{"id":57622,"date":"2025-03-29T19:01:47","date_gmt":"2025-03-29T11:01:47","guid":{"rendered":"https:\/\/www.crazydomains.com\/learn\/?p=57622"},"modified":"2025-04-01T19:05:43","modified_gmt":"2025-04-01T11:05:43","slug":"err_ssl_version_or_cipher_mismatch","status":"publish","type":"post","link":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/","title":{"rendered":"Understanding ERR_SSL_VERSION_OR_CIPHER_MISMATCH: Causes and Solutions"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td>The ERR_SSL_VERSION_OR_CIPHER_MISMATCH error occurs when a browser fails to establish a secure connection due to outdated SSL\/TLS protocols, misconfigured SSL certificates, unsupported cipher suites, or security software interference. Fixes include updating SSL certificates, enabling TLS 1.2\/1.3, clearing caches, adjusting security settings, and ensuring proper server configurations for secure browsing.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Have you ever\u00a0encountered theERR_SSL_VERSION_OR_CIPHER_MISMATCH\u00a0error? This error occurs when the browser cannot connect to a website securely\u00a0due to incompatible SSL\/TLS versions or unsupported cipher suites.<\/p>\n<p>As a result, an online user\u2002cannot transport encrypted data between the browser and the server.<\/p>\n<p>The\u00a0<a href=\"https:\/\/www.crazydomains.com.au\/ssl-certificates\/\" target=\"_blank\" rel=\"noopener\">SSL\/TLS protocol<\/a>\u00a0helps encrypt data\u2002from the web server to the web browser, ensuring that websites are protected from cyberattacks. Modern browsers will refuse the connection if a site\u2019s SSL configuration is outdated or misconfigured, taking no chances with your\u2002security.<\/p>\n<p>This article covers the common reasons and step-by-step process for troubleshooting fixes to enable restoring a prosperous, secure connection.<\/p>\n<h2><strong data-start=\"4\" data-end=\"59\">Common Causes of ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong><\/h2>\n<p data-start=\"63\" data-end=\"237\">The ERR_SSL_VERSION_OR_CIPHER_MISMATCH error is displayed when the\u00a0<a href=\"https:\/\/medium.com\/@linuxlearninghub\/what-is-ssl-tls-and-how-does-it-works-3d0c9149bb31\" target=\"_blank\" rel=\"noopener\">SSL\/TLS<\/a>\u00a0settings of a website are incompatible with the browser or system. Here are the reasons that may lead to this situation:<\/p>\n<ul data-start=\"239\" data-end=\"1257\">\n<li data-start=\"239\" data-end=\"448\">\n<p data-start=\"241\" data-end=\"448\"><strong data-start=\"241\" data-end=\"272\">Outdated SSL\/TLS Protocols:<\/strong>\u00a0Due to security risks, modern\u00a0<strong>b<\/strong>rowsers no longer support older versions like SSL 3.0 and TLS 1.0. Websites need to be upgraded to TLS 1.2 or 1.3 in order to be compliant.<\/p>\n<\/li>\n<li data-start=\"450\" data-end=\"632\">\n<p data-start=\"452\" data-end=\"632\"><strong data-start=\"452\" data-end=\"486\">Misconfigured SSL Certificate:<\/strong>\u00a0Browsers may reject the connection if an SSL certificate is expired, issued incorrectly, or not from a trusted\u00a0Certificate Authority (CA).<\/p>\n<\/li>\n<li data-start=\"634\" data-end=\"789\">\n<p data-start=\"636\" data-end=\"789\"><strong data-start=\"636\" data-end=\"666\">Unsupported Cipher Suites:<\/strong> Websites using weak encryption algorithms experience connection issues because browsers no longer recognise them.<\/p>\n<\/li>\n<li data-start=\"791\" data-end=\"947\">\n<p data-start=\"793\" data-end=\"947\"><strong data-start=\"793\" data-end=\"845\">HSTS (HTTP Strict Transport Security) Conflicts:<\/strong>\u00a0HSTS forces secure connections. If a site\u2019s SSL setup is incorrect, HSTS may block access entirely.<\/p>\n<\/li>\n<li data-start=\"791\" data-end=\"947\"><strong>Firewall or Antivirus Interference:\u00a0<\/strong>A few security tools mistake SSL connections for threats, blocking them and preventing the connection through the browser.