{"id":59022,"date":"2024-08-01T22:47:52","date_gmt":"2024-08-01T13:47:52","guid":{"rendered":"https:\/\/kinqsta.com\/jp\/?p=59022&#038;post_type=knowledgebase&#038;preview_id=59022"},"modified":"2025-10-02T04:44:16","modified_gmt":"2025-10-01T19:44:16","slug":"401-error","status":"publish","type":"post","link":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/","title":{"rendered":"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f"},"content":{"rendered":"<p>\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u4e2d\u306b<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-errors\/\">\u30a8\u30e9\u30fc\u30da\u30fc\u30b8<\/a>\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u306f\u3001\u30b5\u30a4\u30c8\u6240\u6709\u8005\u306b\u3068\u3063\u3066\u3082\u8a2a\u554f\u8005\u306b\u3068\u3063\u3066\u3082\u30a4\u30e9\u30a4\u30e9\u306e\u7a2e\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u591a\u304f\u306e<a href=\"https:\/\/kinqsta.com\/jp\/blog\/http-status-codes\/\">HTTP\u30ec\u30b9\u30dd\u30f3\u30b9\u30b3\u30fc\u30c9<\/a>\u306b\u3082\u540c\u3058\u3053\u3068\u304c\u8a00\u3048\u307e\u3059\u304c\u3001401\u30a8\u30e9\u30fc\u306f\u60c5\u5831\u304c\u4e0d\u8db3\u3057\u3066\u3044\u308b\u305f\u3081\u7279\u306b\u5384\u4ecb\u3067\u3059\u3002<\/p>\n<p>\u3069\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u3082\u767a\u751f\u3057\u5f97\u308b\u3053\u306e\u4e00\u822c\u7684\u306a\u30a8\u30e9\u30fc\u306f\u3001\u5b9f\u306f\u591a\u304f\u306e\u5834\u5408\u3001\u7c21\u5358\u306b\u89e3\u6c7a\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u306e\u6982\u8981\u3001\u539f\u56e0\u3001\u305d\u3057\u30665\u3064\u306e\u89e3\u6c7a\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<div><\/div><kinsta-auto-toc heading=\"Table of Contents\" exclude=\"last\" list-style=\"arrow\" selector=\"h2\" count-number=\"-1\"><\/kinsta-auto-toc>\n<h2>401\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3068\u306f<\/h2>\n<p>IETF\uff08Internet Engineering Task Force\uff09\u3067\u306f\u3001\u300c<a href=\"https:\/\/www.rfc-editor.org\/rfc\/rfc7235#section-3.1\" target=\"_blank\" rel=\"noopener noreferrer\">401 Unauthorized<\/a>\u300d\u30a8\u30e9\u30fc\u306f\u6b21\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\uff08\u82f1\u8a9e\u539f\u6587\u306e\u65e5\u672c\u8a9e\u8a33\uff09\u3002<\/p>\n<blockquote><p>401\uff08Unauthorized\uff09<span id=\"urn:local-text-annotation-trwkw02sdvrc8nwcgp75shw9jxrg1vsd\" class=\"textannotation disambiguated wl-thing\">\u30b9\u30c6\u30fc\u30bf\u30b9<\/span>\u30b3\u30fc\u30c9\u306f\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u30ea\u30bd\u30fc\u30b9\u306b\u5bfe\u3059\u308b\u6709\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u304c\u306a\u3044\u3053\u3068\u304b\u3089\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u53d7\u7406\u3055\u308c\u306a\u304b\u3063\u305f\u3053\u3068\u3092\u793a\u3059\u3002401\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3092\u8fd4\u3059\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u30bf\u30fc\u30b2\u30c3 \u30c8\u30ea\u30bd\u30fc\u30b9\u306b\u9069\u7528\u53ef\u80fd\u306a\u30c1\u30e3\u30ec\u30f3\u30b8\uff08\u8a8d\u8a3c\u65b9\u5f0f\uff09\u3092\u5c11\u306a\u304f\u3068\u30821\u3064\u542b\u3080WWW-Authenticate\u30d8\u30c3\u30c0\u30fc\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u9001\u4fe1\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044<\/p><\/blockquote>\n<h2>\u30d6\u30e9\u30a6\u30b6\u3067\u306e\u898b\u3048\u65b9<\/h2>\n<p><a href=\"https:\/\/kinqsta.com\/jp\/blog\/http-status-codes\/#400-status-codes\">400\u756a\u53f0\u306eHTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9<\/a>\u306f\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u554f\u984c\u304c\u3042\u308b\u969b\u306b\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002\u4e2d\u3067\u3082401\u30a8\u30e9\u30fc\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u304c\u7279\u5b9a\u306e\u30da\u30fc\u30b8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u62d2\u5426\u3059\u308b\u3068\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u7d50\u679c\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u30da\u30fc\u30b8\u3092\u8aad\u307f\u8fbc\u3080\u4ee3\u308f\u308a\u306b\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3057\u307e\u3059\u3002401\u30a8\u30e9\u30fc\u306f\u30d6\u30e9\u30a6\u30b6\u3092\u554f\u308f\u305a\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070Chrome\u3084Edge\u306e\u5834\u5408\u3001\u30da\u30fc\u30b8\u304c\u6a5f\u80fd\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u4f1d\u3048\u308b\u7c21\u5358\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u3068\u3082\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7d19\u306e\u30a2\u30a4\u30b3\u30f3\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u4e0b\u90e8\u306b\u306f\u300cHTTP Error 401\u300d\u3068\u3044\u3046\u6587\u8a00\u304c\u8868\u793a\u3055\u308c\u3001\u554f\u984c\u304c\u89e3\u6c7a\u3057\u306a\u3044\u5834\u5408\u306f\u30b5\u30a4\u30c8\u306e\u6240\u6709\u8005\u306b\u554f\u3044\u5408\u308f\u305b\u308b\u3088\u3046\u306b\u6307\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_73558\" aria-describedby=\"caption-attachment-73558\" style=\"width: 1600px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-73558\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2020\/05\/http-error-401-chrome-1.jpg\" alt=\"Chrome\u306e401\u30a8\u30e9\u30fc\" width=\"1600\" height=\"1158\"><figcaption id=\"caption-attachment-73558\" class=\"wp-caption-text\">Chrome\u306e401\u30a8\u30e9\u30fc<\/figcaption><\/figure>\n<p>\u4ed6\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u3001\u300c401 Authorization Required\uff08\u8a8d\u8a3c\u304c\u5fc5\u8981\u3067\u3059\uff09\u300d\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u3068\u3082\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7a7a\u767d\u306e\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_73562\" aria-describedby=\"caption-attachment-73562\" style=\"width: 