{"id":19465,"date":"2026-05-18T11:51:02","date_gmt":"2026-05-18T09:51:02","guid":{"rendered":"https:\/\/webhosting.de\/tls-ocsp-stapling-zertifikatsvalidierung-sicherheitsvorteile-crypto\/"},"modified":"2026-05-18T11:51:02","modified_gmt":"2026-05-18T09:51:02","slug":"tls-ocsp-%e3%82%b9%e3%83%86%e3%83%bc%e3%83%97%e3%83%aa%e3%83%b3%e3%82%b0-%e8%a8%bc%e6%98%8e%e6%9b%b8%e6%a4%9c%e8%a8%bc-%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86%e3%82%a3%e3%83%bb%e3%83%99%e3%83%8d","status":"publish","type":"post","link":"https:\/\/webhosting.de\/ja\/tls-ocsp-stapling-zertifikatsvalidierung-sicherheitsvorteile-crypto\/","title":{"rendered":"\u5b89\u5168\u306a\u30a6\u30a7\u30d6\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306e\u305f\u3081\u306eTLS OCSP\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u3068\u8a3c\u660e\u66f8\u691c\u8a3c"},"content":{"rendered":"<p>OCSP\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u306f <strong>\u691c\u5b9a\u8a66\u9a13<\/strong> \u77ed\u3044\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3067\u3001\u5916\u90e8\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u8ffd\u52a0\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9632\u304e\u3001\u904b\u7528\u4e2d\u306eTLS\u8a3c\u660e\u66f8\u691c\u8a3c\u3092\u5f37\u5316\u3057\u307e\u3059\u3002TLS-OCSP\u306e\u30b9\u30c6\u30fc\u30d7\u30eb\u3001\u30de\u30b9\u30c8\u30fb\u30b9\u30c6\u30fc\u30d7\u30eb\u3001\u30af\u30ea\u30fc\u30f3\u30fb\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u304c\u3069\u306e\u3088\u3046\u306b\u6539\u5584\u3055\u308c\u308b\u304b\u3092\u5177\u4f53\u7684\u306b\u7d39\u4ecb\u3059\u308b\u3002 <strong>\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong> \u305d\u3057\u3066\u3001\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306e\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u6642\u9593\u3092\u6539\u5584\u3059\u308b\u3002.<\/p>\n\n<h2>\u4e2d\u5fc3\u70b9<\/h2>\n<ul>\n  <li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a<\/strong>\u30b9\u30bf\u30c3\u30af\u3055\u308c\u305fOCSP\u30ec\u30b9\u30dd\u30f3\u30b9\u306f\u3001\u5f85\u3061\u6642\u9593\u3068TTFB\u3092\u524a\u6e1b\u3059\u308b\u3002.<\/li>\n  <li><strong>\u30c7\u30fc\u30bf\u4fdd\u8b77<\/strong>\u8a2a\u554f\u8005\u306f\u3082\u306f\u3084OCSP\u30af\u30a8\u30ea\u3092CA\u306b\u9001\u4fe1\u3057\u306a\u3044\u3002.<\/li>\n  <li><strong>\u8aa0\u5b9f\u3055<\/strong>Must-Staple\u306f\u73fe\u5728\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u60c5\u5831\u3092\u5f37\u5236\u3059\u308b\u3002.<\/li>\n  <li><strong>\u30d5\u30a9\u30fc\u30eb\u30c8\u30fb\u30c8\u30ec\u30e9\u30f3\u30b9<\/strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u5185\u306e\u6709\u52b9\u306a\u30ec\u30b9\u30dd\u30f3\u30b9\u306f\u3001\u5931\u6557\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3002.<\/li>\n  <li><strong>\u7df4\u7fd2<\/strong>Apache\/Nginx\u3092\u6b63\u3057\u304f\u8a2d\u5b9a\u3057\u3001\u76e3\u8996\u3059\u308b\u3002.<\/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\/2026\/05\/server-verifizierung-3295.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u306a\u305c\u8a3c\u660e\u66f8\u306e\u691c\u8a3c\u306fHTTPS\u3092\u6709\u52b9\u5316\u3059\u308b\u3060\u3051\u3067\u306f\u306a\u3044\u306e\u304b<\/h2>\n\n<p>\u8a3c\u660e\u66f8\u304c\u4fe1\u983c\u3092\u751f\u3080\u306e\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u30fc\u304c\u305d\u306e\u8a3c\u660e\u66f8\u3092\u6301\u3064\u5834\u5408\u3060\u3051\u3067\u3059\u3002 <strong>\u30b9\u30c6\u30fc\u30bf\u30b9<\/strong> \u306f\u73fe\u5728\u78ba\u8a8d\u3067\u304d\u308b\u3002\u5931\u52b9\u306f\u3001\u9375\u304c\u5371\u6b86\u5316\u3057\u305f\u308a\u3001\u30c9\u30e1\u30a4\u30f3\u304c\u5909\u66f4\u3055\u308c\u305f\u308a\u3001\u5185\u90e8\u30d7\u30ed\u30bb\u30b9\u3067\u975e\u6d3b\u6027\u5316\u304c\u8981\u6c42\u3055\u308c\u305f \u308a\u3059\u308b\u3068\u3059\u3050\u306b\u767a\u751f\u3059\u308b\u3002\u554f\u3044\u5408\u308f\u305b\u304c\u306a\u3051\u308c\u3070\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u5931\u52b9\u3057\u305f\u8a3c\u660e\u66f8\u3092\u4fe1\u983c\u3057\u3001\u305d\u306e\u7d50\u679c <strong>\u30ea\u30b9\u30af<\/strong>. .\u4ee5\u524d\u306fCRL\u3092\u3088\u304f\u4f7f\u3063\u3066\u3044\u305f\u304c\u3001\u6025\u901f\u306b\u6210\u9577\u3057\u3001\u7406\u60f3\u7684\u306a\u66f4\u65b0\u6642\u9593\u306b\u5f53\u305f\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u306a\u304b\u3063\u305f\u3002OCSP\u306f\u3001\u307b\u307c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u3067\u3053\u308c\u3092\u89e3\u6c7a\u3057\u3001CRL\u3092\u7d71\u5408\u3057\u3066\u3044\u308b\u3002 <strong>\u59a5\u5f53\u6027<\/strong> \u3092TLS\u30c6\u30b9\u30c8\u30fb\u30ed\u30b8\u30c3\u30af\u306b\u304d\u308c\u3044\u306b\u7d44\u307f\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\n\n<h2>OCSP\uff1a\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30fb\u30c6\u30b9\u30c8\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac<\/h2>\n\n<p>OCSP \u3067\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f CA \u30ec\u30b9\u30dd\u30f3\u30c0\u306b\u4ee5\u4e0b\u306e\u3053\u3068\u3092\u8981\u6c42\u3057\u307e\u3059\u3002 <strong>\u8a3c\u660e\u66f8\u306e\u30b9\u30c6\u30fc\u30bf\u30b9<\/strong> \u3067\u3001\u201cgood\u201d\u3001\u201crevoked\u201d\u3001\u307e\u305f\u306f \u201cunknown \u201d\u3092\u53d7\u3051\u53d6\u308b\u3002\u3053\u308c\u306f\u5358\u7d14\u306b\u805e\u3053\u3048\u308b\u304c\u3001\u8ffd\u52a0\u306e\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u8ab0\u304c\u3069\u306e\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3092\u4f5c\u3063\u3066\u3044\u308b\u304b\u3092\u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u306b\u4f1d\u3048\u308b\u3053\u3068\u306b\u306a\u308b\u3002 <strong>\u30c9\u30e1\u30a4\u30f3<\/strong> \u3092\u8a2a\u554f\u3057\u307e\u3057\u305f\u3002\u30ec\u30b9\u30dd\u30f3\u30c0\u304c\u5931\u6557\u3057\u305f\u5834\u5408\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u30dd\u30ea\u30b7\u30fc\u306b\u5fdc\u3058\u3066\u30ed\u30fc\u30c9\u3092\u30ad\u30e3\u30f3\u30bb\u30eb\u3059\u308b\u304b\u7d99\u7d9a\u3059\u308b\u304b\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u30d0\u30ea\u30a2\u30f3\u30c8\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30c7\u30fc\u30bf\u4fdd\u8b77\u306b\u3068\u3063\u3066\u7406\u60f3\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u304c\u307e\u3055\u306b\u3001\u5f85\u3061\u6642\u9593\u3092\u6700\u5c0f\u9650\u306b\u3059\u308b\u65b9\u6cd5\u3068 <strong>\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc<\/strong> \u660e\u3089\u304b\u306b\u30d0\u30e9\u30f3\u30b9\u304c\u826f\u304f\u306a\u3063\u3066\u3044\u308b\u3002.<\/p>\n\n<table>\n  <thead>\n    <tr>\n      <th>\u65b9\u6cd5<\/th>\n      <th>\u63a5\u7d9a\u8a2d\u5b9a<\/th>\n      <th>\u30c7\u30fc\u30bf\u4fdd\u8b77<\/th>\n      <th>\u30a8\u30e9\u30fc\u52d5\u4f5c<\/th>\n      <th>\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9<\/th>\n      <th>\u904b\u55b6\u30b7\u30ca\u30ea\u30aa<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>CRL<\/td>\n      <td>\u30bb\u30c3\u30b7\u30e7\u30f3\u3054\u3068\u306e\u8ffd\u52a0\u30af\u30a8\u30ea\u306f\u306a\u3044\u304c\u3001\u5927\u898f\u6a21\u306a <strong>\u30ea\u30b9\u30c8<\/strong><\/td>\n      <td>\u7684\u3092\u7d5e\u3063\u305f\u30af\u30a8\u30ea\u304c\u306a\u3044\u306e\u3067\u826f\u3044<\/td>\n      <td>\u901a\u8a71\u30b5\u30a4\u30af\u30eb\u304c\u9045\u3044\u305f\u3081\u3001\u5ec3\u6b62\u53ef\u80fd<\/td>\n      <td>\u5b8c\u5168\u306aCRL\u3092\u30ed\u30fc\u30c9\u3059\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3067\u306f\u9ad8\u3044<\/td>\n      <td>\u30ec\u30ac\u30b7\u30fc\u74b0\u5883 <strong>\u30aa\u30d5\u30e9\u30a4\u30f3<\/strong>-\u5fc5\u8981\u6761\u4ef6<\/td>\n    <\/tr>\n    <tr>\n      <td>OCSP<\/td>\n      <td>\u8ffd\u52a0\u30ea\u30af\u30a8\u30b9\u30c8 <strong>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8<\/strong><\/td>\n      <td>\u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u304c\u30e6\u30fc\u30b6\u30fc\u306e\u30a2\u30af\u30bb\u30b9\u3092\u898b\u308b\u305f\u3081\u3001\u3088\u308a\u5f31\u3044<\/td>\n      <td>\u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u306e\u90fd\u5408\u306b\u3088\u308b<\/td>\n      <td>\u30df\u30c7\u30a3\u30a2\u30e0\u30011\u56de\u306b\u3064\u304d\u5c0f\u30af\u30a8\u30ea1\u56de<\/td>\n      <td>\u7d30\u7c92\u3001\u30bf\u30a4\u30e0\u30ea\u30fc <strong>\u5be9\u67fb<\/strong><\/td>\n    <\/tr>\n    <tr>\n      <td>OCSP\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0<\/td>\n      <td>\u7b54\u3048\u306fTLS\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306b\u542b\u307e\u308c\u308b<\/td>\n      <td>\u5f37\u3044\u3001\u30b5\u30fc\u30d0\u30fc\u3060\u3051\u304cCA\u306b\u5c0b\u306d\u308b<\/td>\n      <td>\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u77ed\u671f\u7684\u306a\u6df7\u4e71\u3092\u7de9\u548c<\/td>\n      <td>\u5b9a\u671f\u7684\u306a\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u554f\u3044\u5408\u308f\u305b\u304c\u5c11\u306a\u3044\u305f\u3081\u3001\u4f4e\u6c34\u6e96<\/td>\n      <td>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u91cd\u8996\u3001, <strong>\u30c7\u30fc\u30bf\u4fdd\u8b77\u306b\u914d\u616e<\/strong> \u30db\u30b9\u30c6\u30a3\u30f3\u30b0<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/05\/tls_ocsp_stapling_meeting_0948.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>OCSP\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u3068\u306f\uff1f<\/h2>\n\n<p>\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u4e2d\u3001\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u306fOCSP\u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u304b\u3089\u306e\u30af\u30a8\u30ea\u30fc\u3092\u5f15\u304d\u7d99\u304e\u3001\u7f72\u540d\u3055\u308c\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u3059\u308b\u3002 <strong>\u63e1\u624b<\/strong> \u3092\u4f7f\u7528\u3059\u308b\u3002\u30d6\u30e9\u30a6\u30b6\u306f\u5916\u90e8\u63a5\u7d9a\u3092\u78ba\u7acb\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u3001\u7f72\u540d\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3001nextUpdate\u3092\u76f4\u63a5\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002\u79c1\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u304c\u5b9a\u671f\u7684\u306b\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3057\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u6e96\u5099\u3057\u3066\u304a\u304d\u3001\u6709\u52b9\u306a\u30c7\u30fc\u30bf\u306e\u307f\u3092\u9001\u4fe1\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001TLS\u8a3c\u660e\u66f8\u306e\u691c\u8a3c\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089 <strong>\u30b5\u30fc\u30d0\u30fc\u5074<\/strong> \u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002\u3053\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u3092\u9ad8\u901f\u5316\u3057\u3001\u540c\u6642\u306b\u8a2a\u554f\u8005\u30c7\u30fc\u30bf\u306e\u4fdd\u8b77\u3092\u5f37\u5316\u3057\u307e\u3059\u3002.