<\/li>\n<li data-start=\"791\" data-end=\"947\"><strong>Browser or System Compatibility Failure:<\/strong>\u00a0Older operating systems and browsers do not have support for updated SSL\/TLS protocols and trigger security errors.<\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td><strong>Read More:\u00a0<\/strong><a href=\"https:\/\/www.crazydomains.com.au\/learn\/enhance-website-security\/\" target=\"_blank\" rel=\"noopener\">10 Steps to Enhance Your Website Security<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong>How to Resolve the ERR_SSL_VERSION_OR_CIPHER_MISMATCH?<\/strong><\/h2>\n<p data-start=\"57\" data-end=\"176\">If you encounter the\u00a0<strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>\u00a0error, the following steps will help you restore the secure connection:<\/p>\n<h3 data-start=\"183\" data-end=\"233\"><strong data-start=\"187\" data-end=\"231\">1. Check Your SSL Certificate\u00a0<\/strong><\/h3>\n<p>The\u2002error can be triggered by a misconfigured or expired SSL certificate. Check that your certificate is valid, properly installed, and signed by\u2002a trusted Certificate Authority (CA).<\/p>\n<ul>\n<li>Use tools such as SSL Labs\u2019 SSL Test\u2002to validate your certificate\u2019s health.<\/li>\n<li>When doing so, watch out for errors in certificate expiration and mismatches with a domain name or encryption level.<\/li>\n<li>If required, get your SSL certificate renewed immediately so a secure connection can be reestablished.<\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td><em><strong>Pro tip:\u00a0<\/strong>Google Chrome verifies the validity of SSL by checking CT (Certificate Transparency). Therefore, ensure your certificate is logged with a CT-compliant Certificate Authority (CA). This will help you avoid browser warnings.<\/em><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 data-start=\"737\" data-end=\"801\"><strong data-start=\"741\" data-end=\"799\">2. Update Your Browser and Operating System\u00a0<\/strong><\/h3>\n<p>The\u2002most common cause of SSL errors is that many new TLS protocols and\u00a0<a href=\"https:\/\/medium.com\/@jpmehtaworld\/what-are-ssl-cipher-suites-33390a9a8385\" target=\"_blank\" rel=\"noopener\">cipher suites<\/a>\u00a0will not be supported in older versions of browsers and operating systems.<\/p>\n<ul>\n<li>Verify if you are on the latest version of the\u2002browser, Chrome, Firefox, Edge, or Safari.<\/li>\n<li>Run update check on Windows, macOS\u2002or Linux.<\/li>\n<li>If you use an outdated operating system (such as Windows XP or\u2002macOS older than Catalina), you must upgrade for better security.<\/li>\n<\/ul>\n<h3 data-start=\"1257\" data-end=\"1326\"><strong data-start=\"1261\" data-end=\"1324\">3. Enable TLS 1.2 or TLS 1.3 in Browser Settings\u00a0<\/strong><\/h3>\n<p data-start=\"1327\" data-end=\"1422\">Some websites still rely on older TLS versions, which may not be enabled in your browser.<\/p>\n<p data-start=\"1463\" data-end=\"1480\"><strong data-start=\"1463\" data-end=\"1478\">For Chrome:<\/strong><\/p>\n<ol data-start=\"1481\" data-end=\"1582\">\n<li data-start=\"1481\" data-end=\"1527\">Type chrome:\/\/flags in the address bar.<\/li>\n<li data-start=\"1528\" data-end=\"1582\">Search for TLS and enable the latest version.<\/li>\n<\/ol>\n<p data-start=\"1584\" data-end=\"1602\"><strong data-start=\"1584\" data-end=\"1600\">For Firefox:<\/strong><\/p>\n<ol data-start=\"1603\" data-end=\"1736\">\n<li data-start=\"1603\" data-end=\"1647\">Type about: config in the address bar.<\/li>\n<li data-start=\"1648\" data-end=\"1736\">Search for security.tls.version and adjust the settings to TLS 1.2 or higher.<\/li>\n<\/ol>\n<p data-start=\"1738\" data-end=\"1796\">Restart your browser and check if the issue is resolved.<\/p>\n<h3 data-start=\"1803\" data-end=\"1860\"><strong data-start=\"1807\" data-end=\"1858\">4. Clear SSL Cache and Browser Cache\u00a0<\/strong><\/h3>\n<p data-start=\"1861\" data-end=\"1940\">A corrupt SSL cache or outdated browser cache can prevent secure connections.