{"id":3352,"date":"2026-07-05T11:25:30","date_gmt":"2026-07-05T02:25:30","guid":{"rendered":"https:\/\/hatter.jp\/nico\/?p=3352"},"modified":"2026-07-07T13:14:52","modified_gmt":"2026-07-07T04:14:52","slug":"ssl_error_ech_retry_without_ech","status":"publish","type":"post","link":"https:\/\/hatter.jp\/nico\/2026\/07\/05\/ssl_error_ech_retry_without_ech\/","title":{"rendered":"Firefox\u3067\u81ea\u30b5\u30a4\u30c8\u306b\u300cSSL_ERROR_ECH_RETRY_WITHOUT_ECH\u300d\u304c\u51fa\u308b"},"content":{"rendered":"\n<div class=\"wp-block-group is-content-justification-right is-nowrap is-layout-flex wp-container-core-group-is-layout-3e2b038e wp-block-group-is-layout-flex\">\n<p class=\"has-small-font-size wp-block-paragraph\">\u6240\u8981\u6642\u9593<\/p>\n\n\n<div class=\"wp-block-post-time-to-read has-small-font-size\">2\u301c3\u5206<\/div>\n\n<div class=\"wp-block-post-time-to-read has-small-font-size\">498\u6587\u5b57<\/div><\/div>\n\n\n\n<pre class=\"wp-block-code\"><code>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9: SSL_ERROR_ECH_RETRY_WITHOUT_ECH<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Firefox\u3092\u4f7f\u3063\u3066\u3044\u308b\u304c\u3001\u307e\u308c\u306b\u3053\u306e\u30a8\u30e9\u30fc\u304c\u51fa\u3066\u81ea\u30b5\u30a4\u30c8\u306e\u7ba1\u7406\u753b\u9762\u306b\u5165\u308c\u306a\u3044\u3053\u3068\u304c\u3042\u3063\u305f\u3002\u4ed6\u30b5\u30a4\u30c8\u3067\u3082\u4f55\u5ea6\u304b\u7d4c\u9a13\u3057\u305f\u3002\u3068\u306f\u8a00\u3063\u3066\u3082\u30ea\u30ed\u30fc\u30c9\u3059\u308b\u3068\u666e\u901a\u306b\u5165\u308c\u308b\u306e\u3067\u6df1\u523b\u306a\u8a71\u3067\u3082\u306a\u3055\u305d\u3046\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"752\" height=\"227\" src=\"https:\/\/hatter.jp\/nico\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-05-001058.png\" alt=\"\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9: SSL_ERROR_ECH_RETRY_WITHOUT_ECH\" class=\"wp-image-3354\" style=\"border-width:2px;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-left-radius:0px;border-bottom-right-radius:0px\" srcset=\"https:\/\/hatter.jp\/nico\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-05-001058.png 752w, https:\/\/hatter.jp\/nico\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-05-001058-300x91.png 300w\" sizes=\"auto, (max-width: 752px) 100vw, 752px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ad\u30c4\u30cd\u306e\u56f0\u3063\u305f\u9854\u304c\u304b\u308f\u3044\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u601d\u3044\u5f53\u305f\u308b\u7bc0\u306f\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u73fe\u8c61\u306fDNS\u30b5\u30fc\u30d0\u30fc\u3092Cloudflare\u306b\u79fb\u3059\u307e\u3067\u306f\u8d77\u304d\u3066\u3044\u306a\u304b\u3063\u305f\u3068\u601d\u3046\u3002<a href=\"https:\/\/www.askvg.com\/fix-ssl-error-ech-retry-without-ech-issue-in-mozilla-firefox\">\u53c2\u8003\u306b\u3057\u305f\u30da\u30fc\u30b8<\/a>\u3067\u3082Cloudflare\u3068\u3053\u306e\u30a8\u30e9\u30fc\u306e\u95a2\u9023\u304c\u6307\u6458\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3068\u308a\u3042\u3048\u305aECH\u3092\u7121\u52b9\u306b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ECH\u306fEncrypted Client Hello\u306e\u3053\u3068\u3067TLS\u63a5\u7d9a\u6642\u306b\u63a5\u7d9a\u5148\u306e\u60c5\u5831\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3089\u3057\u3044\u304c\u3001\u7121\u52b9\u306b\u3057\u305f\u3068\u3057\u3066\u3082\u30b5\u30a4\u30c8\u904b\u55b6\u4e0a\u306f\u5927\u304d\u306a\u652f\u969c\u306f\u306a\u3055\u305d\u3046\u306a\u306e\u3067\u5207\u308a\u5206\u3051\u3068\u3057\u3066\u7121\u52b9\u5316\u3059\u308b\u3053\u3068\u306b\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cloudflare\u306e\u30b5\u30dd\u30fc\u30c8AI\u306b\u300cECH\u304c\u6709\u52b9\u306a\u3089\u7121\u52b9\u306b\u3057\u305f\u3044\u300d\u3068\u76f4\u63a5\u304a\u9858\u3044\u3057\u3066\u5b8c\u4e86\u3002AI\u306b\u983c\u3080\u3060\u3051\u3067\u3059\u3080\u306e\u306f\u7d20\u6674\u3089\u3057\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u53c2\u8003\u8cc7\u6599<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.askvg.com\/fix-ssl-error-ech-retry-without-ech-issue-in-mozilla-firefox\">Fix SSL_ERROR_ECH_RETRY_WITHOUT_ECH Issue in Mozilla Firefox<\/a> by <a href=\"https:\/\/www.askvg.com\/about\/\">Vishal Gupta<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6240\u8981\u6642\u9593 Firefox\u3092\u4f7f\u3063\u3066\u3044\u308b\u304c\u3001\u307e\u308c\u306b\u3053\u306e\u30a8\u30e9\u30fc\u304c\u51fa\u3066\u81ea\u30b5\u30a4\u30c8\u306e\u7ba1\u7406\u753b\u9762\u306b\u5165\u308c\u306a\u3044\u3053\u3068\u304c\u3042\u3063\u305f\u3002\u4ed6\u30b5\u30a4\u30c8\u3067\u3082\u4f55\u5ea6\u304b\u7d4c\u9a13\u3057\u305f\u3002\u3068\u306f\u8a00\u3063\u3066\u3082\u30ea\u30ed\u30fc\u30c9\u3059\u308b\u3068\u666e\u901a\u306b\u5165\u308c\u308b\u306e\u3067\u6df1\u523b\u306a\u8a71\u3067\u3082\u306a\u3055\u305d\u3046\u3002 \u30ad\u30c4\u30cd\u306e\u56f0\u3063\u305f\u9854\u304c\u304b\u308f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[112,113,43],"class_list":["post-3352","post","type-post","status-publish","format-standard","hentry","category-21","tag-112","tag-cloudflare","tag-43"],"_links":{"self":[{"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/posts\/3352","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/comments?post=3352"}],"version-history":[{"count":14,"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/posts\/3352\/revisions"}],"predecessor-version":[{"id":3376,"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/posts\/3352\/revisions\/3376"}],"wp:attachment":[{"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/media?parent=3352"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/categories?post=3352"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hatter.jp\/nico\/wp-json\/wp\/v2\/tags?post=3352"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}