{"id":27249,"date":"2024-02-28T16:11:38","date_gmt":"2024-02-28T16:11:38","guid":{"rendered":"https:\/\/10web.io\/blog\/?p=27249"},"modified":"2024-11-14T11:28:34","modified_gmt":"2024-11-14T11:28:34","slug":"how-to-fix-the-ssl-handshake-failed-error","status":"publish","type":"post","link":"https:\/\/10web.io\/blog\/how-to-fix-the-ssl-handshake-failed-error\/","title":{"rendered":"How to Fix the SSL Handshake Failed Error"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Installing an SSL certificate on your WordPress site is like giving your website a security badge, allowing it to transmit data securely over HTTPS. However, even with the best intentions, setting up SSL can sometimes hit a snag, particularly when you run into the &#8220;SSL Handshake Failed&#8221; error. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">To grasp why an SSL\/TLS handshake might fail, it&#8217;s important to understand what exactly this handshake is. Both Secure Sockets Layer (SSL) and Transport Layer Security (TLS) are cryptographic protocols that secure communications over a computer network. Though there&#8217;s a technical difference between SSL and TLS, they&#8217;re often referred to interchangeably. For the purposes of simplification, we\u2019ll use SSL. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">The SSL handshake is essentially the conversation that the browser and server have to agree on how to securely communicate. It&#8217;s the groundwork for any HTTPS connection, involving the exchange of public keys and the creation of shared secrets. Without a successful handshake, your browser and the website can&#8217;t establish a secure connection, leading to potential security risks and a loss of visitor trust.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\r\n<style>\r\n  #ctablocks_inline_90{\r\n          background-color: #000000;\r\n        color: #ffffff;\r\n    border-radius: 6px;\r\n  }\r\n\r\n  #ctablocks_inline_90 p{\r\n    color: #ffffff;\r\n  }\r\n  #ctablocks_inline_90 .button{\r\n        background-color: rgb(51,57,241);\r\n      color: #ffffff;\r\n    border-color: #3339f1 !important;\r\n  }\r\n  #ctablocks_inline_90 .button:hover{\r\n    background: rgba(51,57,241,0.8);\r\n    color: #ffffff;\r\n    opacity: 1;\r\n  }\r\n        #ctablocks_inline_90 .ctablocks_content_info p {\r\n        padding-left: 36px;\r\n      }\r\n      #ctablocks_inline_90 .ctablocks_content_button {\r\n          margin-left: 37px;\r\n      }\r\n  @media screen and (min-width: 768px) and (max-width: 1260px) {\r\n      #ctablocks_inline_90 .ctablocks_content_button {\r\n          margin-left: 37px !important;\r\n      }\r\n  }\r\n  ;\r\n<\/style>\r\n<div id=\"ctablocks_inline_90\" class=\"ctablocks_container inline_type\r\n        \">\r\n\r\n  <div class=\"ctablocks_content clear\">\r\n    <div class=\"ctablocks_content_info\">\r\n      \r\n            <div class=\"title-wrap\">\r\n\t\t\t\t\t                  <img decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/04\/info-icon-cta.png\" alt=\"Say goodbye to website errors\" title=\"Say goodbye to website errors\">\r\n\t\t\t\t\t            <h4>Say goodbye to website errors<\/h4>\r\n        <\/div>\r\n              <p>Achieve peace of mind with 99.99% uptime on 10Web Managed <br>WordPress Hosting, powered by Google Cloud. <\/p>\r\n          <\/div>\r\n    <div class=\"ctablocks_content_button\">\r\n              <a href=\"https:\/\/10web.io\/ai-website-builder\/\" class=\"button\" data-gtag=\"sign-up-blog\" data-buttontype=\"sign-up\" data-gtag=\"cta-90\" data-buttontype=\"cta-inline\"\r\n\t        >Learn How<\/a>\r\n            \r\n    <\/div>\r\n  <\/div>\r\n    <\/div>\r\n<\/span><\/p>\n<h2 id=\"what-causes-an-ssl-handshake-failure\"><span style=\"font-weight: 400;\">What causes an SSL handshake failure?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">SSL Handshake Failures, or the more specific Error 525 when using Cloudflare, indicate that the secure channel of communication could not be established. This failure can stem from various issues, both client-side and server-side.<\/span><\/p>\n<h3 id=\"client-side-issues\"><span style=\"font-weight: 400;\">Client-side issues<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect date and time settings on the user&#8217;s device can interfere with SSL certificate validation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Misconfigured browser settings or outdated browser versions may not support required SSL protocols.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Interception of the connection by third-party software or hardware, posing as a man-in-the-middle attack.<\/span><\/li>\n<\/ul>\n<h3 id=\"server-side-issues\"><span style=\"font-weight: 400;\">Server-side issues<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cipher suite mismatches occur when the server and client don&#8217;t support a common set of encryption algorithms.