{"id":37112,"date":"2022-09-21T16:46:00","date_gmt":"2022-09-21T07:46:00","guid":{"rendered":"https:\/\/kinsta.com\/jp\/?p=37112&#038;preview=true&#038;preview_id=37112"},"modified":"2025-09-02T00:35:28","modified_gmt":"2025-09-01T15:35:28","slug":"ssl-connection-error","status":"publish","type":"post","link":"https:\/\/kinsta.com\/jp\/blog\/ssl-connection-error\/","title":{"rendered":"SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\uff08\u30d6\u30e9\u30a6\u30b6\u3001\u7aef\u672b\u3001\u30b5\u30a4\u30c8\u5225\uff09"},"content":{"rendered":"<p>\u6700\u8fd1\u3067\u306f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e<a href=\"https:\/\/kinsta.com\/blog\/how-ssl-works\/\">SSL\uff08\u30bb\u30ad\u30e5\u30a2\u30fb\u30bd\u30b1\u30c3\u30c4\u30fb\u30ec\u30a4\u30e4\u30fc\uff09<\/a>\u8a3c\u660e\u66f8\u306e\u53d6\u5f97\u3068\u8a2d\u5b9a\u306f\u7c21\u5358\u306b\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3068\u3053\u308d\u304c\u3001<a href=\"https:\/\/kinsta.com\/jp\/docs\/wordpress-hosting\/wordpress-domains\/wordpress-ssl-certificates\/\">\u8a3c\u660e\u66f8\u3092\u6b63\u3057\u304f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/a>\u3057\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092HTTPS\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3057\u3066\u3082\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u3092\u9060\u3056\u3051\u3066\u3057\u307e\u3046\u8981\u56e0\u3067\u3059\u3002<\/p>\n<p>SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3092\u77e5\u308c\u3070\u3001\u30b5\u30a4\u30c8\u3067\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u3092\u672a\u7136\u306b\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5185\u5bb9\u3001\u4f7f\u7528\u3057\u3066\u3044\u308b\u30d6\u30e9\u30a6\u30b6\u3084OS\u5225\u306b\u3001\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u969b\u306e\u89e3\u6c7a\u7b56\u3082\u898b\u3048\u3066\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u3068\u306f\u4f55\u304b\u3001\u305d\u3057\u3066\u305d\u306e\u4e3b\u306a\u539f\u56e0\u306b\u3064\u3044\u3066\u3054\u8aac\u660e\u3057\u305f\u5f8c\u3001\u6700\u3082\u4e00\u822c\u7684\u306a\u7a2e\u985e\u3068\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306f\u3001\u65e9\u901f\u59cb\u3081\u307e\u3057\u3087\u3046\uff01<\/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<h3>SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5\u306b\u3064\u3044\u3066<a href=\"https:\/\/www.youtube.com\/watch?v=3M8N1LI5DZA\" target=\"_blank\" rel=\"noopener noreferrer\">\u52d5\u753b\u3067\u306e\u89e3\u8aac<\/a>\u3082\u3054\u7528\u610f\u3057\u3066\u3044\u307e\u3059\u3002<\/h3>\n<p class=\"p1\"><kinsta-video src=\"https:\/\/www.youtube.com\/watch?v=3M8N1LI5DZA\"><\/kinsta-video><\/p>\n<h2>SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u3068\u306f<\/h2>\n<figure style=\"width: 1191px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/ssl-connection-error.png\" alt=\"An SSL connection error in Firefox.\" width=\"1191\" height=\"425\"><figcaption class=\"wp-caption-text\">Firefox\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/figcaption><\/figure>\n<p>\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u4e2d\u306b\u767a\u751f\u3059\u308bSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306b\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u554f\u984c\u3084\u3001\u4f7f\u7528\u3057\u3066\u3044\u308b\u30c7\u30d0\u30a4\u30b9\u306e\u8a2d\u5b9a\u306e\u554f\u984c\u306b\u8d77\u56e0\u3059\u308b\u3082\u306e\u306a\u3069\u3001\u3044\u304f\u3064\u304b\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u7c21\u5358\u306b\u8a00\u3048\u3070\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3068\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/http-to-https\/\">HTTPS\uff08\u30cf\u30a4\u30d1\u30fc\u30c6\u30ad\u30b9\u30c8\u8ee2\u9001\u30d7\u30ed\u30c8\u30b3\u30eb\u30bb\u30ad\u30e5\u30a2\uff09<\/a>\u4e0a\u3067\u5b89\u5168\u306b\u30b5\u30a4\u30c8\u3092\u95b2\u89a7\u3067\u304d\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u304c\u305d\u306e\u63a5\u7d9a\u3092\u8a31\u53ef\u3059\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u306f\u81ea\u5df1\u8cac\u4efb\u3067\u95b2\u89a7\u3092\u7d9a\u3051\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u6709\u52b9\u306aSSL\u8a3c\u660e\u66f8\u304c\u306a\u3051\u308c\u3070\u3001\u60aa\u610f\u306e\u3042\u308b\u7b2c\u4e09\u8005\u306b\u3001\u95b2\u89a7\u3059\u308b\u30b5\u30a4\u30c8\u3001\u3084\u308a\u3068\u308a\u3057\u3066\u3044\u308b\u30c7\u30fc\u30bf\u3092\u508d\u53d7\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e00\u822c\u7684\u306aSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/kinsta.com\/jp\/blog\/neterr-cert-authority-invalid\/\">NET:ERR_CERT_AUTHORITY_INVALID<\/a><\/li>\n<li><a