<\/p>\n<ul data-start=\"1970\" data-end=\"2121\">\n<li data-start=\"1970\" data-end=\"2041\"><strong data-start=\"1972\" data-end=\"1984\">Windows:<\/strong>\u00a0Open Internet Options &gt; Content &gt; Clear SSL State.<\/li>\n<li data-start=\"2042\" data-end=\"2121\"><strong data-start=\"2044\" data-end=\"2052\">Mac:<\/strong>\u00a0Restart your browser after clearing the cache via\u00a0System Settings.<\/li>\n<\/ul>\n<p data-start=\"2123\" data-end=\"2234\">Clearing the cache ensures your browser loads the most recent SSL configurations, reducing connection errors.<\/p>\n<h3 data-start=\"2241\" data-end=\"2306\"><strong data-start=\"2245\" data-end=\"2304\">5. Disable Antivirus or Firewall Temporarily\u00a0<\/strong><\/h3>\n<p data-start=\"2307\" data-end=\"2397\">Some security software mistakenly blocks\u00a0SSL connections, leading to browser errors.<\/p>\n<ul data-start=\"2424\" data-end=\"2629\">\n<li data-start=\"2424\" data-end=\"2470\">Open your<strong>\u00a0<\/strong>antivirus\/firewall settings.<\/li>\n<li data-start=\"2471\" data-end=\"2545\">Temporarily disable real-time protection and check the connection.<\/li>\n<li data-start=\"2546\" data-end=\"2629\">If the error disappears, whitelist the affected website to allow secure access.<\/li>\n<\/ul>\n<p data-start=\"2631\" data-end=\"2688\">Re-enable your security software after troubleshooting.<\/p>\n<h3 data-start=\"2695\" data-end=\"2745\"><strong data-start=\"2699\" data-end=\"2743\">6. Check Server Configuration\u00a0\u00a0<\/strong><\/h3>\n<p>If you own the site, configure your server to support modern\u2002TLS protocols and cipher suites.<\/p>\n<ul>\n<li>Look up TLS settings in your web hosting provider&#8217;s control\u2002panel.<\/li>\n<li>Use TLS\u20021.2 or TLS 1.3\u00a0if available.<\/li>\n<li>SSL testing tools such as\u2002Qualys SSL Labs help identify mismatches in protocols.<\/li>\n<\/ul>\n<p>Proper SSL\/TLS configurations ensure a safe and smooth browsing experience.<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"><em><strong>Pro tip:<\/strong>\u00a0Websites running under protocols HTTP\/2 or HTTP\/3 can experience advantageous effects, including swift page loading, high-security standards, and the ability to interoperate with modern-day browsers.\u00a0If enabled in server settings, these security features complement performance.<\/em><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table style=\"font-size: 16px; font-style: normal;\">\n<tbody>\n<tr>\n<td><strong>Read More:\u00a0<\/strong><a href=\"https:\/\/www.crazydomains.com\/learn\/web-hosting-facts\/?_gl=1*i34bb9*_gcl_au*MTk1OTUxNzczMS4xNzQzMzYyOTMx*_ga*MTc2OTk2MzU0Ny4xNzQzMzYyOTMx*_ga_STPSJPGN69*MTc0MzM3MjU0Mi4yLjEuMTc0MzM3MjU4OC4xNC4wLjA.\" target=\"_blank\" rel=\"noopener\">9 Facts You Need to Consider Before Getting Web Hosting<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 data-start=\"0\" data-end=\"47\"><strong data-start=\"4\" data-end=\"45\">When to Contact Your Hosting Provider<\/strong><\/h2>\n<p>If troubleshooting steps do not\u2002fix the\u00a0ERR_SSL_VERSION_OR_CIPHER_MISMATCH\u00a0error, the problem may be server-side. This may be due to a misconfigured SSL certificate, unsupported cipher\u2002suites or outdated TLS versions.<\/p>\n<ul>\n<li>Check with your hosting provider to ensure that the correct SSL certificate is in place and configured correctly.<\/li>\n<li>Make sure that the server uses modern TLS protocols (TLS 1.2 or 1.3)\u2002and secure cipher suites.<\/li>\n<li>Some service providers provide automatic installation and updates of SSL, thereby mitigating concerns over compatibility.<\/li>\n<li data-start=\"691\" data-end=\"849\">If your current SSL certificate is\u00a0untrustworthy or outdated, upgrading to a\u00a0premium certificate can improve security and browser compatibility.