1600px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-73562\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2020\/05\/401_Authorization_Required-1-1-1.png\" alt=\"Nginx\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u300c401 Authorization Required\u300d\" width=\"1600\" height=\"743\"><figcaption id=\"caption-attachment-73562\" class=\"wp-caption-text\">Nginx\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u300c401 Authorization Required\u300d<\/figcaption><\/figure>\n<p>\u4ed6\u306b\u3082\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>HTTP 401 Error \u2013 Unauthorized<\/li>\n<li>401 Unauthorized<\/li>\n<li>Access Denied<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u30a8\u30e9\u30fc\u306f\u3001\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306b\u30ed\u30b0\u30a4\u30f3\u304c\u5fc5\u8981\u306b\u306a\u308b\u30b5\u30a4\u30c8\u3067\u767a\u751f\u3057\u3001\u8a8d\u8a3c\u60c5\u5831\u306b\u554f\u984c\u304c\u3042\u308b\u304b\u3001\u30d6\u30e9\u30a6\u30b6\u304c\u6709\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u3068\u3057\u3066\u8aad\u307f\u53d6\u308c\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n<p>\u300c<a href=\"https:\/\/kinqsta.com\/jp\/blog\/403-forbidden-error\/\">403 Forbidden<\/a>\u300d\u30a8\u30e9\u30fc\u3068\u4f3c\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304c\u8a31\u53ef\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u304c\u3001403\u30a8\u30e9\u30fc\u3068\u306e\u9055\u3044\u3068\u3057\u3066\u3001401\u30a8\u30e9\u30fc\u306f\u8a8d\u8a3c\u30d7\u30ed\u30bb\u30b9\u304c\u5931\u6557\u3057\u305f\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u3084\u30ea\u30bd\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u306b\u4f7f\u7528\u3055\u308c\u308b\u8a8d\u8a3c\u65b9\u6cd5\u3092\u8b58\u5225\u3059\u308b\u5f79\u5272\u3092\u62c5\u3046\u3001<a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/HTTP\/Headers\/WWW-Authenticate\" target=\"_blank\" rel=\"noopener noreferrer\">WWW-Authenticate\u30d8\u30c3\u30c0\u30fc<\/a>\u3092\u4ecb\u3057\u3066\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002<\/p>\n<table style=\"height: 314px\" width=\"539\">\n<tbody>\n<tr>\n<td><b>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/b><\/td>\n<td>HTTP 401 Unauthorized<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30a8\u30e9\u30fc\u306e\u7a2e\u985e<\/strong><\/td>\n<td>\u4e3b\u306b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\u306e\u30a8\u30e9\u30fc<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30a8\u30e9\u30fc\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3<\/strong><\/td>\n<td>401 Authorization Required<br \/>\n401 Unauthorized<br \/>\nHTTP 401 Error \u2013 Unauthorized<br \/>\nAccess Denied<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30a8\u30e9\u30fc\u306e\u539f\u56e0<\/strong><\/td>\n<td>\u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u30ad\u30e3\u30c3\u30b7\u30e5\u3068Cookie<br \/>\n\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u975e\u4e92\u63db\u6027<br \/>\n\u4e0d\u6b63\u306aURL\u307e\u305f\u306f\u53e4\u3044\u30ea\u30f3\u30af<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>401\u30a8\u30e9\u30fc\u306e\u539f\u56e0<\/h2>\n<p>400\u756a\u53f0\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\uff08\u307e\u305f\u306f\u30d6\u30e9\u30a6\u30b6\u30b5\u30a4\u30c9\uff09\u306e\u554f\u984c\u306b\u8d77\u56e0\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u30a8\u30e9\u30fc\u306f\u30d6\u30e9\u30a6\u30b6\u5185\u3067\u767a\u751f\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u5fc5\u305a\u3057\u3082\u305d\u3046\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>401\u30a8\u30e9\u30fc\u306f\u3001WordPress\u30b5\u30a4\u30c8\u306e<a href=\"https:\/\/kinqsta.com\/jp\/blog\/password-protect-wordpress-site\/\">\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u4fdd\u8b77\u3055\u308c\u305f\u30da\u30fc\u30b8<\/a>\u306e\u3088\u3046\u306a\u5236\u9650\u4ed8\u304d\u30ea\u30bd\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u767a\u751f\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u306f\u8a8d\u8a3c\u60c5\u5831\u306b\u95a2\u4fc2\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002<\/p>\n<ol>\n<li><strong>\u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u30ad\u30e3\u30c3\u30b7\u30e5\u3068Cookie<\/strong>\uff1a\u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3068<a href=\"https:\/\/kinqsta.com\/blog\/wordpress-cookies-php-sessions\/\">Cookie<\/a>\u304c\u53e4\u3044\u3053\u3068\u304c\u539f\u56e0\u3067\u3001\u8a8d\u8a3c\u304c\u6b63\u5e38\u306b\u884c\u308f\u308c\u3066\u3044\u306a\u3044\u3002\u30d6\u30e9\u30a6\u30b6\u304c\u6709\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\uff08\u307e\u305f\u306f\u8a8d\u8a3c\u60c5\u5831\u81ea\u4f53\uff09\u3092\u4f7f\u7528\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30b5\u30fc\u30d0\u30fc\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u62d2\u5426\u3059\u308b\u3002<\/li>\n<li><strong>\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u975e\u4e92\u63db\u6027<\/strong>\uff1a\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u975e\u4e92\u63db\u6027\u3084\u30a8\u30e9\u30fc\u304c\u539f\u56e0\u3067\u767a\u751f\u3059\u308b\u3053\u3068\u3082\u3002\u4f8b\u3048\u3070\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3084<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-security-plugins\/\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d7\u30e9\u30b0\u30a4\u30f3<\/a>\u304c\u30ed\u30b0\u30a4\u30f3\u306e\u8a66\u884c\u3092\u60aa\u610f\u306e\u3042\u308b\u884c\u70ba\u3068\u8aa4\u8a8d\u3057\u3001\u30da\u30fc\u30b8\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b401\u30a8\u30e9\u30fc\u3092\u8fd4\u3059\u3053\u3068\u304c\u3042\u308b\u3002<\/li>\n<li><strong>\u4e0d\u6b63\u306aURL\u307e\u305f\u306f\u53e4\u3044\u30ea\u30f3\u30af<\/strong>\uff1aURL\u306e\u5165\u529b\u30df\u30b9\u3084\u53e4\u3044\u30ea\u30f3\u30af\u306a\u3069\u3001\u4e9b\u7d30\u306a\u30df\u30b9\u306b\u8d77\u56e0\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u3082\u3042\u308b\u3002<\/li>\n<\/ol>\n<h2>401\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n<p>401\u30a8\u30e9\u30fc\u306e\u6982\u8981\u3068\u539f\u56e0\u3092\u62bc\u3055\u3048\u305f\u3068\u3053\u308d\u3067\u3001\u65e9\u901f\u89e3\u6c7a\u7b56\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<div><\/div><kinsta-auto-toc