href=\"https:\/\/kinsta.com\/jp\/blog\/net-err_cert_common_name_invalid\/\">NET::ER_CERT_COMMON_NAME_INVALID<\/a><\/li>\n<li><a href=\"https:\/\/kinsta.com\/jp\/blog\/ssl-handshake-failed\/\">SSL Handshake Failed<\/a><\/li>\n<li><a href=\"https:\/\/kinsta.com\/jp\/blog\/err_ssl_obsolete_version\/\">ERR_SSL_OBSOLETE_VERSION<\/a><\/li>\n<li><a href=\"https:\/\/kinsta.com\/jp\/blog\/err_ssl_protocol_error\/\">ERR_SLL_PROTOCOL_ERROR<\/a><\/li>\n<\/ul>\n<p>\u305d\u308c\u305e\u308c\u539f\u56e0\u304c\u7570\u306a\u308a\u3001\u30a8\u30e9\u30fc\u767a\u751f\u6642\u306b\u30d6\u30e9\u30a6\u30b6\u306b\u7279\u5b9a\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u305d\u306e\u539f\u56e0\u306b\u95a2\u3059\u308b\u60c5\u5831\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4e0a\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u306f\u3001Firefox\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u3001Chrome\u3067\u540c\u3058\u30b5\u30a4\u30c8\u3092\u958b\u304f\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<figure style=\"width: 1242px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/ssl-certificate-invalid.png\" alt=\"An SSL connection error in Chrome.\" width=\"1242\" height=\"715\"><figcaption class=\"wp-caption-text\">Chrome\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/figcaption><\/figure>\n<p>\u5148\u3067\u89e6\u308c\u305f\u901a\u308a\u3001\u3059\u3079\u3066\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u306b\u8d77\u56e0\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002SSL\u8a3c\u660e\u66f8\u304c\u6709\u52b9\u3067\u3042\u3063\u3066\u3082\u3001\u30e6\u30fc\u30b6\u30fc\u5074\u306e\u554f\u984c\u3067\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b\u3001\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u969b\u306bSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306e\u5bfe\u51e6\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n<h2>SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5\uff088\u7a2e\u985e\uff09<\/h2>\n<p>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u904b\u55b6\u8005\u3067\u306a\u3044\u9650\u308a\u3001\u30b5\u30fc\u30d0\u30fc\u304c\u539f\u56e0\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306b\u5bfe\u3057\u3066\u3067\u304d\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u4f7f\u7528\u3057\u3066\u3044\u308b\u30c7\u30d0\u30a4\u30b9\u3084\u30d6\u30e9\u30a6\u30b6\u306e\u8a2d\u5b9a\u304c\u539f\u56e0\u306b\u306a\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u304b\u3089\u306f\u3001<a href=\"https:\/\/kinsta.com\/jp\/browser-market-share\/\">\u30d6\u30e9\u30a6\u30b6<\/a>\u3001\u30e2\u30d0\u30a4\u30ebOS\u3001SNS\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u5225\u306b\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<div><\/div><kinsta-auto-toc list-style=\"decimal\" selector=\"h3\" count-number=\"-1\" sub-toc=\"true\"><\/kinsta-auto-toc>\n<h3>1. Google Chrome\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/h3>\n<p>Google Chrome\u3067SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306b\u906d\u9047\u3057\u305f\u5834\u5408\u3001\u3059\u3050\u306b\u5b9f\u884c\u3067\u304d\u308b\u89e3\u6c7a\u7b56\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u306f\u3001\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306eChrome\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3002\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306f\u3001<a href=\"https:\/\/support.google.com\/chrome\/answer\/95414?co=GENIE.Platform%3DDesktop\" target=\"_blank\" rel=\"noopener noreferrer\">\u30d6\u30e9\u30a6\u30b6\u81ea\u4f53<\/a>\u3067\u66f4\u65b0\u3059\u308b\u304b\u3001<a href=\"https:\/\/www.google.com\/chrome\/update\/\" target=\"_blank\" rel=\"noopener noreferrer\">Google