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Unsupported protocols by the server can lead to a failure if the client uses a protocol version the server doesn&#8217;t recognize.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Problems with the SSL certificate itself, such as being incomplete, invalid, or expired, can prevent a successful handshake.<\/span><\/li>\n<\/ul>\n<h2 id=\"how-to-fix-ssl-handshake-failures\"><span style=\"font-weight: 400;\">How to fix SSL handshake failures<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">The &#8220;SSL Handshake Failed&#8221; error can stem from various reasons, making it a bit tricky to pinpoint and solve right off the bat.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Luckily, we\u2019ve got several strategies to diagnose and tackle these issues. Let&#8217;s dive into step by step effective approaches to address and potentially resolve the SSL Handshake Failed error.<\/span><\/p>\n<h3 id=\"check-your-systems-date-and-time\"><span style=\"font-weight: 400;\">Check your system&#8217;s date and time<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Your computer&#8217;s clock plays a surprisingly pivotal role in the SSL handshake process. The SSL certificate has a validity period, and if your computer&#8217;s clock is set outside this period (too far in the future or in the past), the SSL handshake will fail. This is because the SSL handshake involves verifying the SSL certificate&#8217;s validity, which includes checking the current date and time.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">During an SSL handshake, the client (your browser) and the server share various pieces of information, including SSL certificates. These certificates are essentially digital passports, proving the server&#8217;s identity. Each certificate comes with a specific validity period. If your system&#8217;s clock is incorrect, it might falsely appear that these digital passports are expired or not yet valid, leading to a failed handshake.<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">Windows<\/span><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Windows.jpg\" alt=\"Date and time page in the Windows settings\" width=\"1560\" height=\"875\" class=\"alignnone size-full wp-image-25461\" srcset=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Windows.jpg 1560w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Windows-742x416.jpg 742w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Windows-1484x832.jpg 1484w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Windows-150x84.jpg 150w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Windows-768x431.jpg 768w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Windows-1536x862.jpg 1536w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Windows-371x208.jpg 371w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Windows-600x337.jpg 600w\" sizes=\"auto, (max-width: 1560px) 100vw, 1560px\" \/><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Right-click on the time display on the taskbar.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Select &#8220;Adjust date\/time.&#8221;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ensure that &#8220;Set time automatically&#8221; is toggled on. If it&#8217;s already on but the time is incorrect, toggle it off and then on again.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If the issue persists, manually set the date and time by toggling off &#8220;Set time automatically&#8221; and clicking &#8220;Change&#8221; under &#8220;Set the date and time manually.&#8221;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">After adjusting, restart your browser and try accessing the SSL-secured website again.<\/span><\/li>\n<\/ol>\n<h4><span style=\"font-weight: 400;\">Mac<\/span><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Mac.jpg\" alt=\"Date and time page in Mac settings\" width=\"1560\" height=\"875\" class=\"alignnone size-full wp-image-25460\" srcset=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Mac.jpg 1560w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Mac-742x416.jpg 742w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Mac-1484x832.jpg 1484w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Mac-150x84.jpg 150w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Mac-768x431.jpg 768w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Mac-1536x862.jpg 1536w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Mac-371x208.jpg 371w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Date-and-time-Mac-600x337.jpg 600w\" sizes=\"auto, (max-width: 1560px) 100vw, 1560px\" \/><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Click on the Apple menu and select &#8220;System Preferences.&#8221;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Choose &#8220;Date &amp; Time.