list-style=\"decimal\" selector=\"h3\" count-number=\"5\" sub-toc=\"true\"><\/kinsta-auto-toc>\n<h3>1. URL\u306e\u30a8\u30e9\u30fc\u3092\u63a2\u3059<\/h3>\n<p>\u307e\u305a\u306f\u6700\u3082\u7c21\u5358\u306a\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u3057\u3066\u3001URL\u306e\u898b\u76f4\u3057\u304b\u3089\u59cb\u3081\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u307e\u305f\u3001\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30f3\u30af\u304c<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-permalinks\/\">\u8aa4\u3063\u305fURL\u306b\u7d10\u4ed8\u3044\u3066\u3044\u308b<\/a>\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u30ea\u30f3\u30af\u304c\u53e4\u3044\u3001\u307e\u305f\u306f\u3082\u3046\u5b58\u5728\u3057\u3066\u3044\u306a\u3044\uff08\uff0b<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-redirect\/\">\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044<\/a>\uff09\u30da\u30fc\u30b8\u306b\u7d10\u4ed8\u3044\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u521d\u6b69\u7684\u3067\u306f\u3042\u308a\u307e\u3059\u304c\u3001URL\u3092\u518d\u78ba\u8a8d\u3059\u308b\u4fa1\u5024\u306f\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u624b\u5165\u529b\u3057\u305f\u5834\u5408\u306f\u3001\u7db4\u308a\u306a\u3069\u306b\u8aa4\u308a\u304c\u306a\u3044\u304b\u3092\u898b\u76f4\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u306f\u3001\u30ea\u30f3\u30af\u306b\u542b\u307e\u308c\u3066\u3044\u308bURL\u304c\u6b63\u3057\u3044\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3057\u3087\u3046\uff08\u307e\u305f\u306f\u30b5\u30a4\u30c8\u304b\u3089\u76f4\u63a5\u305d\u306e\u30da\u30fc\u30b8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u308b\uff09\u3002<\/p>\n<h3>2. \u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b<\/h3>\n<p>\u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3092\u77ed\u7e2e\u3057\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u4f53\u9a13\u3092\u5411\u4e0a\u5411\u4e0a\u3055\u305b\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u6642\u306b\u306f\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u524d\u8ff0\u3057\u305f\u3068\u304a\u308a\u3001401\u30a8\u30e9\u30fc\u306e\u4e3b\u306a\u539f\u56e0\u306e\u4e00\u3064\u306f\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30c7\u30fc\u30bf\u3084Cookie\u304c\u53e4\u3044\u3001\u307e\u305f\u306f\u6b63\u3057\u304f\u306a\u3044\u3053\u3068\u3002\u30da\u30fc\u30b8\u306eURL\u306b\u554f\u984c\u304c\u306a\u3051\u308c\u3070\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/how-to-clear-browser-cache\/\">\u30d6\u30e9\u30a6\u30b6\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30af\u30ea\u30a2<\/a>\u304c\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u30ed\u30fc\u30ab\u30eb\u306b\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u3001\u8a8d\u8a3c\u30d7\u30ed\u30bb\u30b9\u3092\u59a8\u3052\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u7121\u52b9\u306a\u60c5\u5831\u304c\u4e00\u6383\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001Cookie\u306b\u3082\u8a8d\u8a3c\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Google Chrome\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u53f3\u4e0a\u306b\u3042\u308b3\u3064\u306e\u70b9\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001\u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u304b\u3089\u300c<strong>\u8a2d\u5b9a<\/strong>\u300d\u3092\u958b\u304d\u307e\u3059\u3002\u300c<strong>\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong>\u300d\u306e\u300c<strong>\u95b2\u89a7\u5c65\u6b74\u30c7\u30fc\u30bf\u3092\u524a\u9664<\/strong>\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_59363\" aria-describedby=\"caption-attachment-59363\" style=\"width: 1341px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-59363 size-full\" src=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/google-delete-history.png\" alt=\"Google Chrome\u306e\u300c\u95b2\u89a7\u5c65\u6b74\u30c7\u30fc\u30bf\u3092\u524a\u9664\u300d\" width=\"1341\" height=\"723\" srcset=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/google-delete-history.png 1341w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/google-delete-history-300x162.png 300w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/google-delete-history-1024x552.png 1024w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/google-delete-history-768x414.png 768w\" sizes=\"auto, (max-width: 1341px) 100vw, 1341px\" \/><figcaption id=\"caption-attachment-59363\" class=\"wp-caption-text\">Google Chrome\u306e\u300c\u95b2\u89a7\u5c65\u6b74\u30c7\u30fc\u30bf\u3092\u524a\u9664\u300d<\/figcaption><\/figure>\n<p>\u8868\u793a\u3055\u308c\u308b\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u306e\u300c<strong>\u57fa\u672c\u8a2d\u5b9a<\/strong>\u300d\u30bf\u30d6\u3092\u9078\u629e\u3057\u30013\u3064\u306e\u9805\u76ee\u3092\u3059\u3079\u3066\u9078\u629e\u3057\u305f\u4e0a\u3067\u3001\u300c<strong>\u30c7\u30fc\u30bf\u3092\u524a\u9664<\/strong>\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_59364\" aria-describedby=\"caption-attachment-59364\" style=\"width: 950px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-59364 size-full\" src=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/chrome-delete-history.png\" alt=\"\u95b2\u89a7\u5c65\u6b74\u30c7\u30fc\u30bf\u3092\u524a\u9664\" width=\"950\" height=\"581\" srcset=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/chrome-delete-history.png 950w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/chrome-delete-history-300x183.png 300w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/chrome-delete-history-768x470.png 768w\" sizes=\"auto, (max-width: 950px) 100vw, 950px\" \/><figcaption id=\"caption-attachment-59364\" class=\"wp-caption-text\">\u95b2\u89a7\u5c65\u6b74\u30c7\u30fc\u30bf\u3092\u524a\u9664<\/figcaption><\/figure>\n<p>\u4ed6\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u307e\u305f\u9055\u3063\u305f\u624b\u9806\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070<a