Chrome\u306e\u30b5\u30a4\u30c8\u304b\u3089<\/a>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u65e5\u4ed8\u3068\u6642\u523b\u304c\u540c\u671f\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002SSL\u8a3c\u660e\u66f8\u306e\u4e2d\u306b\u306f\u3001\u691c\u8a3c\u306e\u305f\u3081\u306b\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u6642\u523b\u3092\u4f7f\u3046\u3082\u306e\u304c\u3042\u308a\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u6642\u523b\u304c\u6b63\u3057\u304f\u306a\u3044\u3068\u3001\u30a6\u30a7\u30d6\u5168\u4f53\u3067SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4f7f\u7528\u3057\u3066\u3044\u308b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u65e5\u4ed8\u3084\u6642\u523b\u304c\u6b63\u3057\u304f\u306a\u3051\u308c\u3070\u3001\u30d6\u30e9\u30a6\u30b6\u304c<a href=\"https:\/\/kinsta.com\/blog\/ssl-check\/\">\u8a3c\u660e\u66f8\u3092\u691c\u8a3c<\/a>\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u305a\u3001\u3053\u308c\u304c\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002<\/p>\n<p>Windows\u306e\u5834\u5408\u3001\u65e5\u4ed8\u3068\u6642\u523b\u3092\u5909\u66f4\u3059\u308b\u306b\u306f\u300c<strong>\u30b9\u30bf\u30fc\u30c8<\/strong>\u300d\uff1e\u300c<strong>\u8a2d\u5b9a<\/strong>\u300d \uff1e\u300c<strong>\u6642\u523b\u3068\u8a00\u8a9e<\/strong>\u300d\u306b\u9032\u307f\u307e\u3059\u3002<\/p>\n<figure><\/figure>\n<figure style=\"width: 1447px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/time-language.png\" alt=\"Windows\u306e\u300c\u6642\u523b\u3068\u8a00\u8a9e\u300d\u8a2d\u5b9a\" width=\"1447\" height=\"431\"><figcaption class=\"wp-caption-text\">Windows\u306e\u300c\u6642\u523b\u3068\u8a00\u8a9e\u300d\u8a2d\u5b9a<\/figcaption><\/figure>\n<p>\u300c<strong>\u6642\u523b\u3092\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3059\u308b<\/strong>\u300d\u3068\u300c<strong>\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u3092\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3059\u308b<\/strong>\u300d\u306e\u4e21\u65b9\u304c\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u3082\u3057\u304f\u306f\u3001\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u3092\u81ea\u5206\u3067\u8a2d\u5b9a\u3057\u3066\u3001\u300c<strong>\u65e5\u4ed8\u3068\u6642\u523b\u3092\u624b\u52d5\u3067\u8a2d\u5b9a\u3059\u308b<\/strong>\u300d\u3092\u9078\u629e\u3057\u3066\u3082OK\u3067\u3059\u3002<\/p>\n<figure>\n<p><figure style=\"width: 1092px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/sync-time.png\" alt=\"Windows\u3067\u6642\u523b\u3092\u540c\u671f\" width=\"1092\" height=\"557\"><figcaption class=\"wp-caption-text\">Windows\u3067\u6642\u523b\u3092\u8abf\u6574\u3059\u308b<\/figcaption><\/figure><\/figure>\n<p>macOS\u306e\u5834\u5408\u306f\u3001\u753b\u9762\u5de6\u4e0a\u306eApple\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u300c<strong>\u30b7\u30b9\u30c6\u30e0\u74b0\u5883\u8a2d\u5b9a<\/strong>\u300d\u3092\u958b\u304d\u307e\u3059\u3002\u300c<strong>\u65e5\u4ed8\u3068\u6642\u523b<\/strong>\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u300c<strong>\u65e5\u4ed8\u3068\u6642\u523b\u3092\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a<\/strong>\u300d\u306b\u30c1\u30a7\u30c3\u30af\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure>\n<figure style=\"width: 1326px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/mac-time-date.png\" alt=\"The Date and Time settings for macOS.\" width=\"1326\" height=\"1048\"><figcaption class=\"wp-caption-text\">macOS\u306e\u300c\u65e5\u4ed8\u3068\u6642\u523b\u300d\u8a2d\u5b9a<\/figcaption><\/figure>\n<p>.<\/figure>\n<p>\u65e5\u4ed8\u3068\u6642\u523b\u3092\u66f4\u65b0\u3057\u305f\u3089\u3001Chrome\u3067SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u8868\u793a\u3055\u308c\u305f\u30b5\u30a4\u30c8\u306b\u518d\u5ea6\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u554f\u984c\u304c\u89e3\u6c7a\u3057\u306a\u3044\u5834\u5408\u306f\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/how-to-clear-browser-cache\/#how-to-clear-browser-cache-for-google-chrome\">Chrome\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3068Cookie\u3092\u524a\u9664<\/a>\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u300c<strong>\u8a2d\u5b9a<\/strong>\u300d\uff1e\u300c<strong>\u95b2\u89a7\u5c65\u6b74\u30c7\u30fc\u30bf\u3092\u6d88\u53bb\u3059\u308b<\/strong>\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<p>\u3059\u308b\u3068\u3001\u6b21\u306b\u8868\u793a\u3055\u308c\u308b\u753b\u9762\u3067\u524a\u9664\u3059\u308b\u30c7\u30fc\u30bf\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002\u300c<strong>\u57fa\u672c<\/strong>\u300d\u8a2d\u5b9a\u3092\u9069\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u300c<strong>Cookie\u3068\u4ed6\u306e\u30b5\u30a4\u30c8\u30c7\u30fc\u30bf<\/strong>\u300d\u3068\u300c<strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u305f\u753b\u50cf\u3068\u30d5\u30a1\u30a4\u30eb<\/strong>\u300d\u3092\u9078\u629e\u3057\u3066\u3001\u300c<strong>\u30c7\u30fc\u30bf\u3092\u6d88\u53bb<\/strong>\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3002<\/p>\n<figure>\n<p><figure style=\"width: 988px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/clear-cache-cookies.png\" alt=\"Clearing the cache and cookies in Chrome.