<\/p>\n\n<h2>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30c7\u30fc\u30bf\u4fdd\u8b77\u306e\u5411\u4e0a\u3092\u660e\u78ba\u306b\u6d3b\u7528\u3059\u308b<\/h2>\n\n<p>\u6709\u52b9\u3067\u30b9\u30c6\u30fc\u30d7\u30eb\u3055\u308c\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u3067\u306f\u3001\u6700\u521d\u306e\u30d0\u30a4\u30c8\u307e\u3067\u306e\u6642\u9593\u304c\u77ed\u7e2e\u3055\u308c\u3001TLS \u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u304c\u3088\u308a\u901f\u304f\u5b8c\u4e86\u3059\u308b\u3002 <strong>\u5f80\u5fa9<\/strong> \u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u7279\u306b\u30e2\u30d0\u30a4\u30eb\u30a2\u30af\u30bb\u30b9\u3084\u56fd\u969b\u7684\u306a\u30eb\u30fc\u30c8\u306b\u304a\u3044\u3066\u3001\u9855\u8457\u306a\u5fdc\u7b54\u6642\u9593\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u540c\u6642\u306b\u3001\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u306f\u3001\u73fe\u5728\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u3042\u308b\u9650\u308a\u3001CA\u30ec\u30b9\u30dd\u30f3\u30c0\u306e\u81ea\u767a\u7684\u306a\u72b6\u614b\u304b\u3089\u63a5\u7d9a\u3092\u5207\u308a\u96e2\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u4fdd\u8b77\u306e\u89b3\u70b9\u304b\u3089\u306f\u3001\u30b5\u30fc\u30d0\u306e\u307f\u304cCA\u306b\u9023\u7d61\u3059\u308b\u305f\u3081\u3001\u3059\u3079\u3066\u306e\u8a2a\u554f\u8005\u304c\u6069\u6075\u3092\u53d7\u3051\u308b\u3002\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u30b3\u30b9\u30c8\u3092\u3055\u3089\u306b\u524a\u6e1b\u3057\u305f\u3044\u5834\u5408\u306f <a href=\"https:\/\/webhosting.de\/ja\/tls%e3%83%8f%e3%83%b3%e3%83%89%e3%82%b7%e3%82%a7%e3%82%a4%e3%82%af%e3%81%ae%e3%83%91%e3%83%95%e3%82%a9%e3%83%bc%e3%83%9e%e3%83%b3%e3%82%b9%e3%82%92%e6%9c%80%e9%81%a9%e5%8c%96%e3%81%99%e3%82%8bquicboos\/\">TLS\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u9ad8\u901f\u5316<\/a> \u305d\u3057\u3066\u3055\u3089\u306b\u52dd\u5229\u3059\u308b <strong>\u30b9\u30d4\u30fc\u30c9<\/strong>.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/05\/secure-webhost-tls-ocsp-6231.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>OCSP\u30de\u30b9\u30c8\u30b9\u30c6\u30fc\u30d7\u30eb\u3092\u5b89\u5168\u306b\u4f7f\u7528\u3059\u308b<\/h2>\n\n<p>Must-Staple\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u304c\u6709\u52b9\u306a\u30db\u30c3\u30c1\u30ad\u30b9\u6b62\u3081\u3055\u308c\u305f\u63a5\u7d9a\u306e\u307f\u3092\u53d7\u3051\u5165\u308c\u308b\u3053\u3068\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002 <strong>\u56de\u7b54<\/strong> \u304c\u53d7\u3051\u5165\u308c\u3089\u308c\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u672a\u89e3\u6c7a\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u7d9a\u884c\u3059\u308b\u30b5\u30a4\u30ec\u30f3\u30c8\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u308b\u3002Must-Staple\u3092\u6709\u52b9\u306b\u3059\u308b\u306e\u306f\u3001\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u30bf\u30a4\u30e0\u30bd\u30fc\u30b9\u304c\u5b8c\u74a7\u306b\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3068\u304d\u3060\u3051\u3067\u3059\u3002\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u8e0f\u3080\u3068 <strong>\u8aa0\u5b9f\u3055<\/strong> \u306e\u63a5\u7d9a\u3068\u52e4\u52c9\u3055\u306e\u30b7\u30b0\u30ca\u30eb\u3092\u9001\u308b\u3002\u5fdc\u7b54\u304c\u306a\u3044\u5834\u5408\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u610f\u56f3\u7684\u306b\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3059\u308b\u3002.<\/p>\n\n<h2>Apache\u3068Nginx\u3067\u306e\u5b9f\u88c5<\/h2>\n\n<p>\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u3092\u6210\u529f\u3055\u305b\u308b\u306b\u306f\u3001\u5b8c\u5168\u306a\u8a3c\u660e\u66f8\u30c1\u30a7\u30fc\u30f3\u3001OCSP \u30ec\u30b9\u30dd\u30f3\u30c0\u3078\u306e\u30a2\u30a6\u30c8\u30d0\u30a6\u30f3\u30c9\u30fb\u30a2\u30af\u30bb\u30b9\u3001\u6b63\u78ba\u306a <strong>\u30b7\u30b9\u30c6\u30e0\u30af\u30ed\u30c3\u30af<\/strong>. .\u307e\u305a\u3001\u30b5\u30fc\u30d0\u30fc\u8a3c\u660e\u66f8\u3001\u4e2d\u9593\u8a3c\u660e\u66f8\u3001\u30eb\u30fc\u30c8\u8a3c\u660e\u66f8\u304c\u6b63\u3057\u304f\u30ea\u30f3\u30af\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u6b21\u306b\u3001CA\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u30fb\u30eb\u30fc\u30eb\u3092\u691c\u8a3c\u3057\u3001NTP\u3092\u4e00\u8cab\u3057\u3066\u5b9f\u88c5\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u6642\u9593\u901a\u308a\u306b\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3055\u308c\u308b\u3088\u3046\u306b\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u30d1\u30bf\u30fc\u30f3\u306b\u3088\u308a\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044 <strong>\u914d\u9054<\/strong> \u9ad8\u8ca0\u8377\u6642\u3067\u3082\u30b9\u30c6\u30fc\u30bf\u30b9\u30c7\u30fc\u30bf\u306e.