&#8221;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If the padlock at the bottom left is locked, click it and enter your administrator password to make changes.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Check &#8220;Set date and time automatically&#8221; and select the appropriate time zone. If it&#8217;s already selected but incorrect, uncheck and recheck it.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Close System Preferences and restart your browser to test the changes.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">This step, while seemingly simple, is crucial for the intricate process of SSL certificate verification during the handshake. <\/span><\/p>\n<h3 id=\"check-the-validity-of-your-ssl-certificate\"><span style=\"font-weight: 400;\">Check the validity of your SSL certificate<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">SSL certificates are the backbone of secure communication on the internet, encrypting data in transit and verifying the identity of websites. They come with a shelf life to ensure that the information they contain is up-to-date and the encryption standards they rely on are still secure. An expired or invalid certificate is like an expired passport; it&#8217;s no longer a reliable form of identification.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Certificates can expire, be revoked, or become otherwise invalid for a number of reasons:<\/span><\/p>\n<p><b>Expiration<\/b><span style=\"font-weight: 400;\">: To ensure ongoing security, certificates are issued for a limited duration. Regular renewal is necessary to maintain a secure connection.<\/span><\/p>\n<p><b>Revocation<\/b><span style=\"font-weight: 400;\">: Certificates can be revoked before their expiration date if they are compromised, no longer secure, or if the details they certify change.<\/span><\/p>\n<p><b>Installation issues<\/b><span style=\"font-weight: 400;\">: Sometimes, a certificate might not be installed correctly, missing crucial chain certificates, which can also lead to handshake failures.<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">Using an SSL certificate checker<\/span><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/SSL-test.jpg\" alt=\"Qualys SSL Lab tests SSL server configurations.\" width=\"1560\" height=\"875\" class=\"alignnone size-full wp-image-26754\" srcset=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/SSL-test.jpg 1560w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/SSL-test-742x416.jpg 742w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/SSL-test-1484x832.jpg 1484w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/SSL-test-150x84.jpg 150w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/SSL-test-768x431.jpg 768w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/SSL-test-1536x862.jpg 1536w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/SSL-test-371x208.jpg 371w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/SSL-test-600x337.jpg 600w\" sizes=\"auto, (max-width: 1560px) 100vw, 1560px\" \/><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Navigate to a reliable SSL certificate checker website, such as the <a href=\"https:\/\/www.ssllabs.com\/ssltest\/analyze.html\">Qualys SSL Labs&#8217;<\/a> SSL Server Test.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Enter your domain name into the &#8220;Hostname&#8221; field and hit &#8220;Submit.&#8221;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Wait for the tool to analyze your site\u2019s SSL\/TLS configuration.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Check the expiration date. If your certificate has expired, you&#8217;ll need to renew it.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ensure the entire certificate chain is present and valid. Missing intermediate certificates can cause issues.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Verify that your certificate has not been revoked.<\/span><\/li>\n<\/ol>\n<h4><span style=\"font-weight: 400;\">Renewing or reissuing your SSL certificate<\/span><\/h4>\n<p><span style=\"font-weight: 400;\">If your certificate is expired or invalid:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Contact your certificate authority (CA) for renewal instructions. This process typically involves generating a new certificate signing request (CSR) on your server.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Follow the CA\u2019s process to validate your domain ownership again, if necessary.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Once issued, install the new certificate on your server, making sure to include any intermediate certificates provided by the CA.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Test your website again using the SSL certificate checker to ensure everything is correctly set up.