\" width=\"988\" height=\"526\"><figcaption class=\"wp-caption-text\">Chrome\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3068Cookie\u3092\u524a\u9664<\/figcaption><\/figure><\/figure>\n<p>\u5225\u306e\u65b9\u6cd5\u3068\u3057\u3066\u3001\u4f7f\u7528\u3057\u3066\u3044\u308b\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067SSL\u72b6\u614b\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002Windows\u3067\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u300c\u30b9\u30bf\u30fc\u30c8\u300d\uff1e\u300c<strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8 \u30aa\u30d7\u30b7\u30e7\u30f3<\/strong>\u300d\u3092\u958b\u304d\u307e\u3059\u3002\u300c<strong>\u30b3\u30f3\u30c6\u30f3\u30c4<\/strong>\u300d\u30bf\u30d6\u3092\u9078\u629e\u3057\u3066\u3001\u300c<strong>SSL\u72b6\u614b\u306e\u30af\u30ea\u30a2<\/strong>\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure>\n<figure style=\"width: 929px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/clear-ssl-slate.png\" alt=\"Clearing the SSL slate in Windows.\" width=\"929\" height=\"364\"><figcaption class=\"wp-caption-text\">Windows\u3067SSL\u72b6\u614b\u3092\u524a\u9664<\/figcaption><\/figure>\n<p>.<\/figure>\n<p>SSL\u72b6\u614b\u3092\u524a\u9664\u3059\u308b\u3068\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306b\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u8a3c\u660e\u66f8\u304c\u524a\u9664\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u3063\u3066\u3044\u308b\u30b5\u30a4\u30c8\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3059\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u3067\u8a3c\u660e\u66f8\u306e\u518d\u8a8d\u8a3c\u304c\u884c\u308f\u308c\u3001\u3053\u308c\u3067\u30a8\u30e9\u30fc\u304c\u89e3\u6c7a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>macOS\u306e\u5834\u5408\u306f\u3001SSL\u8a3c\u660e\u66f8\u306e\u524a\u9664\u65b9\u6cd5\u306f\u5c11\u3057\u7570\u306a\u308a\u307e\u3059\u3002\u300c<strong>\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3<\/strong>\u300d\uff1e\u300c<strong>\u30ad\u30fc\u30c1\u30a7\u30fc\u30f3\u30a2\u30af\u30bb\u30b9<\/strong>\u300d\u306b\u9032\u307f\u307e\u3059\u3002\u5de6\u5074\u306e\u30e1\u30cb\u30e5\u30fc\u306b\u3042\u308b\u300c<strong>\u30ad\u30fc\u30c1\u30a7\u30fc\u30f3<\/strong>\u300d\u306e\u300c<strong>\u30b7\u30b9\u30c6\u30e0<\/strong>\u300d\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u306b\u4fdd\u5b58\u3057\u3066\u3044\u308b\u3059\u3079\u3066\u306eSSL\u8a3c\u660e\u66f8\u306e\u6982\u8981\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<figure>\n<p><figure style=\"width: 1600px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/mac-keychain-certificates.png\" alt=\"Accessing the SSL slate for macOS.\" width=\"1600\" height=\"866\"><figcaption class=\"wp-caption-text\">macOS\u306eSSL\u72b6\u614b\u3092\u78ba\u8a8d<\/figcaption><\/figure><\/figure>\n<p>\u8a3c\u660e\u66f8\u3092\u500b\u5225\u306b\u9078\u629e\u3057\u3066\u524a\u9664\u3057\u307e\u3059\u3002\u307e\u305a\u306f\u8a72\u5f53\u3059\u308b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u8a3c\u660e\u66f8\u3092\u63a2\u3057\u3066\u3001\u524a\u9664\u3057\u307e\u3057\u3087\u3046\u3002\u305d\u306e\u5f8c\u3001\u30b5\u30a4\u30c8\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3057\u3066\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u89e3\u6c7a\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u3053\u308c\u3067\u3082\u30a8\u30e9\u30fc\u304c\u89e3\u6c7a\u3055\u308c\u306a\u3044\u5834\u5408\u306b\u306f\u3001\u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30bd\u30d5\u30c8\u3068<a