<\/p>\n\n<h3>\u30a2\u30d1\u30c3\u30c1\u306e\u7c21\u5358\u306a\u8aac\u660e<\/h3>\n\n<p>Apache\u3067\u306f\u3001SSLUseStapling\u3092\u6709\u52b9\u306b\u3057\u3066\u3001OCSP\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u610f\u56f3\u3057\u305f\u671f\u9593\u3060\u3051\u4fdd\u6301\u3059\u308b\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u8a2d\u5b9a\u3059\u308b\u3002\u3055\u3089\u306b\u3001\u5b8c\u5168\u306a <strong>\u30c1\u30a7\u30fc\u30f3<\/strong>, \u3067\u3001Apache\u304c\u7f72\u540d\u3092\u30c1\u30a7\u30c3\u30af\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002\u30cf\u30f3\u30b0\u30a2\u30c3\u30d7\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306f\u5341\u5206\u306b\u53b3\u3057\u304f\u3057\u3066\u3044\u308b\u304c\u3001\u77ed\u671f\u7684\u306a\u5909\u52d5\u306f\u8a31\u5bb9\u3067\u304d\u308b\u7a0b\u5ea6\u306b\u306f\u4f59\u88d5\u3092\u6301\u305f\u305b\u3066\u3044\u308b\u3002\u30ea\u30ed\u30fc\u30c9\u306e\u5f8c\u3001\u79c1\u306fOpenSSL\u3092\u4f7f\u3063\u3066\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306b\u6709\u52b9\u306a\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u73fe\u308c\u308b\u304b\u3069\u3046\u304b\u3092\u30c6\u30b9\u30c8\u3059\u308b\u3002\u3053\u3046\u3057\u3066\u3001Apache\u304c\u6b63\u3057\u304f\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u53d7\u3051\u53d6\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u3044\u308b\u3002 <strong>\u30a2\u30bf\u30c3\u30c1<\/strong>.<\/p>\n\n<h3>\u65e5\u5e38\u751f\u6d3b\u306b\u304a\u3051\u308bNginx<\/h3>\n\n<p>Nginx\u306e\u4e0b\u3067\u3001ssl_stapling\u3068ssl_stapling_verify\u3092\u6709\u52b9\u306b\u3057\u3066\u3001\u30c8\u30e9\u30b9\u30c6\u30c3\u30c9\u30fb\u30c1\u30a7\u30fc\u30f3\u30fb\u30d5\u30a1\u30a4\u30eb\u3092\u63d0\u4f9b\u3059\u308b\u3002\u305d\u306e\u5f8c\u3001Nginx\u306fOCSP\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u7f72\u540d\u3092\u72ec\u81ea\u306b\u30c1\u30a7\u30c3\u30af\u3057\u3001\u305d\u308c\u3092\u5185\u90e8\u306e <strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong>. .\u30ec\u30b9\u30dd\u30f3\u30c0\u306e\u30db\u30b9\u30c8\u540d\u3092\u5b89\u5168\u306b\u89e3\u6c7a\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30ea\u30be\u30eb\u30d0\u306e\u8a2d\u5b9a\u306b\u306f\u6ce8\u610f\u3092\u6255\u3063\u3066\u3044\u307e\u3059\u3002\u8a2d\u5b9a\u5f8c\u3001s_client\u3067\u51fa\u529b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u30ed\u30b0\u3092\u76e3\u8996\u3059\u308b\u3002\u6709\u52b9\u3067\u7f72\u540d\u3055\u308c\u305f <strong>\u5fdc\u7b54<\/strong> \u3067\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86\u3057\u305f\u3068\u307f\u306a\u3055\u308c\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\/2026\/05\/tech_office_security_7458.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u5178\u578b\u7684\u306a\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3092\u7d20\u65e9\u304f\u6392\u9664<\/h2>\n\n<p>\u4e2d\u9593\u8a3c\u660e\u66f8\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30b5\u30fc\u30d0\u30fc\u304c\u6709\u52b9\u306a <strong>\u56de\u7b54<\/strong> \u3092\u6dfb\u4ed8\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u30d6\u30e9\u30a6\u30b6\u304c\u6b63\u3057\u3044\u30c7\u30fc\u30bf\u3092\u53e4\u3044\u3068\u5224\u65ad\u3057\u3066\u3057\u307e\u3046\u304b\u3089\u3060\u3002\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306f\u3001OCSP\u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u3084DNS\u89e3\u6c7a\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u3053\u3068\u3082\u3042\u308b\u3002\u5c0f\u3055\u3059\u304e\u308b\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u306b\u983b\u7e41\u306a\u66f4\u65b0\u3092\u5f37\u3044\u3001\u671f\u9650\u5207\u308c\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u306e\u30ea\u30b9\u30af\u3092\u5897\u52a0\u3055\u305b\u308b\u3002\u3053\u308c\u3089\u306e\u70b9\u306b\u9069\u5207\u306b\u5bfe\u51e6\u3059\u308b\u3053\u3068\u3067 <strong>\u30c9\u30ed\u30c3\u30d7\u30a2\u30a6\u30c8<\/strong> \u65e5\u5e38\u696d\u52d9\u306b\u304a\u3044\u3066\u3002.