href=\"https:\/\/kinqsta.com\/jp\/blog\/how-to-clear-browser-cache\/#how-to-clear-cache-for-mozilla-firefox\">Mozilla Firefox<\/a>\u306e\u5834\u5408\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u53f3\u4e0a\u306b\u3042\u308b3\u672c\u7dda\u306e\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001\u300c<strong>\u5c65\u6b74<\/strong>\u300d\uff1e\u300c<strong>\u6700\u8fd1\u306e\u5c65\u6b74\u3092\u6d88\u53bb\u2026<\/strong>\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_59365\" aria-describedby=\"caption-attachment-59365\" style=\"width: 644px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-59365 size-full\" src=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/firefox-delete-history.png\" alt=\"Firefox\u3067\u5c65\u6b74\u3092\u524a\u9664\" width=\"644\" height=\"450\" srcset=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/firefox-delete-history.png 644w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/firefox-delete-history-300x210.png 300w\" sizes=\"auto, (max-width: 644px) 100vw, 644px\" \/><figcaption id=\"caption-attachment-59365\" class=\"wp-caption-text\">Firefox\u3067\u5c65\u6b74\u3092\u524a\u9664<\/figcaption><\/figure>\n<p>\u8868\u793a\u3055\u308c\u308b\u30d1\u30cd\u30eb\u306e\u300c<strong>\u671f\u9593<\/strong>\u300d\u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u304b\u3089\u300c<strong>\u3059\u3079\u3066\u306e\u5c65\u6b74<\/strong>\u300d\u3092\u9078\u629e\u3057\u3001<strong>\u300c\u4e00\u6642\u7684\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3068\u30da\u30fc\u30b8<\/strong>\u300d\u3092\u9078\u629e\u3057\u305f\u4e0a\u3067\u3001\u300c<strong>\u6d88\u53bb<\/strong>\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_59366\" aria-describedby=\"caption-attachment-59366\" style=\"width: 461px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-59366 size-full\" src=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/firefox-delete-history2.png\" alt=\"\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u30c7\u30fc\u30bf\u3068Cookie\u3092\u6d88\u53bb\" width=\"461\" height=\"537\" srcset=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/firefox-delete-history2.png 461w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/firefox-delete-history2-258x300.png 258w\" sizes=\"auto, (max-width: 461px) 100vw, 461px\" \/><figcaption id=\"caption-attachment-59366\" class=\"wp-caption-text\">\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u30c7\u30fc\u30bf\u3068Cookie\u3092\u6d88\u53bb<\/figcaption><\/figure>\n<p><a href=\"https:\/\/kinqsta.com\/jp\/blog\/how-to-clear-browser-cache\/\">\u5225\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30af\u30ea\u30a2\u65b9\u6cd5\u306f\u3053\u3061\u3089<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>3. DNS\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b<\/h3>\n<p>\u4e0a\u8a182\u3064\u306e\u89e3\u6c7a\u7b56\u304c\u6709\u52b9\u3067\u306a\u3044\u5834\u5408\u306b\u306f\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/flush-dns\/\">\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\uff08DNS\uff09\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2<\/a>\u3057\u3066\u307f\u308b\u4fa1\u5024\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Windows\u3067\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u30b9\u30bf\u30fc\u30c8\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001\u691c\u7d22\u30d0\u30fc\u306b\u300c<code>cmd<\/code>\u300d\u3068\u5165\u529b\u3057\u3066Enter\u30ad\u30fc\u3092\u62bc\u3059\u3068\u3001\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<code>ipconfig\/flushdns<\/code>\u3092\u8cbc\u308a\u4ed8\u3051\u3066\u3001\u518d\u5ea6Enter\u30ad\u30fc\u3092\u62bc\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure id=\"attachment_73561\" aria-describedby=\"caption-attachment-73561\" style=\"width: 1007px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-73561\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2020\/05\/command-prompt-1.jpg\" alt=\"Windows\u306e\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\" width=\"1007\" height=\"197\"><figcaption id=\"caption-attachment-73561\" class=\"wp-caption-text\">Windows\u306e\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8<\/figcaption><\/figure>\n<p>Mac\u306e\u5834\u5408\u306f\u3001Finder\u3092\u958b\u304d\u3001\u300c<strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong>\u300d\uff1e\u300c<strong>\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3<\/strong>\u300d\uff1e\u300c<strong>\u30bf\u30fc\u30df\u30ca\u30eb<\/strong>\u300d\u3092\u958b\u304d\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_74009\" aria-describedby=\"caption-attachment-74009\" style=\"width: 1064px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2020\/06\/macos-terminal-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-74009 size-full\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2020\/06\/macos-terminal-1.png\" alt=\"Mac\u306e\u30bf\u30fc\u30df\u30ca\u30eb\" width=\"1064\" height=\"814\"><\/a><figcaption id=\"caption-attachment-74009\" class=\"wp-caption-text\">Mac\u306e\u30bf\u30fc\u30df\u30ca\u30eb<\/figcaption><\/figure>\n<p>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3<code>sudo killall -HUP mDNSResponder<\/code>\u3092\u8cbc\u308a\u4ed8\u3051\u3066\u3001Enter\u30ad\u30fc\u3092\u62bc\u3057\u305f\u3089\u5b8c\u4e86\u3067\u3059\u3002\u305d\u306e\u5f8c\u3001\u30a8\u30e9\u30fc\u304c\u8868\u793a\u3055\u308c\u305f\u30da\u30fc\u30b8\u3092\u518d\u5ea6\u8aad\u307f\u8fbc\u3093\u3067\u3001401\u30a8\u30e9\u30fc\u304c\u89e3\u6d88\u3055\u308c\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>4. WordPress\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u7121\u52b9\u306b\u3059\u308b<\/h3>\n<p>401\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u304c\u30d6\u30e9\u30a6\u30b6\u306b\u3042\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002WordPress\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3057\u3066\u30a8\u30e9\u30fc\u306b\u906d\u9047\u3057\u305f\u5834\u5408\u306f\u30011\u3064\u307e\u305f\u306f\u8907\u6570\u306e<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-plugin\/\">WordPress\u30d7\u30e9\u30b0\u30a4\u30f3<\/a>\u304c\u539f\u56e0\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u4e00\u90e8<span