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">If your website is hosted on 10Web, you can <\/span><a href=\"https:\/\/help.10web.io\/hc\/en-us\/articles\/360027856071-How-to-Generate-a-Free-SSL-Certificate-in-10Web-Dashboard\"><span style=\"font-weight: 400;\">generate a free Let&#8217;s Encrypt SSL certificate<\/span><\/a><span style=\"font-weight: 400;\"> from your dashboard.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Generate-free-ssl-in-10Web.jpg\" alt=\"Generate free ssl in 10Web\" width=\"1560\" height=\"875\" class=\"alignnone size-full wp-image-27290\" srcset=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Generate-free-ssl-in-10Web.jpg 1560w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Generate-free-ssl-in-10Web-742x416.jpg 742w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Generate-free-ssl-in-10Web-1484x832.jpg 1484w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Generate-free-ssl-in-10Web-150x84.jpg 150w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Generate-free-ssl-in-10Web-768x431.jpg 768w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Generate-free-ssl-in-10Web-1536x862.jpg 1536w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Generate-free-ssl-in-10Web-371x208.jpg 371w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Generate-free-ssl-in-10Web-600x337.jpg 600w\" sizes=\"auto, (max-width: 1560px) 100vw, 1560px\" \/><\/p>\n<h3 id=\"update-your-browser\"><span style=\"font-weight: 400;\">Update your browser<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Browsers are the vehicles through which we travel the internet. An outdated browser might not understand or support the latest security protocols, leading to a communication breakdown during the SSL handshake. This is where the handshake fails, not because the credentials are invalid, but because the browser and server can&#8217;t agree on how to communicate securely.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">If the server supports a newer version of TLS (e.g., TLS 1.2 or 1.3) and your browser doesn&#8217;t, they can&#8217;t establish a secure connection. It&#8217;s like trying to tune into a digital TV signal with an analog TV without the proper converter.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Sometimes, the issue isn&#8217;t with the browser&#8217;s version but its configuration. Incorrect settings can prevent a successful handshake. Also, certain plugins or extensions might interfere with SSL\/TLS processing, causing handshake failures.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">You can try accessing the website using a different browser. If it works, the issue might be with your primary browser.<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">Update Chrome<\/span><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Chrome-updates.jpg\" alt=\"Chrome Help page with Chrome updates selected\" width=\"1560\" height=\"875\" class=\"alignnone size-full wp-image-25594\" srcset=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Chrome-updates.jpg 1560w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Chrome-updates-742x416.jpg 742w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Chrome-updates-1484x832.jpg 1484w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Chrome-updates-150x84.jpg 150w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Chrome-updates-768x431.jpg 768w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Chrome-updates-1536x862.jpg 1536w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Chrome-updates-371x208.jpg 371w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Chrome-updates-600x337.jpg 600w\" sizes=\"auto, (max-width: 1560px) 100vw, 1560px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Click the three dots in the top right corner, go to &#8220;Help&#8221; &gt; &#8220;About Google Chrome.&#8221; <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Chrome will automatically check for and install any updates.<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">Update Firefox<\/span><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Update-Firefox-browser.jpg\" alt=\"Firefox browser update page.\" width=\"1560\" height=\"875\" class=\"alignnone size-full wp-image-25696\" srcset=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Update-Firefox-browser.jpg 1560w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Update-Firefox-browser-742x416.jpg 742w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Update-Firefox-browser-1484x832.jpg 1484w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Update-Firefox-browser-150x84.jpg 150w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Update-Firefox-browser-768x431.jpg 768w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Update-Firefox-browser-1536x862.jpg 1536w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Update-Firefox-browser-371x208.jpg 371w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Update-Firefox-browser-600x337.jpg 600w\" sizes=\"auto, (max-width: 1560px) 100vw, 1560px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Open the menu, click &#8220;Help&#8221; &gt; &#8220;About Firefox.