<\/p>\n\n<h2>\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u304c\u6709\u52b9\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b<\/h2>\n\n<p>\u30d6\u30e9\u30a6\u30b6\u30fc\u3067\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30fb\u30c4\u30fc\u30eb\u3092\u958b\u304d\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8a73\u7d30\u3092\u898b\u3066\u307f\u308b\u3068 <strong>\u63a5\u7d9a<\/strong> \u306b\u3042\u308b\u3002\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3067OCSP\u5fdc\u7b54\u304c\u3042\u3063\u305f\u304b\u3069\u3046\u304b\u3001\u7f72\u540d\u304c\u6b63\u3057\u3044\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3002\u30b3\u30f3\u30bd\u30fc\u30eb\u3067\u3001openssl s_client -connect domain:443 -status\u3092\u4f7f\u3044\u3001\u672c\u756a\u95a2\u9023\u306e\u30db\u30b9\u30c8\u3092\u9078\u629e\u3059\u308b\u3002nextUpdate\u3067\u6709\u52b9\u306a\u7f72\u540d\u4ed8\u304d\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u51fa\u529b\u3055\u308c\u3001\u8a3c\u660e\u66f8\u3068\u4e00\u81f4\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u4f55\u3082\u5c4a\u304b\u306a\u3044\u5834\u5408\u306f\u3001\u30c1\u30a7\u30fc\u30f3\u3001\u30bf\u30a4\u30e0\u30fb\u30bd\u30fc\u30b9\u3001\u304a\u3088\u3073 <strong>\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3<\/strong> \u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u306e.<\/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\/2026\/05\/devdesk_tlsocsp_7832.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306e\u9078\u629e\u3068OCSP\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0<\/h2>\n\n<p>\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u304c\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306f\u3001\u8a3c\u660e\u66f8\u3060\u3051\u3067\u306f\u5224\u65ad\u3067\u304d\u306a\u3044\u3002 <strong>\u5468\u8fba\u74b0\u5883<\/strong> \u3092\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3057\u3066\u3044\u307e\u3059\u3002\u6700\u65b0\u306eApache\u307e\u305f\u306fNginx\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3001TLS 1.3\u3001HTTP\/2\u304c\u5229\u7528\u53ef\u80fd\u304b\u3069\u3046\u304b\u3001CA\u30ec\u30b9\u30dd\u30f3\u30c0\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3078\u306e\u767a\u4fe1\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u304c\u958b\u3044\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u30c1\u30a7\u30fc\u30f3\u3001\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u5236\u5fa1\u3067\u304d\u308b\u3088\u3046\u306b\u3001TLS\u8a2d\u5b9a\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30b9\u30d4\u30fc\u30c9\u306e\u9762\u3067\u5927\u304d\u306a\u671f\u5f85\u3092\u5bc4\u305b\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u3068\u3063\u3066\u3001\u6700\u65b0\u306e\u30b9\u30bf\u30c3\u30af\u3092\u63d0\u4f9b\u3059\u308b\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u4fa1\u5024\u304c\u3042\u308b\u3002\u4ee5\u4e0b\u306f\u305d\u306e\u4e00\u4f8b\u3067\u3042\u308b\u3002 <a href=\"https:\/\/webhosting.de\/ja\/%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e3%83%bb%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86%e3%82%a3%e3%81%ae%e6%af%94%e8%bc%83\/\">DV\u3001OV\u3001EV<\/a> \u9069\u5207\u306a\u9078\u629e <strong>\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb<\/strong>.<\/p>\n\n<h2>\u6700\u65b0\u306e\u30a6\u30a7\u30d6\u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u304a\u3051\u308bOCSP<\/h2>\n\n<p>\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u306f\u3001\u6b8b\u308a\u306eTLS\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u304c\u6b63\u3057\u304f\u3001\u304b\u3064 <strong>\u6c5a\u67d3\u7269\u8cea<\/strong> \u30d6\u30ec\u30fc\u30ad\u3092\u304b\u3051\u308b\u3002TLS 1.2\/1.3\u3092\u6709\u52b9\u306b\u3057\u3001\u53e4\u3044\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u524a\u9664\u3057\u3001\u524d\u65b9\u79d8\u533f\u306e\u6697\u53f7\u30b9\u30a4\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3002HSTS\u306fHTTPS\u7d4c\u7531\u306e\u901a\u8a71\u3092\u5f37\u5236\u3057\u3001\u30c0\u30a6\u30f3\u30b0\u30ec\u30fc\u30c9\u3092\u9632\u6b62\u3057\u3001\u3055\u3089\u306b\u8a3c\u660e\u66f8\u3092\u4fdd\u8b77\u3059\u308b\u3002\u81ea\u52d5\u5316\u306b\u3088\u308a\u3001\u671f\u9650\u306e\u30b9\u30c8\u30ec\u30b9\u304c\u8efd\u6e1b\u3055\u308c\u3001\u30c1\u30a7\u30fc\u30f3\u3001\u66f4\u65b0\u3001\u30dd\u30ea\u30b7\u30fc\u306e\u4e00\u8cab\u6027\u304c\u4fdd\u305f\u308c\u308b\u3002\u3053\u308c\u306b\u3088\u308a <strong>\u5168\u4f53\u6226\u7565<\/strong>, \u305d\u306e\u4e2d\u3067\u3001\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u5b89\u5168\u6027\u306e\u91cd\u8981\u306a\u8981\u7d20\u3067\u3042\u308b\u3053\u3068\u306f\u660e\u3089\u304b\u3060\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\/2026\/05\/hosting-serverraum-1947.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30d6\u30e9\u30a6\u30b6\u306e\u52d5\u4f5c\u3068\u30de\u30b9\u30c8\u30fb\u30b9\u30c6\u30fc\u30d7\u30eb\u306e\u5b9f\u969b<\/h2>\n\n<p>must-staple\u30d5\u30e9\u30b0\u3092\u4f7f\u3046\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u30b5\u30fc\u30d0\u30fc\u304c <strong>\u59a5\u5f53<\/strong> OCSP\u30ec\u30b9\u30dd\u30f3\u30b9\u3002\u5b9f\u969b\u306b\u306f\u3001\u6df1\u523b\u5ea6\u306f\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066\u7570\u306a\u308b\uff1a\u4e00\u8cab\u3057\u3066\u30a2\u30dc\u30fc\u30c8\u3059\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3082\u3042\u308c\u3070\u3001\u4e00\u6642\u7684\u306a\u30a8\u30e9\u30fc\u306b\u5bdb\u5bb9\u306a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3082\u3042\u308b\u3002\u79c1\u306f\u30ed\u30fc\u30eb\u30a2\u30a6\u30c8\u306e\u969b\u306b\u3053\u308c\u3092\u8003\u616e\u3057\u3001\u30c6\u30b9\u30c8\u30fb\u30c9\u30e1\u30a4\u30f3\u3067\u958b\u59cb\u3057\u3001\u30c6\u30ec\u30e1\u30c8\u30ea\u30fc\u3067\u30a8\u30e9\u30fc\u30fb\u30ec\u30fc\u30c8\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002\u91cd\u8981\uff1aMust-Staple\u306f\u3001\u8a3c\u660e\u66f8\u306bOCSP