id=\"urn:enhancement-90\" class=\"textannotation disambiguated wl-thing\">\u30d7\u30e9\u30b0\u30a4\u30f3<\/span>\u3001\u7279\u306b<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-security-plugins\/\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u7279\u5316\u3057\u305f\u30d7\u30e9\u30b0\u30a4\u30f3<\/a>\u306f\u3001\u4e0d\u5be9\u306a<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-login-url\/\">\u30ed\u30b0\u30a4\u30f3\u64cd\u4f5c<\/a>\u304c\u7591\u308f\u308c\u308b\u969b\u306b401\u30a8\u30e9\u30fc\u3092\u8fd4\u3059\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u4e92\u63db\u6027\u306e\u554f\u984c\u304c\u3042\u308b\u30d7\u30e9\u30b0\u30a4\u30f3\u3082\u3042\u308b\u305f\u3081\u3001WordPress<span id=\"urn:enhancement-92\" class=\"textannotation disambiguated wl-thing\">\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4e00\u5ea6\u3059\u3079\u3066\u7121\u52b9\u306b\u3057\u3066\u3001\u30a8\u30e9\u30fc\u304c\u89e3\u6d88\u3055\u308c\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p>\n<p>WordPress\u7ba1\u7406\u753b\u9762\u306e\u300c<strong>\u30d7\u30e9\u30b0\u30a4\u30f3<\/strong>\u300d\uff1e\u300c<strong>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6e08\u307f\u30d7\u30e9\u30b0\u30a4\u30f3<\/strong>\u300d\u3092\u958b\u304d\u307e\u3059\u3002\u30d7\u30e9\u30b0\u30a4\u30f3\u4e00\u89a7\u306e\u4e0a\u306b\u3042\u308b\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3092\u9078\u629e\u3057\u3001\u300c<strong>\u4e00\u62ec\u64cd\u4f5c<\/strong>\u300d\u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u304b\u3089\u300c<strong>\u7121\u52b9\u5316<\/strong>\u300d\u3092\u9078\u629e\u3057\u3001\u300c<strong>\u9069\u7528<\/strong>\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_59367\" aria-describedby=\"caption-attachment-59367\" style=\"width: 1130px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-59367 size-full\" src=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/plugin-disable.png\" alt=\"WordPress\u7ba1\u7406\u753b\u9762\u3067\u3059\u3079\u3066\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u7121\u52b9\u5316\" width=\"1130\" height=\"579\" srcset=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/plugin-disable.png 1130w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/plugin-disable-300x154.png 300w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/plugin-disable-1024x525.png 1024w, https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/plugin-disable-768x394.png 768w\" sizes=\"auto, (max-width: 1130px) 100vw, 1130px\" \/><figcaption id=\"caption-attachment-59367\" class=\"wp-caption-text\">WordPress\u7ba1\u7406\u753b\u9762\u3067\u3059\u3079\u3066\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u7121\u52b9\u5316<\/figcaption><\/figure>\n<p>\u305d\u306e\u5f8c\u3001\u30da\u30fc\u30b8\u306b\u518d\u5ea6\u30a2\u30af\u30bb\u30b9\u3057\u3066\u30a8\u30e9\u30fc\u304c\u89e3\u6d88\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u3067\u30a8\u30e9\u30fc\u304c\u6d88\u3048\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u3044\u305a\u308c\u304b\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u306b\u554f\u984c\u304c\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u554f\u984c\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u30011\u3064\u305a\u3064\u6709\u52b9\u5316\u3057\u3001\u305d\u306e\u90fd\u5ea6\u30da\u30fc\u30b8\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3044\u3046\u4f5c\u696d\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p>\u554f\u984c\u306e\u3042\u308b\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u7279\u5b9a\u3057\u305f\u3089<a href=\"https:\/\/kinqsta.com\/jp\/blog\/uninstall-wordpress-plugin\/\">\u524a\u9664<\/a>\u3057\u3066\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u4ee3\u66ff\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u898b\u3064\u3051\u308b\u304b\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u958b\u767a\u5143\u306b\u554f\u3044\u5408\u308f\u305b\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>5. WWW-Authenticate\u30d8\u30c3\u30c0\u30fc\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n<p>\u307e\u3060\u30a8\u30e9\u30fc\u304c\u89e3\u6d88\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u306b\u554f\u984c\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3053\u306e\u65b9\u6cd5\u306f\u3084\u3084\u8907\u96d1\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5148\u306b\u89e6\u308c\u305f\u3068\u304a\u308a\u3001401\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u2068\u2069\u306f<a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/HTTP\/Headers\/WWW-Authenticate\" target=\"_blank\" rel=\"noopener noreferrer\">WWW-Authenticate\u30d8\u30c3\u30c0\u30fc<\/a>\u3092\u4ecb\u3057\u3066\u9001\u4fe1\u3055\u308c\u3001<code>WWW-Authenticate: &lt;type&gt; realm=&lt;realm&gt;<\/code>\u3068\u3044\u3046\u3088\u3046\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u300c\u30c1\u30e3\u30ec\u30f3\u30b8\u300d\u3068\u547c\u3070\u308c\u308b\u3001\u30a2\u30af\u30bb\u30b9\u3092\u8a31\u53ef\u3059\u308b\u305f\u3081\u306b\u3069\u306e\u3088\u3046\u306a\u8a8d\u8a3c\u304c\u5fc5\u8981\u304b\u3092\u793a\u3059\u30c7\u30fc\u30bf\u5217\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001\u30d8\u30c3\u30c0\u30fc\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u9001\u4fe1\u3055\u308c\u305f\u304b\u3069\u3046\u304b\u3001\u7279\u306b\u3069\u306e\u8a8d\u8a3c\u65b9\u5f0f\u304c\u4f7f\u7528\u3055\u308c\u305f\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3092\u7d5e\u308a\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001401\u30a8\u30e9\u30fc\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001Chrome\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30da\u30fc\u30b8\u4e0a\u3067\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u300c<strong>\u691c\u8a3c<\/strong>\u300d\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u304b\u3001<strong>Ctrl + Shift + J<\/strong>\u3067\u958b\u304d\u307e\u3059\u3002<\/p>\n<p>\u300c<strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/strong>\u300d\u30bf\u30d6\u3092\u958b\u304d\u3001\u30da\u30fc\u30b8\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3059\u308b\u3068\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u4e00\u89a7\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u300c<strong>\u30b9\u30c6\u30fc\u30bf\u30b9<\/strong>\u300d\u30d8\u30c3\u30c0\u30fc\u3092\u9078\u629e\u3057\u3066\u4e00\u89a7\u3092\u4e26\u3079\u66ff\u3048\u3066\u3001401\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3092\u63a2\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_73567\" aria-describedby=\"caption-attachment-73567\" style=\"width: 908px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-73567\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2020\/05\/network-status-1-1.jpg\" alt=\"Chrome\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u3067401\u30a8\u30e9\u30fc\u3092\u78ba\u8a8d\" width=\"908\" height=\"312\"><figcaption id=\"caption-attachment-73567\" class=\"wp-caption-text\">Chrome\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u3067401\u30a8\u30e9\u30fc\u3092\u78ba\u8a8d<\/figcaption><\/figure>\n<p>401\u30a8\u30e9\u30fc\u3092\u793a\u3059\u9805\u76ee\u3092\u9078\u629e\u3057\u3066\u3001\u300c<strong>\u30d8\u30c3\u30c0\u30fc<\/strong>\u300d\u30bf\u30d6\u3092\u958b\u304d\u307e\u3059\u3002\u300c<strong>\u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc<\/strong>\u300d\u306e\u4e0b\u306b\u3042\u308bWWW-Authenticate\u30d8\u30c3\u30c0\u30fc\u3092\u898b\u3064\u3051\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_73559\" aria-describedby=\"caption-attachment-73559\" style=\"width: 901px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-73559\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2020\/05\/www-authenticate-header-1.jpg\" alt=\"\u300c\u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc\u300d\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u78ba\u8a8d\" width=\"901\" height=\"347\"><figcaption id=\"caption-attachment-73559\" class=\"wp-caption-text\">\u300c\u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc\u300d\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u78ba\u8a8d<\/figcaption><\/figure>\n<p>\u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc\u306b\u542b\u307e\u308c\u308b\u60c5\u5831\u3001\u7279\u306b\u8a8d\u8a3c\u30b9\u30ad\u30fc\u30e0\u306f\u3001\u4f55\u304c\u8d77\u304d\u3066\u3044\u308b\u304b\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u8a73\u7d30\u306b\u793a\u3057\u3066\u304f\u308c\u307e\u3059\u3002\u3053\u308c\u304c\u89e3\u6c7a\u306e\u624b\u639b\u304b\u308a\u3068\u306a\u308a\u3001\u30b5\u30fc\u30d0\u30fc\u304c\u671f\u5f85\u3057\u3066\u3044\u308b\u8a8d\u8a3c\u65b9\u5f0f\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u306e\u4f8b\u3067\u306f\u3001\u8a8d\u8a3c\u30b9\u30ad\u30fc\u30e0\u304c\u300cBasic\u300d\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u3001\u3053\u308c\u306f\u8a8d\u8a3c\u60c5\u5831\u3068\u3057\u3066ID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3060\u3051\u3092\u8981\u6c42\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<a href=\"https:\/\/www.iana.org\/assignments\/http-authschemes\/http-authschemes.xhtml\">\u3053\u306e\u60c5\u5831\u306e\u6271\u3044\u65b9\u3084\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u30d6\u30e9\u30a6\u30b6\u3068\u30b5\u30fc\u30d0\u30fc\u306e\u901a\u4fe1\u3084\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u8a8d\u8a3c\u306b\u554f\u984c\u304c\u3042\u308b\u3068\u3001401\u30a8\u30e9\u30fc\u306e\u3088\u3046\u306a\u554f\u984c\u306b\u906d\u9047\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u906d\u9047\u3059\u308b\u3068\u5384\u4ecb\u3067\u3059\u304c\u3001\u3053\u306e\u30a8\u30e9\u30fc\u306f\u4e00\u6642\u7684\u306a\u3082\u306e\u3067\u3042\u308a\u3001\u4eca\u56de\u3054\u7d39\u4ecb\u3057\u305f\u65b9\u6cd5\u3067\u89e3\u6c7a\u53ef\u80fd\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u4e2d\u306b\u30a8\u30e9\u30fc\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u306f\u3001\u30b5\u30a4\u30c8 &#8230;<\/p>\n","protected":false},"author":103,"featured_media":59023,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kinsta_gated_content":false,"_kinsta_gated_content_redirect":"","footnotes":""},"tags":[],"topic":[773,821],"class_list":["post-59022","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","topic-http-status-codes","topic-website-errors"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\uff5cKinsta\u00ae<\/title>\n<meta name=\"description\" content=\"\u300c401 Unauthorized\u300d\u306f\u3001\u7121\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u3092\u793a\u3059\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u305d\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\" \/>\n<meta property=\"og:description\" content=\"\u300c401 Unauthorized\u300d\u306f\u3001\u7121\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u3092\u793a\u3059\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u305d\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/\" \/>\n<meta property=\"og:site_name\" content=\"Kinsta\u00ae\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Kinsta-Japan-334616080691171\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-01T13:47:52+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-01T19:44:16+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1460\" \/>\n\t<meta property=\"og:image:height\" content=\"730\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Matteo Du\u00f2\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:description\" content=\"\u300c401 Unauthorized\u300d\u306f\u3001\u7121\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u3092\u793a\u3059\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u305d\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4-1024x512.jpg\" \/>\n<meta