<\/li>\n<\/ul>\n<h2 data-start=\"0\" data-end=\"59\"><strong data-start=\"4\" data-end=\"57\">Final Thoughts<\/strong><\/h2>\n<p>To resolve the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error, it is essential to fix SSL\u2002certificate problems, upgrade TLS settings, and verify compatibility with modern encryption protocols. Regular renewal of SSL Certificates,\u2002enabling TLS 1.2 or 1.3 and checking server configurations for issues to protect against such errors in future.<\/p>\n<p data-start=\"386\" data-end=\"611\">Proactive SSL maintenance ensures seamless access to websites while enhancing security and trust. Businesses must prioritise reliable hosting solutions with automated SSL updates to avoid unexpected disruptions.<\/p>\n<p data-start=\"613\" data-end=\"769\" data-is-last-node=\"\" data-is-only-node=\"\">For a secure and hassle-free browsing experience, ensure seamless SSL security with\u00a0<a href=\"https:\/\/www.crazydomains.au\/learn\/\" target=\"_blank\" rel=\"noopener\">Crazy Domains<\/a>\u2019 reliable hosting solutions.\u00a0<a href=\"https:\/\/www.crazydomains.com.au\/packages\/\" target=\"_blank\" rel=\"noopener\">Get started<\/a>\u00a0today!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The ERR_SSL_VERSION_OR_CIPHER_MISMATCH error occurs when a browser fails to establish a secure connection due to outdated SSL\/TLS protocols, misconfigured SSL certificates, unsupported cipher suites, or security software interference. Fixes include updating SSL certificates, enabling TLS 1.2\/1.3, clearing caches, adjusting security settings, and ensuring proper server configurations for secure browsing. Have you ever\u00a0encountered theERR_SSL_VERSION_OR_CIPHER_MISMATCH\u00a0error? This error [&hellip;]<\/p>\n","protected":false},"author":1537,"featured_media":57627,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8694],"tags":[],"coauthors":[8037],"class_list":["post-57622","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-security"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/title>\n<meta name=\"description\" content=\"Learn how to fix the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error with step-by-step solutions. Ensure secure browsing with SSL and TLS updates.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH\" \/>\n<meta property=\"og:description\" content=\"Learn how to fix the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error with step-by-step solutions. Ensure secure browsing with SSL and TLS updates.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/\" \/>\n<meta property=\"og:site_name\" content=\"Crazy Domains Learn\" \/>\n<meta property=\"article:published_time\" content=\"2025-03-29T11:01:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-04-01T11:05:43+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.crazydomains.com\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1840\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Rachel Furtado\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Rachel Furtado\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/\"},\"author\":{\"name\":\"Rachel Furtado\",\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#\/schema\/person\/09a7c17d57ecaf3d1968a6a9a4259033\"},\"headline\":\"Understanding ERR_SSL_VERSION_OR_CIPHER_MISMATCH: Causes and Solutions\",\"datePublished\":\"2025-03-29T11:01:47+00:00\",\"dateModified\":\"2025-04-01T11:05:43+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/\"},\"wordCount\":1082,\"publisher\":{\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg\",\"articleSection\":[\"Security\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/\",\"url\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/\",\"name\":\"Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH\",\"isPartOf\":{\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg\",\"datePublished\":\"2025-03-29T11:01:47+00:00\",\"dateModified\":\"2025-04-01T11:05:43+00:00\",\"description\":\"Learn how to fix the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error with step-by-step solutions. Ensure secure browsing with SSL and TLS updates.