URL\u304c\u3042\u308b\u5834\u5408\u306b\u306e\u307f\u6a5f\u80fd\u3057\u307e\u3059\u3002\u30c1\u30a7\u30fc\u30f3\u306bCRL\u914d\u5e03\u30dd\u30a4\u30f3\u30c8\u3057\u304b\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3084\u3001OCSP-AIA\u304c\u5b8c\u5168\u306b\u6b20\u843d\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 <strong>\u30db\u30c3\u30c1\u30ad\u30b9\u6b62\u3081<\/strong> \u305d\u306e\u3088\u3046\u306a\u8a3c\u660e\u66f8\u306e\u30de\u30b9\u30c8\u30fb\u30b9\u30c6\u30fc\u30d7\u30eb\u306f\u4e88\u5b9a\u3057\u3066\u3044\u306a\u3044\u3002.<\/p>\n\n<p>\u307e\u305f\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u518d\u8d77\u52d5\u6642\u306b\u300c\u30b3\u30fc\u30eb\u30c9\u300d\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u3042\u308b\u3053\u3068\u306b\u3082\u6ce8\u610f\u3057\u305f\u3044\u3002\u6e96\u5099\u3055\u308c\u305f\u5fdc\u7b54\u304c\u306a\u3044\u3068\u3001Must-Staple\u304c\u6709\u52b9\u3067OCSP\u30af\u30a8\u30ea\u304c\u6642\u9593\u5185\u306b\u5b8c\u4e86\u3057\u306a\u304b\u3063\u305f\u5834\u5408\u3001\u6700\u521d\u306e\u30a2\u30af\u30bb\u30b9\u304c\u5931\u6557\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u3053\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u305f\u3081\u306b\u3001\u79c1\u306f\u30b9\u30bf\u30fc\u30c8\u30fb\u30d5\u30c3\u30af\u3092\u4f7f\u3063\u305f\u308a\u3001OCSP\u60c5\u5831\u3092\u4e8b\u524d\u306b\u30ed\u30fc\u30c9\u3057\u305f\u308a\u3057\u3066\u3001\u6700\u521d\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u304b\u3089\u6700\u65b0\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u6b21\u306e\u3088\u3046\u306a\u6025\u306a\u518d\u8d77\u52d5\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002 <strong>\u6d88\u3048\u305f\u30da\u30fc\u30b8<\/strong> \u30ea\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n\n<h2>\u30c1\u30a7\u30fc\u30f3\u3001\u30de\u30eb\u30c1\u30b9\u30c6\u30fc\u30d7\u30eb\u3001\u6280\u8853\u7684\u9650\u754c<\/h2>\n\n<p>\u6a19\u6e96\u7684\u306a\u30b9\u30c6\u30fc\u30d7\u30eb\u3068\u306f <strong>\u30ea\u30fc\u30d5\u8a3c\u660e\u66f8<\/strong>. .\u7406\u8ad6\u7684\u306b\u306f\u3001status_request_v2\u3067\u306f\u4e2d\u9593\u8a3c\u660e\u66f8\u306e\u300c\u30de\u30eb\u30c1\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u300d\u3082\u53ef\u80fd\u3060\u304c\u3001\u3053\u308c\u304c\u5b9f\u88c5\u3055\u308c\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u306a\u3044\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u79c1\u306f\u3001\u73fe\u5b9f\u7684\u306b\u306f\u3001\u30a8\u30f3\u30c9\u8a3c\u660e\u66f8\u306b\u5bfe\u3059\u308b\u30b9\u30c6\u30fc\u30d7\u30eb\u3055\u308c\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u307f\u3092\u8a08\u753b\u3057\u3001\u4e2d\u9593\u8a3c\u660e\u66f8\u304c\u6700\u65b0\u306e\u72b6\u614b\u3067\u914d\u4fe1\u3055\u308c\u308b\u3088\u3046\u306b\u3059\u308b\u3002\u4e2d\u9593\u8a3c\u660e\u66f8\u3092\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3059\u308b\u5834\u5408\uff08CA\u66f4\u65b0\u5f8c\u306a\u3069\uff09\u3001\u30d0\u30f3\u30c9\u30eb\u6642\u306b\u3053\u308c\u3092\u8003\u616e\u3057\u3001OCSP\u30ec\u30b9\u30dd\u30f3\u30c0\u306eURL\u3092\u6b63\u3057\u304f\u89e3\u6c7a\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002.<\/p>\n\n<p>\u591a\u6570\u306eSAN\u8a3c\u660e\u66f8\u306e\u5834\u5408 <strong>\u30db\u30b9\u30c8\u540d<\/strong> \u5358\u4e00\u306eOCSP\u30ec\u30b9\u30dd\u30f3\u30b9\u3067\u5341\u5206\u3067\u3042\u308b\u3002\u3088\u308a\u91cd\u8981\u306a\u306e\u306f\u3001\u30b7\u30ea\u30a2\u30eb\u756a\u53f7\u3001\u767a\u884c\u8005\u3001\u30bf\u30a4\u30e0\u30fb\u30a6\u30a3\u30f3\u30c9\u30a6\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3067\u3042\u308b\u3002\u3057\u305f\u304c\u3063\u3066\u3001ThisUpdate\/NextUpdate\u304c\u59a5\u5f53\u304b\u3069\u3046\u304b\u3001OCSP\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u7f72\u540d\u30c1\u30a7\u30fc\u30f3\u304c\u30b5\u30fc\u30d0\u30fc\u306b\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u767a\u884c\u8005\u3068\u4e00\u81f4\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u3001\u30c6\u30b9\u30c8\u3054\u3068\u306b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002.