href=\"https:\/\/kinsta.com\/jp\/blog\/what-is-a-firewall\/\">\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/a>\u3092\u4e00\u6642\u7684\u306b\u7121\u52b9\u5316\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30bd\u30d5\u30c8\u304cSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u306b\u306a\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u306f\u4f4e\u3044\u305f\u3081\u3001\u6700\u5f8c\u306e\u624b\u6bb5\u3068\u3057\u3066\u5b9f\u884c\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u3059\u3079\u3066\u306e\u89e3\u6c7a\u65b9\u6cd5\u3092\u884c\u3063\u3066\u3082\u30a8\u30e9\u30fc\u304c\u89e3\u6d88\u3055\u308c\u306a\u3044\u5834\u5408\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u306f\u30b5\u30fc\u30d0\u30fc\u5074\u306b\u3042\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002<\/p>\n<h3>2. Firefox\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/h3>\n<p>Firefox\u3067SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\u3082\u3001\u4ed6\u306e\u30d6\u30e9\u30a6\u30b6\u3068\u307b\u307c\u540c\u3058\u624b\u9806\u306b\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u64cd\u4f5c\u3092\u884c\u306a\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ol>\n<li>\u30b7\u30b9\u30c6\u30e0\u306e\u65e5\u4ed8\u3068\u6642\u523b\u3092\u78ba\u8a8d\u3057\u3066\u8abf\u6574<\/li>\n<li>\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306eSSL\u8a3c\u660e\u66f8\u3092\u524a\u9664<\/li>\n<\/ol>\n<p>\u3069\u3061\u3089\u3092\u884c\u3063\u3066\u3082\u89e3\u6c7a\u3057\u306a\u3044\u5834\u5408\u306f\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/how-to-clear-browser-cache\/#firefox\">Firefox\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3068Cookie\u3092\u524a\u9664<\/a>\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u300c<strong>\u30aa\u30d7\u30b7\u30e7\u30f3 <\/strong>\u300d\uff1e\u300c<strong>\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong>\u300d\u30bf\u30d6\u306b\u9032\u307f\u307e\u3059\u3002\u300c<strong>Cookie\u3068\u30b5\u30a4\u30c8\u30c7\u30fc\u30bf<\/strong>\u300d\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u3042\u308b\u300c<strong>\u30c7\u30fc\u30bf\u3092\u6d88\u53bb<\/strong>\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure>\n<p><figure id=\"align\" aria-describedby=\"caption-align\" style=\"width: 1061px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/clear-data-firefox.png\" alt=\"Clearing site data in Firefox.\" width=\"1061\" height=\"266\"><figcaption id=\"caption-align\" class=\"wp-caption-text\">Firefox\u3067\u30b5\u30a4\u30c8\u30c7\u30fc\u30bf\u3092\u524a\u9664<\/figcaption><\/figure><\/figure>\n<p>\u305d\u308c\u304b\u3089\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u307f\u3089\u308c\u308b\u30b5\u30a4\u30c8\u306b\u518d\u5ea6\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u30d6\u30e9\u30a6\u30b6\u304c\u63a5\u7d9a\u3092\u78ba\u7acb\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001<a href=\"https:\/\/support.mozilla.org\/en-US\/kb\/update-firefox-latest-release\" target=\"_blank\" rel=\"noopener noreferrer\">Firefox\u306e\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3<\/a>\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u3001\u66f4\u65b0\u3092\u884c\u306a\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>3. Safari\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/h3>\n<p>\u3053\u3053\u307e\u3067\u3001OS\u306b\u304b\u304b\u308f\u3089\u305a\u30d6\u30e9\u30a6\u30b6\u3067\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5\u3092\u898b\u3066\u304d\u307e\u3057\u305f\u3002Safari\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u3001<a href=\"#1-how-to-fix-the-ssl-connection-error-in-google-chrome\">Google Chrome<\/a>\u3068\u540c\u3058\u624b\u9806\u3067\u5bfe\u51e6\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ol>\n<li>\u30b7\u30b9\u30c6\u30e0\u306e\u65e5\u4ed8\u3068\u6642\u523b\u3092\u78ba\u8a8d\u3057\u3066\u8abf\u6574<\/li>\n<li>macOS\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3067SSL\u8a3c\u660e\u66f8\u3092\u524a\u9664<\/li>\n<\/ol>\n<p>\u3053\u308c\u3092\u884c\u3063\u3066\u3082\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u89e3\u6d88\u3055\u308c\u306a\u3044\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3067<a