{"id":5660,"date":"2019-05-13T01:14:56","date_gmt":"2019-05-13T09:14:56","guid":{"rendered":"https:\/\/cheapsslsecurity.com\/blog\/?p=5660"},"modified":"2021-01-26T07:32:14","modified_gmt":"2021-01-26T15:32:14","slug":"how-to-fix-sec_error_expired_certificate-error-in-firefox","status":"publish","type":"post","link":"https:\/\/cheapsslsecurity.com\/blog\/how-to-fix-sec_error_expired_certificate-error-in-firefox\/","title":{"rendered":"How to Fix SEC_ERROR_EXPIRED_CERTIFICATE Error in Firefox"},"content":{"rendered":"<p>Are you considering renewing your SSL certificate? If you don\u2019t renew your SSL in time, you may end up with the \u201csec_error_expired_certificate\u201d Firefox error. In this article, we discuss what the \u201c<strong>sec_error_expired_certificate<\/strong>\u201d error is, how to fix it, and how to confirm if your SSL is expired so you can avoid the \u201csec_error_expired_certificate\u201d error altogether.<\/p>\n<h2>What is SEC_ERROR_EXPIRED_CERTIFICATE?<\/h2>\n<p>Sec_error_expired_certificate is an error that usually occurs in Mozilla Firefox when an SSL certificate gets expired. During this error, you may experience the following issues:<\/p>\n<ul>\n<li>The \u201c<strong>sec_error_expired_certificate<\/strong>\u201d message appears and crashes your current window.<\/li>\n<li>You receive a \u201c<strong>Not Secure<\/strong>\u201d message in the browser address bar.<\/li>\n<li>You may also receive a message that reads \u201cWarning: Potential Security Risk Ahead\u201d or \u201cYour Connection is Not Private.\u201d<\/li>\n<\/ul>\n<h2>How to Fix SEC_ERROR_EXPIRED_CERTIFICATE Firefox?<\/h2>\n<p>If you frequently suffer from <strong>the sec_error_expired_certificate Mozilla Firefox<\/strong> message, then one of the following solutions may help you out.<\/p>\n<h2>Solution 1: Update your System Date &amp; Time<\/h2>\n<p>Incorrect Date &amp; Time configuration often leads to a number of connectivity issues. You can solve the sec_error_expired_certificate issue by following these steps:<\/p>\n<ul>\n<li>In the Mozilla Firefox taskbar, click on <strong>Date and Time<\/strong> &gt; <strong>Adjust Date\/Time<\/strong>.<\/li>\n<li>In the settings page, go to the option called \u2018<strong>Set Time Automatically<\/strong>\u2019 and toggle it on.<\/li>\n<li>Click on \u2018<strong>Add Clocks for Different Time Zones<\/strong>\u2019.<\/li>\n<li>In the next window, click on <strong>Internet Time<\/strong> &gt; <strong>Change Settings<\/strong>.<\/li>\n<li>Tick the \u2018<strong>Synchronize with an Internet Time Server<\/strong>\u2019 option, select \u2018<strong>time.windows.com<\/strong>&#8216; and click on \u2018<strong>Update Now<\/strong>\u2019.<\/li>\n<li>Select <strong>OK<\/strong>.<\/li>\n<\/ul>\n<h2>Solution 2: Configure Security Settings<\/h2>\n<p>You can also configure your security settings to solve the sec_error_expired_certificate Firefox issue.<\/p>\n<ul>\n<li>In the Cortana search box, right click on \u2018<strong>Command Prompt<\/strong>\u2019.<\/li>\n<li>Select Run as Administrator and then select Yes for the command prompt.<\/li>\n<li>After the \u2018<strong>C:\\WINDOWS\\system32&gt;<\/strong>\u2019 message, write down the following commands \u2014 \u2018<strong>regsvr32 softpub.dll<\/strong>\u2019, \u2018<strong>Regsvr32 Wintrust.dll<\/strong>\u2019, and \u2018<strong>Regsvr32 Wintrust.dll<\/strong>\u2019. Tap Enter after each command.