<\/p>\n\n<h2>\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u30fc\u3001CDN\u3001\u30b3\u30f3\u30c6\u30ca\u3067\u306e\u904b\u7528<\/h2>\n\n<p>\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u30fc\u304cTLS\u63a5\u7d9a\u3092\u7d42\u4e86\u3059\u308b\u5834\u5408 <strong>\u305d\u306e<\/strong> \u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u304c\u6b63\u3057\u304f\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3002\u3053\u308c\u306fCDN\u306b\u3082\u5f53\u3066\u306f\u307e\u308a\u307e\u3059\u3002\u30a8\u30c3\u30b8\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u30aa\u30ea\u30b8\u30f3\u3067\u306f\u306a\u304f\u3001\u30b9\u30c6\u30fc\u30d7\u30eb\u3055\u308c\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u63d0\u793a\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u305d\u308c\u305e\u308c\u306e\u30b5\u30fc\u30d3\u30b9\u304cOCSP\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3001\u305d\u3057\u3066\u3069\u308c\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u66f4\u65b0\u3057\u3066\u3044\u308b\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002\u30af\u30e9\u30b9\u30bf\u3084\u30b3\u30f3\u30c6\u30ca\u74b0\u5883\u3067\u306f\u3001\u30ed\u30fc\u30ea\u30f3\u30b0\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304cOCSP\u30af\u30a8\u30ea\u306e\u540c\u6642\u300c\u96f7\u306e\u7fa4\u308c\u300d\u306b\u3064\u306a\u304c\u3089\u306a\u3044\u3088\u3046\u3001\u5171\u6709\u30ad\u30e3\u30c3\u30b7\u30e5\u3084\u5341\u5206\u306a\u30a6\u30a9\u30fc\u30e0\u30a2\u30c3\u30d7\u6642\u9593\u306b\u6ce8\u610f\u3092\u6255\u3046\u3002\u5171\u6709\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u5b9f\u73fe\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u30c7\u30d7\u30ed\u30a4\u3092\u305a\u3089\u3057\u3001\u30ce\u30fc\u30c9\u3054\u3068\u306b\u30ea\u30be\u30eb\u30d0\u306eDNS\u3068\u30a2\u30a6\u30c8\u30d0\u30a6\u30f3\u30c9\u30fb\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u30fb\u30eb\u30fc\u30eb\u3092\u7ba1\u7406\u3059\u308b\u3002 <strong>\u4e00\u8cab\u3057\u305f<\/strong>.<\/p>\n\n<p>\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3067\u306f\u3001OCSP\u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u306bIPv4\u3068IPv6\u3067\u5230\u9054\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u304cv6\u3092\u30d6\u30ed\u30c3\u30af\u3057\u3066\u3044\u308b\u5834\u5408\u3001OCSP\u30af\u30a8\u30ea\u306f \u201e\u30e9\u30f3\u30c0\u30e0\u306b \u201c\u9045\u304f\u8868\u793a\u3055\u308c\u308b\u304b\u3001\u5931\u6557\u3059\u308b\u3002\u79c1\u306fCA\u30ec\u30b9\u30dd\u30f3\u30c0\u306e\u30bf\u30fc\u30b2\u30c3\u30c8\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u6587\u66f8\u5316\u3057\u3001\u5b9a\u671f\u7684\u306b\u5230\u9054\u53ef\u80fd\u6027\u3092\u30c6\u30b9\u30c8\u3059\u308b\u3002 <strong>\u9045\u5ef6\u30d4\u30fc\u30af<\/strong> \u304c\u4f5c\u6210\u3055\u308c\u308b\u3002<\/p>\n\n<h2>\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u4fe1\u983c\u6027<\/h2>\n\n<p>\u79c1\u306f\u3001\u30ec\u30b9\u30dd\u30f3\u30c0\u304c\u63d0\u4f9b\u3059\u308b\u6642\u9593\u306b\u5f93\u3063\u3066\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u306e\u6226\u7565\u3092\u8a08\u753b\u3059\u308b\u3002\u8a66\u884c\u932f\u8aa4\u3092\u91cd\u306d\u305f\u30d1\u30bf\u30fc\u30f3\u306f\u3001\u9045\u304f\u3068\u3082\u6709\u52b9\u671f\u9593\u306e\u9014\u4e2d\u3067\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3059\u308b\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u30ec\u30b9\u30dd\u30f3\u30c0\u304c\u77ed\u6642\u9593\u30cf\u30f3\u30b0\u3057\u3066\u3082\u30ec\u30b9\u30dd\u30f3\u30b9\u306f\u5229\u7528\u53ef\u80fd\u306a\u307e\u307e\u3068\u306a\u308b\u3002Apache\u3067\u306f\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3068\u30a8\u30e9\u30fc\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3067\u52d5\u4f5c\u3092\u5236\u5fa1\u3057\u3001SHMCB\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4e88\u5099\u3092\u542b\u3080\u3059\u3079\u3066\u306e\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u8a3c\u660e\u66f8\u3092\u4fdd\u6301\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u5927\u304d\u3055\u306b\u4fdd\u3064\u3002Nginx\u3067\u306f\u3001ssl_stapling_verify\u3068 <strong>\u4fe1\u983c\u3067\u304d\u308b<\/strong> \u30c1\u30a7\u30fc\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u7121\u52b9\u306a\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u6700\u521d\u306b\u914d\u4fe1\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3002.<\/p>\n\n<p>\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u79c1\u306f\u524d\u56de\u306e\u8d70\u884c\u3067\u4f7f\u7528\u3057\u305f\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u30d5\u30a1\u30a4\u30eb\u304b\u3001\u3082\u3057\u3042\u308c\u3070\u30d7\u30ea\u30ed\u30fc\u30c9\u6a5f\u69cb\u3092\u4f7f\u7528\u3059\u308b\u3002\u307e\u305f\u3001\u30af\u30ea\u30fc\u30f3\u306a <strong>DNS\u30ea\u30be\u30eb\u30d0<\/strong> \u3092\u4f7f\u7528\u3057\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6301\u7d9a\u6642\u9593\u3092\u77ed\u304f\u3001\u3057\u304b\u3057\u7a4d\u6975\u7684\u306b\u306a\u308a\u3059\u304e\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u304c\u77ed\u3059\u304e\u308b\u3068\u4e0d\u5fc5\u8981\u306a\u89e3\u6c7a\u304c\u767a\u751f\u3057\u3001\u9577\u3059\u304e\u308b\u3068\u30ec\u30b9\u30dd\u30f3\u30c0\u306e\u5909\u66f4\u304c\u96a0\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002OCSP\u306e\u691c\u8a3c\u306f\u6b63\u78ba\u306a\u6642\u523b\u306b\u5927\u304d\u304f\u4f9d\u5b58\u3059\u308b\u304b\u3089\u3067\u3059\u3002.<\/p>\n\n<h2>\u9ad8\u5ea6\u306a\u30c6\u30b9\u30c8\u3068\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/h2>\n\n<p>\u3088\u308a\u8a73\u7d30\u306a\u30c1\u30a7\u30c3\u30af\u306b\u306f\u3001\u30b7\u30a7\u30eb\u3067 openssl s_client -connect domain:443 -servername domain -status \u3092\u4f7f\u7528\u3059\u308b\u3002\u51fa\u529b\u306b\u306f\u3001\u201eOCSP Response Status: successful\u201c\u3001\u8a3c\u660e\u66f8\u306e \u201egood\u201c\u3001\u305d\u3057\u3066 \"nextUpdate \"\u306e\u3082\u3063\u3068\u3082\u3089\u3057\u3044\u3082\u306e\u304c\u671f\u5f85\u3055\u308c\u308b\u3002 <strong>\u672a\u6765<\/strong>. .