href=\"https:\/\/kinsta.com\/jp\/blog\/how-to-clear-browser-cache\/#how-to-clear-cache-for-safari\">Safari\u306eCookie\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u524a\u9664<\/a>\u3057\u3066\u304f\u3060\u3055\u3044\uff08iMac\u3001Macbook\u3001iPhone\u3001iPad\u5171\u901a\uff09\u3002<\/p>\n<ol>\n<li>Safari\u306e\u300c<strong>\u8a2d\u5b9a<\/strong>\u300d\u3092\u958b\u304f<\/li>\n<li>\u300c<strong>\u5c65\u6b74\u3092\u6d88\u53bb<\/strong>\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ol>\n<p>\u305d\u306e\u5f8c\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u898b\u3089\u308c\u305f\u30b5\u30a4\u30c8\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u304c\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u8a2d\u5b9a\u306b\u306a\u3044\u9650\u308a\u3001\u30a8\u30e9\u30fc\u304c\u89e3\u6d88\u3055\u308c\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<h3>4. iPhone\u3068iPad\u3067\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/h3>\n<p>iPhone\u3084iPad\u3067SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\u306f\u3001macOS\u3068\u540c\u3058\u3067\u3059\u3002\u307e\u305a\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u65e5\u4ed8\u3068\u6642\u523b\u304c\u540c\u671f\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3002\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u300c<strong>\u8a2d\u5b9a<\/strong>\u300d\uff1e\u300c<strong>\u4e00\u822c<\/strong>\u300d\uff1e\u300c<strong>\u65e5\u4ed8\u3068\u6642\u523b<\/strong>\u300d\u306b\u9032\u3080<\/li>\n<li>\u300c<strong>\u81ea\u52d5\u8a2d\u5b9a<\/strong>\u300d\u304c\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\uff08\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u30aa\u30f3\uff09<\/li>\n<li>\u300c<strong>\u6642\u9593\u5e2f<\/strong>\u300d\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d<\/li>\n<\/ol>\n<p>\u65e5\u4ed8\u3068\u6642\u523b\u306e\u8a2d\u5b9a\u3092\u66f4\u65b0\u3057\u305f\u3089\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/how-to-clear-browser-cache\/\">\u30d6\u30e9\u30a6\u30b6\u306eCookie\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u524a\u9664<\/a>\u306b\u9032\u307f\u307e\u3059\u3002\u300c<strong>\u8a2d\u5b9a<\/strong>\u300d\uff1e\u300c<strong>Safari<\/strong>\u300d\uff1e\u300c<strong>\u5c65\u6b74\u3068Web\u30b5\u30a4\u30c8\u30c7\u30fc\u30bf\u3092\u6d88\u53bb\u300d<\/strong>\u3092\u30bf\u30c3\u30d7\u3059\u308c\u3070\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n<figure>\n<p><figure style=\"width: 750px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/ios-clear-safari.jpeg\" alt=\"Clearing Safari browsing data on iOS.\" width=\"750\" height=\"802\"><figcaption class=\"wp-caption-text\">iOS\u3067Safari\u306e\u95b2\u89a7\u30c7\u30fc\u30bf\u3092\u524a\u9664<\/figcaption><\/figure><\/figure>\n<p>iOS\u30c7\u30d0\u30a4\u30b9\u306b\u5225\u306e\u30d6\u30e9\u30a6\u30b6\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3044\u308b\u5834\u5408\u3067\u3082\u3001\u540c\u69d8\u306e\u624b\u9806\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001iOS\u306e\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u3001iPhone\u3084iPad\u3067SSL\u8a3c\u660e\u66f8\u3092\u524a\u9664\u3059\u308b\u6a5f\u80fd\u304c\u5ec3\u6b62\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4e0a\u8a18\u306e\u3059\u3079\u3066\u306e\u64cd\u4f5c\u3092\u884c\u3063\u3066\u3082\u30a8\u30e9\u30fc\u304c\u89e3\u6c7a\u3055\u308c\u306a\u3044\u5834\u5408\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u306b\u554f\u984c\u304c\u3042\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>5. Android\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/h3>\n<p>Android\u3067\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\u306f\u3001\u6bd4\u8f03\u7684\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002\u307e\u305a\u306f\u3001\u540c\u69d8\u306b\u65e5\u4ed8\u3068\u6642\u523b\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u300c<strong>\u8a2d\u5b9a<\/strong>\u300d\u30a2\u30d7\u30ea\u3092\u958b\u3044\u3066\u300c<strong>\u4e00\u822c\u7ba1\u7406<\/strong>\u300d\uff1e\u300c<strong>\u65e5\u4ed8\u3068\u6642\u523b<\/strong>\u300d\u306b\u9032\u307f\u3001\u300c<strong>\u81ea\u52d5\u65e5\u6642\u8a2d\u5b9a<\/strong>\u300d\u304c\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure>\n<p><figure style=\"width: 1080px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2021\/05\/date-time-android.jpg\" alt=\"Updating the date and time settings in Android.