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#primaryimage\",\"url\":\"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg\",\"contentUrl\":\"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg\",\"width\":2560,\"height\":1840,\"caption\":\"Understanding ERR_SSL_VERSION_OR_CIPHER_MISMATCH Causes and Solutions\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.crazydomains.com.au\/learn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Understanding ERR_SSL_VERSION_OR_CIPHER_MISMATCH: Causes and Solutions\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#website\",\"url\":\"https:\/\/www.crazydomains.com\/learn\/\",\"name\":\"Crazy Domains Learn\",\"description\":\"Resources to help you excel online\",\"publisher\":{\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.crazydomains.com\/learn\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#organization\",\"name\":\"Crazy Domains Learn\",\"url\":\"https:\/\/www.crazydomains.com\/learn\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2021\/02\/learn-dash-blue-logo-2.svg\",\"contentUrl\":\"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2021\/02\/learn-dash-blue-logo-2.svg\",\"width\":147,\"height\":43,\"caption\":\"Crazy Domains Learn\"},\"image\":{\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#\/schema\/person\/09a7c17d57ecaf3d1968a6a9a4259033\",\"name\":\"Rachel Furtado\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.crazydomains.com\/learn\/#\/schema\/person\/image\/8c465acc0b5d0df36710d5350f50f730\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/69ea6a4f4c200dff1147bf30040c5330?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/69ea6a4f4c200dff1147bf30040c5330?s=96&d=mm&r=g\",\"caption\":\"Rachel Furtado\"},\"description\":\"Web hosting specialist with a knack for creativity and a passion for baking, serving up tech solutions with a side of sweetness.\",\"sameAs\":[\"https:\/\/www.linkedin.com\/in\/rachel-furtado-marketing-specialist\/\"],\"url\":\"https:\/\/www.crazydomains.com\/learn\/author\/rachel-f\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH","description":"Learn how to fix the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error with step-by-step solutions. Ensure secure browsing with SSL and TLS updates.","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:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/","og_locale":"en_US","og_type":"article","og_title":"Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH","og_description":"Learn how to fix the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error with step-by-step solutions. Ensure secure browsing with SSL and TLS updates.","og_url":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/","og_site_name":"Crazy Domains Learn","article_published_time":"2025-03-29T11:01:47+00:00","article_modified_time":"2025-04-01T11:05:43+00:00","og_image":[{"width":2560,"height":1840,"url":"https:\/\/www.crazydomains.com\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg","type":"image\/jpeg"}],"author":"Rachel Furtado","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Rachel Furtado","Est. reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#article","isPartOf":{"@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/"},"author":{"name":"Rachel Furtado","@id":"https:\/\/www.crazydomains.com\/learn\/#\/schema\/person\/09a7c17d57ecaf3d1968a6a9a4259033"},"headline":"Understanding ERR_SSL_VERSION_OR_CIPHER_MISMATCH: Causes and Solutions","datePublished":"2025-03-29T11:01:47+00:00","dateModified":"2025-04-01T11:05:43+00:00","mainEntityOfPage":{"@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/"},"wordCount":1082,"publisher":{"@id":"https:\/\/www.crazydomains.com\/learn\/#organization"},"image":{"@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#primaryimage"},"thumbnailUrl":"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg","articleSection":["Security"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/","url":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/","name":"Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH","isPartOf":{"@id":"https:\/\/www.crazydomains.com\/learn\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#primaryimage"},"image":{"@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#primaryimage"},"thumbnailUrl":"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg","datePublished":"2025-03-29T11:01:47+00:00","dateModified":"2025-04-01T11:05:43+00:00","description":"Learn