\u30b7\u30ea\u30a2\u30eb\u756a\u53f7\u304c\u7570\u306a\u308b\u304b\u3001\u30ec\u30b9\u30dd\u30f3\u30c0\u306e URL \u304c\u898b\u3064\u304b\u3089\u306a\u3044\u5834\u5408\u3001\u30d0\u30f3\u30c9\u30eb\u304c\u6b63\u3057\u304f\u306a\u3044\u304b\u3001\u8a3c\u660e\u66f8\u304c OCSP \u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u3044\u3002\u307e\u305f\u3001\u6b21\u306e\u66f4\u65b0\u307e\u3067\u306e\u6642\u9593\u3001\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u30fb\u30d9\u30ea\u30d5\u30a1\u30a4\u306e\u30a8\u30e9\u30fc\u3001\u6709\u52b9\u306a\u30ec\u30b9\u30dd\u30f3\u30b9\u3068TLS\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u4e0d\u4e00\u81f4\u306a\u3069\u3001\u76e3\u8996\u306b\u304a\u3051\u308b\u5b9a\u671f\u7684\u306a\u30c1\u30a7\u30c3\u30af\u3082\u983c\u308a\u306b\u3057\u3066\u3044\u308b\u3002\u691c\u8a3c\u306e\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u660e\u78ba\u306a\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u30a6\u30a7\u30d6\u30fb\u30b5\u30fc\u30d0\u30fc\u306e\u30ed\u30b0\u3082\u3001\u3053\u3053\u3067\u5f79\u7acb\u3064\u3002.<\/p>\n\n<p>\u30d6\u30e9\u30a6\u30b6\u306edevtools\u3067\u3001\u30db\u30b9\u30c8\u3054\u3068\u306b \u201eOCSP stacked \u201c\u304c\u8868\u793a\u3055\u308c\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002\u672c\u756a\u7528\u30d1\u30b9\u3001CDN\u30a8\u30c3\u30b8\u3001\u72ec\u81ea\u306e\u8a3c\u660e\u66f8\u3092\u6301\u3064\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u306f\u3001\u30c1\u30a7\u30a4\u30f3\u30a8\u30e9\u30fc\u3084 <strong>\u4f8b\u5916<\/strong> \u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3002\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u306b\u3064\u3044\u3066\u306f\u3001\u30c6\u30b9\u30c8CA\u304c\u5b89\u5b9a\u3057\u305fOCSP\u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u3092\u52d5\u4f5c\u3055\u305b\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3002\u305d\u3046\u3067\u306a\u3051\u308c\u3070\u3001\u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u306e\u7d76\u5bfe\u7684\u306a\u4fe1\u983c\u6027\u3067\u306f\u306a\u304f\u3001\u30cf\u30f3\u30c9\u30b7\u30a7\u30fc\u30af\u30fb\u30ed\u30b8\u30c3\u30af\u3092\u8a55\u4fa1\u3059\u308b\u3002.<\/p>\n\n<h2>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30c7\u30fc\u30bf\u4fdd\u8b77<\/h2>\n\n<p>\u30b9\u30c6\u30fc\u30d7\u30ea\u30f3\u30b0\u306f\u3001\u3059\u3079\u3066\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c CA \u306b\u9023\u7d61\u3059\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u6d41\u51fa\u3092\u524a\u6e1b\u3059\u308b\u3002\u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u74b0\u5883\u3067\u306f\u3001\u3053\u308c\u306f\u30c7\u30fc\u30bf\u4fdd\u8b77\u306e\u5229\u70b9\u3068\u306a\u308b\u3002 <strong>\u30c9\u30e1\u30a4\u30f3<\/strong> \u3092\u8a2a\u554f\u3057\u305f\u3053\u3068\u304c\u3042\u308b\u3002\u540c\u6642\u306b\u3001\u5931\u52b9\u30c1\u30a7\u30c3\u30af\u3092\u56de\u907f\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u30b5\u30a4\u30ec\u30f3\u30c8\u30fb\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u30de\u30b9\u30c8\u30fb\u30b9\u30c6\u30fc\u30d7\u30eb\u3092\u4f7f\u3063\u3066\u3044\u308b\u3002\u79c1\u306f\u3001\u5931\u6557\u304c\u76ee\u306b\u898b\u3048\u308b\u3088\u3046\u306b\u306a\u308b\u3053\u3068\u3092\u610f\u8b58\u7684\u306b\u53d7\u3051\u5165\u308c\u3066\u3044\u308b\u3002\u5185\u90e8\u30b5\u30fc\u30d3\u30b9\u306b\u3064\u3044\u3066\u306f\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8CA\u304c\u5b89\u5b9a\u3057\u305f\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306a\u30ec\u30b9\u30dd\u30f3\u30c0\u30fc\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002OCSP\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u30fc\u304c\u306a\u3044\u5834\u5408\u3001\u3042\u308b\u3044\u306f\u7d14\u7c8b\u306aCRL\u904b\u7528\u306e\u5834\u5408\u3001\u30de\u30b9\u30c8\u30b9\u30c6\u30fc\u30d7\u30eb\u306f\u5b9f\u884c\u4e0d\u53ef\u80fd\u3067\u3042\u308b\u3002 <strong>\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3<\/strong> 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<li>\u8cde\u5473\u671f\u9650\u5207\u308c\u306e\u524d\u306b\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3092\u8a08\u753b\u3057\u3001\u30d7\u30ea\u30ed\u30fc\u30c9\u306b\u3088\u3063\u3066\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3002.<\/li>\n  <li>\u30de\u30b9\u30c8\u30fb\u30b9\u30c6\u30fc\u30d7\u30eb\uff1a\u6bb5\u968e\u7684\u306a\u30ed\u30fc\u30eb\u30a2\u30a6\u30c8\u3001\u76e3\u8996\u306e\u5f37\u5316\u3001\u30a8\u30e9\u30fc\u30fb\u30b7\u30b0\u30ca\u30eb\u306e\u771f\u646f\u306a\u5bfe\u5fdc\u3002.<\/li>\n  <li>\u30af\u30e9\u30b9\u30bf\u30fc\/CDN: TLS\u306e\u7d42\u7aef\u51e6\u7406\u306e\u8cac\u4efb\u7bc4\u56f2\u3092\u660e\u78ba\u306b\u3059\u308b\u3002 <strong>\u30c6\u30b9\u30c8<\/strong>.<\/li>\n  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