name=\"twitter:creator\" content=\"@matteoduo\" \/>\n<meta name=\"twitter:site\" content=\"@Kinsta_JP\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"Matteo Du\u00f2\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"1\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/\"},\"author\":{\"name\":\"Matteo Du\u00f2\",\"@id\":\"https:\/\/kinqsta.com\/jp\/#\/schema\/person\/9d811e805493f00205e6409451055174\"},\"headline\":\"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\",\"datePublished\":\"2024-08-01T13:47:52+00:00\",\"dateModified\":\"2025-10-01T19:44:16+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/\"},\"wordCount\":171,\"commentCount\":1,\"publisher\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/#organization\"},\"image\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg\",\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/\",\"url\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/\",\"name\":\"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\uff5cKinsta\u00ae\",\"isPartOf\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg\",\"datePublished\":\"2024-08-01T13:47:52+00:00\",\"dateModified\":\"2025-10-01T19:44:16+00:00\",\"description\":\"\u300c401 Unauthorized\u300d\u306f\u3001\u7121\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u3092\u793a\u3059\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u305d\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\",\"breadcrumb\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#primaryimage\",\"url\":\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg\",\"contentUrl\":\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg\",\"width\":1460,\"height\":730},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/kinqsta.com\/jp\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"HTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\",\"item\":\"https:\/\/kinqsta.com\/jp\/topics\/http-status-codes\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/kinqsta.com\/jp\/#website\",\"url\":\"https:\/\/kinqsta.com\/jp\/\",\"name\":\"Kinsta\u00ae\",\"description\":\"\u9ad8\u901f\u304b\u3064\u5805\u7262\u306a\u30d7\u30ec\u30df\u30a2\u30e0\u30b5\u30fc\u30d0\u30fc\u30b5\u30fc\u30d3\u30b9\",\"publisher\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/kinqsta.com\/jp\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/kinqsta.com\/jp\/#organization\",\"name\":\"Kinsta\",\"url\":\"https:\/\/kinqsta.com\/jp\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/kinqsta.com\/jp\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/12\/kinsta-logo.jpeg\",\"contentUrl\":\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/12\/kinsta-logo.jpeg\",\"width\":500,\"height\":500,\"caption\":\"Kinsta\"},\"image\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/Kinsta-Japan-334616080691171\/\",\"https:\/\/x.com\/Kinsta_JP\",\"https:\/\/www.instagram.com\/kinstahosting\/\",\"https:\/\/www.linkedin.com\/company\/kinsta\/\",\"https:\/\/www.pinterest.com\/kinstahosting\/\",\"https:\/\/www.youtube.com\/c\/Kinsta\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/kinqsta.com\/jp\/#\/schema\/person\/9d811e805493f00205e6409451055174\",\"name\":\"Matteo Du\u00f2\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/kinqsta.com\/jp\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/78636e34d9c125b93efb7e0893a776f8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/78636e34d9c125b93efb7e0893a776f8?s=96&d=mm&r=g\",\"caption\":\"Matteo Du\u00f2\"},\"description\":\"Head of Content at Kinsta and Content Marketing Consultant for WordPress plugin developers. Connect with Matteo on Twitter.\",\"sameAs\":[\"https:\/\/www.matteoduo.com\",\"https:\/\/www.linkedin.com\/in\/matteoduo\/\",\"https:\/\/x.com\/matteoduo\"],\"url\":\"https:\/\/kinqsta.com\/jp\/blog\/author\/matteoduo\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\uff5cKinsta\u00ae","description":"\u300c401 Unauthorized\u300d\u306f\u3001\u7121\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u3092\u793a\u3059\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u305d\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/","og_locale":"ja_JP","og_type":"article","og_title":"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f","og_description":"\u300c401 Unauthorized\u300d\u306f\u3001\u7121\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u3092\u793a\u3059\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u305d\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002","og_url":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/","og_site_name":"Kinsta\u00ae","article_publisher":"https:\/\/www.facebook.com\/Kinsta-Japan-334616080691171\/","article_published_time":"2024-08-01T13:47:52+00:00","article_modified_time":"2025-10-01T19:44:16+00:00","og_image":[{"width":1460,"height":730,"url":"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg","type":"image\/jpeg"}],"author":"Matteo Du\u00f2","twitter_card":"summary_large_image","twitter_description":"\u300c401 Unauthorized\u300d\u306f\u3001\u7121\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u3092\u793a\u3059\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u305d\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002","twitter_image":"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4-1024x512.jpg","twitter_creator":"@matteoduo","twitter_site":"@Kinsta_JP","twitter_misc":{"\u57f7\u7b46\u8005":"Matteo Du\u00f2","\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593":"1\u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#article","isPartOf":{"@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/"},"author":{"name":"Matteo