&#8221; <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Firefox will similarly check for updates and prompt you to restart to apply them.<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">Update Safari<\/span><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/01\/Update-Mac.jpg\" alt=\"Mac system update window\" width=\"1560\" height=\"875\" class=\"alignnone size-full wp-image-25311\" srcset=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/01\/Update-Mac.jpg 1560w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/01\/Update-Mac-742x416.jpg 742w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/01\/Update-Mac-1484x832.jpg 1484w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/01\/Update-Mac-150x84.jpg 150w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/01\/Update-Mac-768x431.jpg 768w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/01\/Update-Mac-1536x862.jpg 1536w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/01\/Update-Mac-371x208.jpg 371w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/01\/Update-Mac-600x337.jpg 600w\" sizes=\"auto, (max-width: 1560px) 100vw, 1560px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Safari updates are included with macOS updates. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Go to &#8220;System Preferences&#8221; &gt; &#8220;Software Update&#8221; to check for new updates.<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">Reset your browser to default settings<\/span><\/h4>\n<p><span style=\"font-weight: 400;\">This can help eliminate any configuration issues that might cause handshake failures. The process varies by browser, but you can usually find it in the settings under &#8220;Advanced&#8221; or &#8220;Reset.&#8221;<\/span><\/p>\n<h3 id=\"check-tls-ssl-protocol-support\"><span style=\"font-weight: 400;\">Check TLS\/SSL protocol support<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">A protocol mismatch between the browser and server can lead to an SSL handshake failure. This happens, for instance, if the server is set up to support only TLS 1.2, but the browser is still operating on older protocols like TLS 1.0 or TLS 1.1, resulting in no common protocol for communication.<\/span><\/p>\n<p><b>Chrome<\/b><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Internet-properties-TLS.jpg\" alt=\"Internet properties TLS\" width=\"1560\" height=\"875\" class=\"alignnone size-full wp-image-27292\" srcset=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Internet-properties-TLS.jpg 1560w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Internet-properties-TLS-742x416.jpg 742w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Internet-properties-TLS-1484x832.jpg 1484w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Internet-properties-TLS-150x84.jpg 150w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Internet-properties-TLS-768x431.jpg 768w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Internet-properties-TLS-1536x862.jpg 1536w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Internet-properties-TLS-371x208.jpg 371w, https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/02\/Internet-properties-TLS-600x337.jpg 600w\" sizes=\"auto, (max-width: 1560px) 100vw, 1560px\" \/><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Go to &#8220;Internet Options&#8221; &gt; &#8220;Advanced&#8221; tab. <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Under &#8220;Security,&#8221; ensure that TLS 1.2 and TLS 1.3 are checked. <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Uncheck SSL 2.0, SSL 3.0, TLS 1.0, and TLS 1.1.<\/span><\/li>\n<\/ol>\n<p><b>Safari<\/b><\/p>\n<p><span style=\"font-weight: 400;\">TLS 1.2 is enabled by default. Ensure your macOS is up to date to support the latest protocols.<\/span><\/p>\n<h3 id=\"configure-supported-protocols-and-cipher-suites\"><span style=\"font-weight: 400;\">Configure supported protocols and Cipher Suites<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Protocols and cipher suites are essential for defining the security parameters of an SSL\/TLS connection. Protocols like TLS 1.2 and TLS 1.3 specify the overall security standards, while cipher suites determine the encryption algorithm used. If the client and server don&#8217;t support a common set of protocols and cipher suites, they won&#8217;t be able to establish a secure connection, leading to an SSL handshake failure.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Protocols are the rules governing the secure exchange of data. Older protocols like SSL 3.0 and TLS 1.0 are now considered insecure and should be disabled in favor of newer versions like TLS 1.2 and TLS 1.3.