\" width=\"1080\" height=\"799\"><figcaption class=\"wp-caption-text\">Android\u3067\u65e5\u4ed8\u3068\u6642\u523b\u306e\u8a2d\u5b9a\u3092\u66f4\u65b0<\/figcaption><\/figure><\/figure>\n<p>iOS\u3068\u540c\u69d8\u3001Android\u306b\u3082SSL\u72b6\u614b\u306e\u524a\u9664\u3084\u3001\u8a3c\u660e\u66f8\u306e\u524a\u9664\u3092\u884c\u3046\u6a5f\u80fd\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u65e5\u4ed8\u3068\u6642\u523b\u306e\u8a2d\u5b9a\u4ee5\u5916\u306b\u3067\u304d\u308b\u3053\u3068\u306f\u3001Chrome\u306e\u95b2\u89a7\u30c7\u30fc\u30bf\u306e\u524a\u9664\u3060\u3051\u3067\u3059\u3002<\/p>\n<ol>\n<li>Chrome\u30d6\u30e9\u30a6\u30b6\u3067\u300c<strong>\u8a2d\u5b9a<\/strong>\u300d\u3092\u958b\u304f<\/li>\n<li>\u300c<strong>\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong>\u300d\u3092\u9078\u629e<\/li>\n<li>\u300c<strong>\u95b2\u89a7\u5c65\u6b74\u30c7\u30fc\u30bf\u306e\u524a\u9664<\/strong>\u300d\u3092\u30bf\u30c3\u30d7<\/li>\n<li>\u30d6\u30e9\u30a6\u30b6\u306e\u300c<strong>Cookie\u3068\u30b5\u30a4\u30c8\u30c7\u30fc\u30bf<\/strong>\u300d\u3068\u300c<strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u305f\u753b\u50cf\u3068\u30d5\u30a1\u30a4\u30eb<\/strong>\u300d\u3092\u9078\u629e\u3057\u3066\u300c<strong>\u30c7\u30fc\u30bf\u3092\u524a\u9664<\/strong>\u300d\u3092\u30bf\u30c3\u30d7<\/li>\n<\/ol>\n<p>Chrome\u306e\u30b5\u30a4\u30c8\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3057\u305f\u5f8c\u306f\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u7d9a\u3044\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u3082\u3057\u89e3\u6d88\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u8a2d\u5b9a\u306b\u554f\u984c\u304c\u3042\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002<\/p>\n<h3>6. Facebook\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/h3>\n<p>Facebook\u3067SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u3063\u305f\u5834\u5408\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u3067\u306f\u306a\u304f\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u306e\u8a2d\u5b9a\u306b\u554f\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u89e3\u6c7a\u7b56\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u64cd\u4f5c\u3092\u884c\u306a\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528\u3057\u3066\u3044\u308b\u30c7\u30d0\u30a4\u30b9\u306e\u65e5\u4ed8\u3068\u6642\u523b\u306e\u8a2d\u5b9a\u3092\u8abf\u6574<\/li>\n<li>\u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3068Cookie\u3092\u524a\u9664<\/li>\n<li>OS\u306eSSL\u72b6\u614b\u307e\u305f\u306fFacebook\u7528\u306e\u8a3c\u660e\u66f8\u3092\u524a\u9664<\/li>\n<\/ol>\n<p>Windows\u3068macOS\u306e\u65e5\u4ed8\u3068\u6642\u523b\u306e\u8a2d\u5b9a\u3092\u8abf\u6574\u3059\u308b\u65b9\u6cd5\u306f\u3001<a href=\"#1-how-to-fix-the-ssl-connection-error-in-google-chrome\">\u524d\u8ff0\u306eGoogle Chrome\u30bb\u30af\u30b7\u30e7\u30f3<\/a>\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002Chrome\u3001Firefox\u3001Safari\u3067\u306eCookie\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u524a\u9664\u3059\u308b\u624b\u9806\u3082\u305d\u308c\u305e\u308c\u524d\u8ff0\u306e\u624b\u9806\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>7. Gmail\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/h3>\n<p>\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u3092\u4f7f\u3063\u3066<a href=\"https:\/\/kinsta.com\/jp\/blog\/gmail-add-ons\/\">Gmail<\/a>\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5834\u5408\u306f\u3001\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001Chrome\u3001Firefox\u3001Safari\u3067Gmail\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u64cd\u4f5c\u3092\u884c\u306a\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528\u3057\u3066\u3044\u308b\u30c7\u30d0\u30a4\u30b9\u306e\u65e5\u4ed8\u3068\u6642\u523b\u306e\u8a2d\u5b9a\u3092\u8abf\u6574\uff08\u624b\u9806\u306f<a href=\"#1-how-to-fix-the-ssl-connection-error-in-google-chrome\">Google Chrome<\/a>\u30bb\u30af\u30b7\u30e7\u30f3\u53c2\u7167\uff09<\/li>\n<li>\u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3068Cookie\u3092\u524a\u9664<\/li>\n<li>OS\u306eSSL\u72b6\u614b\u307e\u305f\u306f\u8a3c\u660e\u66f8\u3092\u524a\u9664<\/li>\n<\/ol>\n<p>\u4e0a\u8a18\u3092\u884c\u3063\u3066\u3082\u89e3\u6c7a\u3057\u306a\u3044\u5834\u5408\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u4e00\u6642\u7684\u306b\u7121\u52b9\u5316\u3059\u308b\u304b\u3001\u30d6\u30e9\u30a6\u30b6\u3092\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u66f4\u65b0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u306e\u9593\u306f\u3001Gmail\u306e\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>8. YouTube\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc<\/h3>\n<p><a