Du\u00f2","@id":"https:\/\/kinqsta.com\/jp\/#\/schema\/person\/9d811e805493f00205e6409451055174"},"headline":"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f","datePublished":"2024-08-01T13:47:52+00:00","dateModified":"2025-10-01T19:44:16+00:00","mainEntityOfPage":{"@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/"},"wordCount":171,"commentCount":1,"publisher":{"@id":"https:\/\/kinqsta.com\/jp\/#organization"},"image":{"@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#primaryimage"},"thumbnailUrl":"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg","inLanguage":"ja","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/kinqsta.com\/jp\/blog\/401-error\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/","url":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/","name":"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\uff5cKinsta\u00ae","isPartOf":{"@id":"https:\/\/kinqsta.com\/jp\/#website"},"primaryImageOfPage":{"@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#primaryimage"},"image":{"@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#primaryimage"},"thumbnailUrl":"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg","datePublished":"2024-08-01T13:47:52+00:00","dateModified":"2025-10-01T19:44:16+00:00","description":"\u300c401 Unauthorized\u300d\u306f\u3001\u7121\u52b9\u306a\u8a8d\u8a3c\u60c5\u5831\u3092\u793a\u3059\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u305d\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002","breadcrumb":{"@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/kinqsta.com\/jp\/blog\/401-error\/"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#primaryimage","url":"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg","contentUrl":"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2024\/07\/401-error-4.jpg","width":1460,"height":730},{"@type":"BreadcrumbList","@id":"https:\/\/kinqsta.com\/jp\/blog\/401-error\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/kinqsta.com\/jp\/"},{"@type":"ListItem","position":2,"name":"HTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9","item":"https:\/\/kinqsta.com\/jp\/topics\/http-status-codes\/"},{"@type":"ListItem","position":3,"name":"\u30105\u3064\u306e\u65b9\u6cd5\u3011\u300c401 Unauthorized\u300d\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f"}]},{"@type":"WebSite","@id":"https:\/\/kinqsta.com\/jp\/#website","url":"https:\/\/kinqsta.com\/jp\/","name":"Kinsta\u00ae","description":"\u9ad8\u901f\u304b\u3064\u5805\u7262\u306a\u30d7\u30ec\u30df\u30a2\u30e0\u30b5\u30fc\u30d0\u30fc\u30b5\u30fc\u30d3\u30b9","publisher":{"@id":"https:\/\/kinqsta.com\/jp\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/kinqsta.com\/jp\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Organization","@id":"https:\/\/kinqsta.com\/jp\/#organization","name":"Kinsta","url":"https:\/\/kinqsta.com\/jp\/","logo":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/kinqsta.com\/jp\/#\/schema\/logo\/image\/","url":"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/12\/kinsta-logo.jpeg","contentUrl":"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/12\/kinsta-logo.jpeg","width":500,"height":500,"caption":"Kinsta"},"image":{"@id":"https:\/\/kinqsta.com\/jp\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/Kinsta-Japan-334616080691171\/","https:\/\/x.com\/Kinsta_JP","https:\/\/www.instagram.com\/kinstahosting\/","https:\/\/www.linkedin.com\/company\/kinsta\/","https:\/\/www.pinterest.com\/kinstahosting\/","https:\/\/www.youtube.com\/c\/Kinsta"]},{"@type":"Person","@id":"https:\/\/kinqsta.com\/jp\/#\/schema\/person\/9d811e805493f00205e6409451055174","name":"Matteo Du\u00f2","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/kinqsta.com\/jp\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/78636e34d9c125b93efb7e0893a776f8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/78636e34d9c125b93efb7e0893a776f8?s=96&d=mm&r=g","caption":"Matteo Du\u00f2"},"description":"Head of Content at Kinsta and Content Marketing Consultant for WordPress plugin developers. Connect with Matteo on Twitter.","sameAs":["https:\/\/www.matteoduo.com","https:\/\/www.linkedin.com\/in\/matteoduo\/","https:\/\/x.com\/matteoduo"],"url":"https:\/\/kinqsta.com\/jp\/blog\/author\/matteoduo\/"}]}},"acf":[],"_links":{"self":[{"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/posts\/59022","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/users\/103"}],"replies":[{"embeddable":true,"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/comments?post=59022"}],"version-history":[{"count":7,"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/posts\/59022\/revisions"}],"predecessor-version":[{"id":59369,"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/posts\/59022\/revisions\/59369"}],"alternate":[{"embeddable":true,"hreflang":"en","title":"English","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/en"},{"embeddable":true,"hreflang":"es","title":"Spanish","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/es"},{"embeddable":true,"hreflang":"pt","title":"Portuguese","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/pt"},{"embeddable":true,"hreflang":"it","title":"Italian","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/it"},{"embeddable":true,"hreflang":"fr","title":"French","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/fr"},{"embeddable":true,"hreflang":"sv","title":"Swedish","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/se"},{"embeddable":true,"hreflang":"nl","title":"Dutch","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/nl"},{"embeddable":true,"hreflang":"de","title":"German","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/de"},{"embeddable":true,"hreflang":"da","title":"Danish","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/dk"},{"embeddable":true,"hreflang":"ja","title":"Japanese","href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/translations\/jp"},{"href":"https:\/\/kinqsta.com\/jp\/wp-json\/kinsta\/v1\/posts\/59022\/tree"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/media\/59023"}],"wp:attachment":[{"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/media?parent=59022"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/tags?post=59022"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/kinqsta.com\/jp\/wp-json\/wp\/v2\/topic?post=59022"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}