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A cipher suite is a combination of encryption, key exchange, and authentication algorithms. These suites determine how the security protocols protect the data in transit. The choice of cipher suite affects the security and performance of the SSL\/TLS connection.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The server needs to be configured to support a broad but secure set of protocols and cipher suites to accommodate various clients while maintaining a high security standard.<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">Review and adjust server configuration<\/span><\/h4>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Use tools like OpenSSL to list the protocols and cipher suites supported by your server. The command `openssl ciphers -v` can show you a detailed list.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ensure that your server configuration explicitly disables older, insecure protocols such as SSL 2.0, SSL 3.0, and TLS 1.0. The method to do this varies by server software (e.g., Apache, Nginx).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Configure your server to prioritize secure cipher suites, typically those that support forward secrecy and strong encryption algorithms. Avoid cipher suites that use weak encryption algorithms like RC4 or MD5.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">While prioritizing security, ensure your server supports cipher suites and protocols that are commonly used by the majority of clients. This might require enabling TLS 1.2 and TLS 1.3 while ensuring that the cipher suites supported are compatible with most modern browsers and clients.<\/span><\/li>\n<\/ol>\n<p><b>Apache example<\/b><span style=\"font-weight: 400;\">: Edit the `ssl.conf` file to include directives like `SSLProtocol -all +TLSv1.2 +TLSv1.3` and `SSLCipherSuite` with a list of desired cipher suites.<\/span><\/p>\n<p><b>Nginx example<\/b><span style=\"font-weight: 400;\">: In the `nginx.conf` file, use the `ssl_protocols` directive to specify `TLSv1.2 TLSv1.3;` and `ssl_ciphers` to list your preferred cipher suites.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">After making changes, use SSL\/TLS configuration testing tools like Qualys SSL Labs&#8217; SSL Server Test to evaluate your server&#8217;s security posture. This test will highlight any compatibility issues, insecure protocols, or cipher suites that you might have overlooked.<\/span><\/p>\n<h3 id=\"make-sure-your-server-is-correctly-configured-for-sni\"><span style=\"font-weight: 400;\">Make sure your server is correctly configured for SNI<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Server Name Indication (SNI) plays a crucial role, especially when it comes to SSL handshake failures. SNI allows a web server to host multiple SSL certificates for multiple domains on a single IP address. It&#8217;s an economical and efficient solution for web hosting, especially in environments where IP addresses are scarce. However, if SNI isn&#8217;t properly configured, the server may not present the correct SSL certificate to the client, resulting in an SSL handshake failure.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">During the SSL handshake, the client sends a &#8220;ClientHello&#8221; message that includes the hostname it&#8217;s trying to connect to. The server then uses this information to select the appropriate SSL certificate for that hostname. Without SNI, the server would have no way of knowing which certificate to use in multi-domain environments, as it would receive the request without specific domain information.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">There are tools and methods to check if a site requires SNI and if the server is correctly configured to support it. Using these tools, you can quickly determine whether SNI misconfiguration is at the root of your SSL handshake issues.<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">Using Qualys SSL server test<\/span><\/h4>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Navigate to the SSL Server Test site and enter your domain name.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">After the test completes, check the results for a message indicating whether the site requires SNI support. This is a straightforward way to identify if your site is set up to use SNI.<\/span><\/li>\n<\/ol>\n<h4><span style=\"font-weight: 400;\">Using OpenSSL to test SNI support<\/span><\/h4>\n<p><b>Without SNI<\/b><span style=\"font-weight: 400;\">: Run <\/span><b>openssl s_client -connect host:port<\/b><span style=\"font-weight: 400;\">. This command tries to establish an SSL connection without specifying the hostname.