how to fix the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error with step-by-step solutions. Ensure secure browsing with SSL and TLS updates.","breadcrumb":{"@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#primaryimage","url":"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg","contentUrl":"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2025\/03\/Understanding-ERR_SSL_VERSION_OR_CIPHER_MISMATCH-Causes-and-Solutions-scaled.jpg","width":2560,"height":1840,"caption":"Understanding ERR_SSL_VERSION_OR_CIPHER_MISMATCH Causes and Solutions"},{"@type":"BreadcrumbList","@id":"https:\/\/www.crazydomains.com.au\/learn\/err_ssl_version_or_cipher_mismatch\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.crazydomains.com.au\/learn\/"},{"@type":"ListItem","position":2,"name":"Understanding ERR_SSL_VERSION_OR_CIPHER_MISMATCH: Causes and Solutions"}]},{"@type":"WebSite","@id":"https:\/\/www.crazydomains.com\/learn\/#website","url":"https:\/\/www.crazydomains.com\/learn\/","name":"Crazy Domains Learn","description":"Resources to help you excel online","publisher":{"@id":"https:\/\/www.crazydomains.com\/learn\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.crazydomains.com\/learn\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.crazydomains.com\/learn\/#organization","name":"Crazy Domains Learn","url":"https:\/\/www.crazydomains.com\/learn\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.crazydomains.com\/learn\/#\/schema\/logo\/image\/","url":"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2021\/02\/learn-dash-blue-logo-2.svg","contentUrl":"https:\/\/www.crazydomains.com.au\/learn\/wp-content\/uploads\/2021\/02\/learn-dash-blue-logo-2.svg","width":147,"height":43,"caption":"Crazy Domains Learn"},"image":{"@id":"https:\/\/www.crazydomains.com\/learn\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.crazydomains.com\/learn\/#\/schema\/person\/09a7c17d57ecaf3d1968a6a9a4259033","name":"Rachel Furtado","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.crazydomains.com\/learn\/#\/schema\/person\/image\/8c465acc0b5d0df36710d5350f50f730","url":"https:\/\/secure.gravatar.com\/avatar\/69ea6a4f4c200dff1147bf30040c5330?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/69ea6a4f4c200dff1147bf30040c5330?s=96&d=mm&r=g","caption":"Rachel Furtado"},"description":"Web hosting specialist with a knack for creativity and a passion for baking, serving up tech solutions with a side of sweetness.","sameAs":["https:\/\/www.linkedin.com\/in\/rachel-furtado-marketing-specialist\/"],"url":"https:\/\/www.crazydomains.com\/learn\/author\/rachel-f\/"}]}},"lang":"au","translations":{"au":57622},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/posts\/57622"}],"collection":[{"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/users\/1537"}],"replies":[{"embeddable":true,"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/comments?post=57622"}],"version-history":[{"count":6,"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/posts\/57622\/revisions"}],"predecessor-version":[{"id":57653,"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/posts\/57622\/revisions\/57653"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/media\/57627"}],"wp:attachment":[{"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/media?parent=57622"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/categories?post=57622"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/tags?post=57622"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.crazydomains.com.au\/learn\/wp-json\/wp\/v2\/coauthors?post=57622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}