href=\"https:\/\/kinsta.com\/blog\/youtube-stats\/\">YouTube<\/a>\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306f\u3001OS\u3084\u30d6\u30e9\u30a6\u30b6\u306e\u30ed\u30fc\u30ab\u30eb\u8a2d\u5b9a\u306b\u8d77\u56e0\u3057\u3066\u3044\u308b\u5834\u5408\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u64cd\u4f5c\u3092\u884c\u306a\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528\u3057\u3066\u3044\u308b\u30c7\u30d0\u30a4\u30b9\u306e\u65e5\u4ed8\u3068\u6642\u523b\u306e\u8a2d\u5b9a\u3092\u8abf\u6574\uff08\u624b\u9806\u306f<a href=\"#1-how-to-fix-the-ssl-connection-error-in-google-chrome\">Google Chrome<\/a>\u30bb\u30af\u30b7\u30e7\u30f3\u53c2\u7167\uff09<\/li>\n<li>\u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3068Cookie\u3092\u524a\u9664<\/li>\n<li>OS\u306eSSL\u72b6\u614b\u307e\u305f\u306f\u8a3c\u660e\u66f8\u3092\u524a\u9664<\/li>\n<\/ol>\n<p>Chrome\u3001Firefox\u3001Safari\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3068Cookie\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5\u306f\u3001\u3053\u306e\u8a18\u4e8b\u306e\u524d\u534a\u3067\u3054\u8aac\u660e\u3057\u307e\u3057\u305f\u3002SSL\u72b6\u614b\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3082\u3001Google Chrome\u3068Safari\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u305d\u308c\u305e\u308c\u624b\u9806\u3092\u3054\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<h2>\u307e\u3068\u3081<\/h2>\n<p>SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306b\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u554f\u984c\u306e\u5834\u5408\u306f\u3001\u57fa\u672c\u7684\u306b\u30b5\u30a4\u30c8\u6240\u6709\u8005\u304c\u89e3\u6c7a\u3057\u3066\u304f\u308c\u308b\u306e\u3092\u5f85\u3064\u304b\u3001\u5b89\u5168\u3067\u306a\u3044\u63a5\u7d9a\u3067\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u3092\u7d9a\u3051\u308b\u4ee5\u5916\u306b\u9078\u629e\u80a2\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u306e\u8a2d\u5b9a\u3092\u898b\u76f4\u3059\u3053\u3068\u3067\u3001\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3067\u304d\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u6642\u523b\u3068\u65e5\u4ed8\u306e\u8a2d\u5b9a\u3092\u8abf\u6574\u3059\u308b<\/li>\n<li>\u30d6\u30e9\u30a6\u30b6\u306eCookie\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u524a\u9664\u3059\u308b<\/li>\n<li>OS\u306eSSL\u72b6\u614b\uff08\u8a3c\u660e\u66f8\uff09\u3092\u524a\u9664\u3059\u308b<\/li>\n<\/ol>\n<p><em>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3067SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u306f\u8d77\u3053\u3063\u3066\u3044\u307e\u305b\u3093\u304b\uff1f\u4ee5\u4e0b\u306e\u30b3\u30e1\u30f3\u30c8\u6b04\u3067\u305c\u3072\u304a\u77e5\u3089\u305b\u304f\u3060\u3055\u3044\u3002Kinsta\u3092\u3054\u5229\u7528\u306e\u5834\u5408\u306f\u3001Kinsta\u306e\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8\u307e\u3067\u3054\u9023\u7d61\u3044\u305f\u3060\u3051\u307e\u3057\u305f\u3089\u3001\u79c1\u305f\u3061\u304c\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3044\u307e\u3059\u3002<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\u3067\u306f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306eSSL\uff08\u30bb\u30ad\u30e5\u30a2\u30fb\u30bd\u30b1\u30c3\u30c4\u30fb &#8230;<\/p>\n","protected":false},"author":117,"featured_media":37113,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kinsta_gated_content":false,"_kinsta_gated_content_redirect":"","footnotes":""},"tags":[42,582],"topic":[754,769,821],"class_list":["post-37112","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","tag-https","tag-ssl-error","topic-chrome-errors","topic-firefox-errors","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>SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\uff08\u30d6\u30e9\u30a6\u30b6\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u5225\uff09<\/title>\n<meta name=\"description\" content=\"\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u69d8\u3005\u306a\u30d6\u30e9\u30a6\u30b6\u3001OS\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u306eSSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u89e3\u6c7a\u65b9\u6cd5\u30928\u3064\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:\/\/kinsta.com\/jp\/blog\/ssl-connection-error\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SSL\u63a5\u7d9a\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\uff08\u30d6\u30e9\u30a6\u30b6\u3001\u7aef\u672b\u3001\u30b5\u30a4\u30c8\u5225\uff09\" \/>\n<meta property=\"og:description\" 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