<\/span><\/p>\n<p><b>With SNI<\/b><span style=\"font-weight: 400;\">: Run <\/span><b>openssl s_client -connect host:port -servername host<\/b><span style=\"font-weight: 400;\">. This command explicitly sends the hostname in the ClientHello message.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Compare the certificates returned by these two commands. If they are the same and correctly correspond to the requested host, SNI is supported and properly configured. If not, there may be a configuration issue.<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">Resolving SNI configuration issues<\/span><\/h4>\n<p><b>Check server configuration<\/b><span style=\"font-weight: 400;\">: Ensure that your server software (Apache, Nginx, etc.) is configured to support SNI. This usually involves specifying the correct certificate files for each hosted domain in the server configuration.<\/span><\/p>\n<p><b>Consider a dedicated IP<\/b><span style=\"font-weight: 400;\">: If SNI configuration issues persist or if you&#8217;re hosting for clients that use very old browsers or systems that don&#8217;t support SNI, you might need to move to a dedicated IP address for each SSL certificate. However, this is less common with the wide adoption of SNI support.<\/span><\/p>\n<h2 id=\"conclusion\"><span style=\"font-weight: 400;\">Conclusion<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">In our exploration of resolving SSL handshake failures, we&#8217;ve traversed a range of solutions, from straightforward system checks to intricate server configurations. This journey highlights the complex yet critical nature of secure client-server communications. Tools like the Qualys SSL Server Test have emerged as invaluable for diagnosing issues, emphasizing the importance of compatibility between client and server protocols, and the necessity of regular updates and configurations. The essence of this blog points towards a proactive approach to maintaining secure SSL\/TLS connections, underlining the pivotal role of ensuring smooth, encrypted communications for a safer web experience.<\/span><br \/>\n\r\n<style>\r\n  #ctablocks_inline_90{\r\n          background-color: #000000;\r\n        color: #ffffff;\r\n    border-radius: 6px;\r\n  }\r\n\r\n  #ctablocks_inline_90 p{\r\n    color: #ffffff;\r\n  }\r\n  #ctablocks_inline_90 .button{\r\n        background-color: rgb(51,57,241);\r\n      color: #ffffff;\r\n    border-color: #3339f1 !important;\r\n  }\r\n  #ctablocks_inline_90 .button:hover{\r\n    background: rgba(51,57,241,0.8);\r\n    color: #ffffff;\r\n    opacity: 1;\r\n  }\r\n        #ctablocks_inline_90 .ctablocks_content_info p {\r\n        padding-left: 36px;\r\n      }\r\n      #ctablocks_inline_90 .ctablocks_content_button {\r\n          margin-left: 37px;\r\n      }\r\n  @media screen and (min-width: 768px) and (max-width: 1260px) {\r\n      #ctablocks_inline_90 .ctablocks_content_button {\r\n          margin-left: 37px !important;\r\n      }\r\n  }\r\n  ;\r\n<\/style>\r\n<div id=\"ctablocks_inline_90\" class=\"ctablocks_container inline_type\r\n        \">\r\n\r\n  <div class=\"ctablocks_content clear\">\r\n    <div class=\"ctablocks_content_info\">\r\n      \r\n            <div class=\"title-wrap\">\r\n\t\t\t\t\t                  <img decoding=\"async\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/04\/info-icon-cta.png\" alt=\"Say goodbye to website errors\" title=\"Say goodbye to website errors\">\r\n\t\t\t\t\t            <h4>Say goodbye to website errors<\/h4>\r\n        <\/div>\r\n              <p>Achieve peace of mind with 99.99% uptime on 10Web Managed <br>WordPress Hosting, powered by Google Cloud. <\/p>\r\n          <\/div>\r\n    <div class=\"ctablocks_content_button\">\r\n              <a href=\"https:\/\/10web.io\/ai-website-builder\/\" class=\"button\" data-gtag=\"sign-up-blog\" data-buttontype=\"sign-up\" data-gtag=\"cta-90\" data-buttontype=\"cta-inline\"\r\n\t        >Learn How<\/a>\r\n            \r\n    <\/div>\r\n  <\/div>\r\n    <\/div>\r\n\r\n<style>\r\n  #ctablocks_scrollbox-with-icon_89{\r\n            color: #ffffff;\r\n    border-radius: 6px;\r\n  }\r\n\r\n  #ctablocks_scrollbox-with-icon_89 p{\r\n    color: #ffffff;\r\n  }\r\n  #ctablocks_scrollbox-with-icon_89 .button{\r\n          background-color: rgb(51,57,241);\r\n        color: #ffffff;\r\n    border-color: #3339f1 !important;\r\n  }\r\n  #ctablocks_scrollbox-with-icon_89 .button:hover{\r\n    background: rgba(51,57,241,0.8);\r\n    color: #ffffff;\r\n    opacity: 1;\r\n  }\r\n  #ctablocks_scrollbox-with-icon_89.ctablocks_container {\r\n    left: 100%;\r\n  }\r\n  @media screen and (max-width: 1300px) {\r\n      #ctablocks_scrollbox-with-icon_89.ctablocks_container {\r\n          left: 0;\r\n          margin: 0 auto;\r\n      }\r\n  }\r\n  #ctablocks_scrollbox-with-icon_89 .ctablocks_content {\r\n      background-color: #000000;\r\n  }\r\n<\/style>\r\n<div id=\"ctablocks_scrollbox-with-icon_89\" class=\"ctablocks_container scrollbox-with-icon_type\r\n      \">\r\n\r\n  <div class=\"ctablocks_content clear\">\r\n    <div class=\"ctablocks_content_info\">\r\n              <h4>Say goodbye to website errors<\/h4>\r\n        <h4 class=\"mobile-title\">Fix all the website errors in one click<\/h4>\r\n              <p>Migrate your website to the world's best Managed WordPress Hosting.