\u66f8\u306e\u79fb\u884c\u304c\u5b9f\u65bd\u3055\u308c\u307e\u3059\u3002<br \/>\n\u4eca\u5f8c\u306b\u304a\u304d\u307e\u3057\u3066\u3082\u3001\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308bSSL\u8a3c\u660e\u66f8\u306e\u63d0\u4f9b\u5185\u5bb9\u306b\u3064\u3044\u3066\u3001\u5c06\u6765\u7684\u306b\u5909\u66f4\u3068\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3(user.webaccel.jp)\u7528SSL\u8a3c\u660e\u66f8\u306e\u63d0\u4f9b\u5185\u5bb9\u306e\u8a73\u7d30\u306f\u3001\u4e0b\u8a18\u30da\u30fc\u30b8\u3088\u308a\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul class=\"normal-list\">\n<li><a href=\"https:\/\/manual.sakura.ad.jp\/cloud\/webaccel\/webaccel.html#user-webaccel-jp-ssl\" target=\"blank\">\u3055\u304f\u3089\u306e\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30bf\u3068\u306f (\u6982\u8981\u30fb\u4ed5\u69d8) \u2013 \u4ed5\u69d8\u8a73\u7d30 \u2013 \u30b5\u30d6\u30c9\u30e1\u30a4\u30f3(user.webaccel.jp)\u306eSSL\u8a3c\u660e\u66f8<\/a><\/li>\n<\/ul>\n<h2>\u304a\u5ba2\u69d8\u3078\u306e\u5f71\u97ff<\/h2>\n<p>\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3(user.webaccel.jp)\u3092\u3054\u5229\u7528\u4e2d\u306e\u30b5\u30a4\u30c8\u3067\u306f\u3001\u8a3c\u660e\u66f8\u306e\u79fb\u884c\u306b\u4f34\u3044\u3001<br \/>\n\u65b0\u3057\u3044\u30eb\u30fc\u30c8\u8a3c\u660e\u66f8(R46\u7cfb)\u3092\u4fe1\u983c\u3057\u3066\u3044\u306a\u3044\u4e00\u90e8\u306e\u74b0\u5883\u306b\u304a\u3044\u3066\u3001HTTPS\u63a5\u7d9a\u306b\u3088\u308b\u30b5\u30a4\u30c8\u306e\u95b2\u89a7\u304c\u3067\u304d\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u7279\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u74b0\u5883\u3067\u306f\u5f71\u97ff\u304c\u751f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul class=\"normal-list\">\n<li>\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86\u6e08\u307f\u3001\u307e\u305f\u306f\u9577\u671f\u9593\u66f4\u65b0\u3055\u308c\u3066\u3044\u306a\u3044OS<\/li>\n<li>\u53e4\u3044\u30d6\u30e9\u30a6\u30b6<\/li>\n<li>\u7d44\u307f\u8fbc\u307f\u6a5f\u5668\u3084\u72ec\u81ea\u306e\u8a3c\u660e\u66f8\u30b9\u30c8\u30a2\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u30b7\u30b9\u30c6\u30e0<\/li>\n<\/ul>\n<p>\u203b \u5f71\u97ff\u306e\u6709\u7121\u306f\u3001\u3054\u5229\u7528\u74b0\u5883\u306b\u304a\u3051\u308b\u8a3c\u660e\u66f8\u4fe1\u983c\u30b9\u30c8\u30a2\u306e\u72b6\u614b\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002<br \/>\n\u8a73\u7d30\u306a\u5f71\u97ff\u3084\u5fc5\u8981\u306a\u5bfe\u5fdc\u306b\u3064\u3044\u3066\u306f\u3001\u30b5\u30a4\u30c8\u95b2\u89a7\u306b\u3054\u5229\u7528\u4e2d\u306e\u30c7\u30d0\u30a4\u30b9\u3084OS\u304a\u3088\u3073\u30d6\u30e9\u30a6\u30b6\u306e\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1\u3092\u3054\u78ba\u8a8d\u3044\u305f\u3060\u304d\u307e\u3059\u3088\u3046\u304a\u9858\u3044\u3044\u305f\u3057\u307e\u3059\u3002<br \/>\n\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u4e8b\u524d\u306e\u5468\u77e5\u30fb\u3054\u6848\u5185\u306a\u3069\u3092\u3054\u691c\u8a0e\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u304a\u554f\u3044\u5408\u308f\u305b<\/h2>\n<p>\u672c\u4ef6\u306b\u95a2\u3057\u3066\u3054\u4e0d\u660e\u70b9\u304c\u3054\u3056\u3044\u307e\u3057\u305f\u3089\u3001\u4e0b\u8a18\u30d5\u30a9\u30fc\u30e0\u3088\u308a\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><center><br \/>\n<a class=\"btn type02\" href=\"https:\/\/www.sakura.ad.jp\/request_form\/service\/web-accelerator\/\" target=\"blank\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a><\/center><br \/>\n\u4eca\u5f8c\u3068\u3082\u300c<a href=\"https:\/\/cdn.sakura.ad.jp\/\" target=\"blank\">\u3055\u304f\u3089\u306e\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30bf<\/a>\u300d\u3092\u3088\u308d\u3057\u304f\u304a\u9858\u3044\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5e73\u7d20\u306f\u300c\u3055\u304f\u3089\u306e\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30bf\u300d\u3092\u3054\u5229\u7528\u3044\u305f\u3060\u304d\u3001\u8aa0\u306b\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002 \u3053\u306e\u305f\u3073\u3001\u767a\u884c\u5143\u8a8d\u8a3c\u5c40\u306b\u304a\u3051\u308b\u30eb\u30fc\u30c8\u8a3c\u660e\u66f8\u306b\u5bfe\u3059\u308b\u8981\u4ef6\u306e\u898b\u76f4\u3057\u306b\u4f34\u3044\u3001 \u3055\u304f\u3089\u306e\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30bf\u306b\u304a\u3051\u308b\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3(user.webaccel.jp)\u7528SSL\u8a3c\u660e\u66f8\u3092\u4ee5\u4e0b\u306e\u901a\u308a\u5909\u66f4\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":90,"featured_media":20595,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-21088","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-1"],"_links":{"self":[{"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/posts\/21088","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/users\/90"}],"replies":[{"embeddable":true,"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/comments?post=21088"}],"version-history":[{"count":2,"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/posts\/21088\/revisions"}],"predecessor-version":[{"id":21090,"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/posts\/21088\/revisions\/21090"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/media\/20595"}],"wp:attachment":[{"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/media?parent=21088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/categories?post=21088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cloud.sakura.ad.jp\/news\/wp-json\/wp\/v2\/tags?post=21088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}