<\/p>\r\n          <\/div>\r\n    <div class=\"ctablocks_content_button\">\r\n              <a href=\"https:\/\/10web.io\/ai-website-builder\/\" class=\"button\" data-gtag=\"sign-up-blog\" data-buttontype=\"sign-up\" data-gtag=\"cta-89\" data-buttontype=\"cta-scrollbox-with-icon\"\r\n\t        >Migrate For Free<\/a>\r\n            \r\n    <\/div>\r\n  <\/div>\r\n    <span class=\"close_ctablocks\">\r\n      <img decoding=\"async\" class=\"close-icon\" src=\"https:\/\/10web.io\/blog\/wp-content\/plugins\/cta-blocks\/assets\/images\/close_w.svg\" class=\"close\">\r\n      <img decoding=\"async\" class=\"floating-icon\" src=\"https:\/\/10web.io\/blog\/wp-content\/uploads\/sites\/2\/2024\/04\/Info-icon_Blog.png\" alt=\"Say goodbye to website errors\" title=\"Say goodbye to website errors\">\r\n<!--      <img decoding=\"async\" class=\"arrow-icon white\" src=\"\/cta-blocks\/assets\/images\/arrow-icon.svg\" class=\"close\">\r\n-->      <img decoding=\"async\" class=\"arrow-icon purple\" src=\"https:\/\/10web.io\/blog\/wp-content\/plugins\/cta-blocks\/assets\/images\/arrow-icon-purple.svg\" class=\"close\">\r\n  <\/span>\r\n<\/div>\r\n<br \/>\n <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Installing an SSL certificate on your WordPress site is like giving your website a security badge, allowing it to transmit data securely over HTTPS. However, even with the best intentions, setting up SSL can sometimes hit a snag, particularly when you run into the &#8220;SSL Handshake Failed&#8221; error. To grasp why an SSL\/TLS handshake might fail, it&#8217;s important to understand&#8230;<\/p>\n","protected":false},"author":79,"featured_media":27300,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"two_page_speed":[],"footnotes":"","tenweb_blog_toc":"                                                                                                <ul>\r\n\t<li>\r\n\t\t<a href=\"#what-causes-an-ssl-handshake-failure\">What causes an SSL handshake failure?<\/a>\r\n\t\t<ul>\r\n\t\t\t<li>\r\n\t\t\t\t<a href=\"#client-side-issues\">Client-side issues<\/a>\r\n\t\t\t<\/li>\r\n\t\t\t<li>\r\n\t\t\t\t<a href=\"#server-side-issues\">Server-side issues<\/a>\r\n\t\t\t<\/li>\r\n\t\t<\/ul>\r\n\t<\/li>\r\n\t<li>\r\n\t\t<a href=\"#how-to-fix-ssl-handshake-failures\">How to fix SSL handshake failures<\/a>\r\n\t\t<ul>\r\n\t\t\t<li>\r\n\t\t\t\t<a href=\"#check-your-systems-date-and-time\">Check your system's date and time<\/a>\r\n\t\t\t<\/li>\r\n\t\t\t<li>\r\n\t\t\t\t<a href=\"#check-the-validity-of-your-ssl-certificate\">Check the validity of your SSL certificate<\/a>\r\n\t\t\t<\/li>\r\n\t\t\t<li>\r\n\t\t\t\t<a href=\"#update-your-browser\">Update your browser<\/a>\r\n\t\t\t<\/li>\r\n\t\t\t<li>\r\n\t\t\t\t<a href=\"#check-tls-ssl-protocol-support\">Check TLS\/SSL protocol support<\/a>\r\n\t\t\t<\/li>\r\n\t\t\t<li>\r\n\t\t\t\t<a href=\"#configure-supported-protocols-and-cipher-suites\">Configure supported protocols and Cipher Suites<\/a>\r\n\t\t\t<\/li>\r\n\t\t\t<li>\r\n\t\t\t\t<a href=\"#make-sure-your-server-is-correctly-configured-for-sni\">Make sure your server is correctly configured for SNI<\/a>\r\n\t\t\t<\/li>\r\n\t\t<\/ul>\r\n\t<\/li>\r\n\t<li>\r\n\t\t<a href=\"#conclusion\">Conclusion<\/a>\r\n\t<\/li>\r\n<\/ul>\r\n                                                                        ","tenweb_blog_competitor_type":"","tenweb_blog_competitor_names":"","tenweb_blog_twb_version":0,"tenweb_blog_type":"on"},"categories":[500],"tags":[],"class_list":["post-27249","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-http-errors"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.0 (Yoast SEO v23.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Resolved] SSL Handshake Failed Error Fix<\/title>\n<meta name=\"description\" content=\"Learn about the SSL handshake process and learn how to troubleshoot the SSL Handshake Failed Error on your WordPress site.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/10web.io\/blog\/how-to-fix-the-ssl-handshake-failed-error\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Fix the SSL Handshake Failed Error\" \/>\n<meta property=\"og:description\" content=\"Learn about the SSL handshake process and learn how to troubleshoot the SSL Handshake Failed Error on your WordPress site.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/10web.io\/blog\/how-to-fix-the-ssl-handshake-failed-error\/\" \/>\n<meta property=\"og:site_name\" content=\"10Web - 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