<\/li>\n<li>Every time you tap Enter, you\u2019ll receive a dialog box and you\u2019ll have to click on <strong>OK<\/strong>.<\/li>\n<li>Restart your PC.<\/li>\n<\/ul>\n<h2>Solution 3: Delete Internet Explorer History<\/h2>\n<p>If you experience the sec_error_expired_certificate issue in Internet Explorer, you can follow these steps:<\/p>\n<ul>\n<li>Open the <strong>Run<\/strong> dialog box by tapping <strong>Win+R<\/strong>.<\/li>\n<li>Enter <strong>\u2018inetcpl.cpl<\/strong>\u2019 and tap <strong>Enter<\/strong>.<\/li>\n<li>In the next section, go to <strong>General<\/strong> &gt; <strong>Browsing History<\/strong> &gt; <strong>Delete<\/strong>.<\/li>\n<li>Select the following options \u2014 Temporary Internet Files and Website Files, History, Download History, Form Data, Cookies and Website Data, Passwords, Tracking Protection, Do Not Track, and ActiveX Filtering.<\/li>\n<li>Select <strong>Delete<\/strong>.<\/li>\n<li>Restart your internet explorer.<\/li>\n<\/ul>\n<h2>Solution 4: Reset Internet Explorer<\/h2>\n<p>If the sec_error_expired_certificate issue persists, you may have to reset internet explorer completely.<\/p>\n<ul>\n<li>Open the Run dialog box by tapping <strong>Win+R<\/strong>.<\/li>\n<li>Enter \u2018<strong>inetcpl.cpl\u2019<\/strong> and tap <strong>Enter<\/strong>.<\/li>\n<li>In the next section, go to <strong>Advanced<\/strong> &gt; <strong>Reset<\/strong>.<\/li>\n<li>Click on Delete Personal Settings <strong>Option<\/strong> &gt; <strong>Reset<\/strong>.<\/li>\n<li>Restart your computer.<\/li>\n<\/ul>\n<h2>How to Confirm if the SSL is Expired on Firefox?<\/h2>\n<p>If none of the previously mentioned methods work, you\u2019re probably dealing with an expired SSL certificate. The following steps will show you how to check the SSL certificate\u2019s details on Firefox to confirm if it\u2019s actually expired:<\/p>\n<p><strong>Step 1:<\/strong> Click on the padlock in the address bar. If the SSL certificate is active and properly added, you\u2019ll get a Secure Connection message. Click on the right arrow button to bring up the certificate\u2019s details.<\/p>\n<p><strong>Step 2:<\/strong> You will find the certificate and organization\u2019s information, based on whether you have a DV, OV, or EV certificate. Click on the \u2018More Information\u2019 button at the bottom.<\/p>\n<p><strong>Step 3:<\/strong> Go to Security for more information about the website\u2019s identity along with the protocols, keys, and ciphers. In this section, you\u2019ll be able to check the SSL certificate\u2019s expiration date. The date will be mentioned next to \u2018Expires On\u2019. If you\u2019re past the expiration date, you will encounter the <strong>sec_error_expired_certificate Mozilla Firefox error.<\/strong><\/p>\n<div class=\"graysection\">\n<h2>Buy SSL Certificates for Multiple Domains &#8211; Save 88%<\/h2>\n<p>If you don\u2019t renew your website\u2019s SSL certificate in time, you end up with the sec_error_expired_certificate Mozilla Firefox error. For quick renewal and purchase, you can find an SSL certificate at CheapSSLsecurity at massive industry-leading discounts up to 88%.<\/p>\n<p><a class=\"comparebtn\" href=\"https:\/\/cheapsslsecurity.com\/sslbrands\/comodo.html\">Shop Comodo SSL Certificates<\/a><\/p>\n<\/div>\n<p><a class=\"comparebtn\" href=\"https:\/\/cheapsslsecurity.com\/p\/what-would-happen-if-your-ssl-certificate-expired\/\">What Would Happen If Your SSL Certificate Expired?<\/a><\/td>\n<h2>Related Resources<\/h2>\n<ul>\n<li><a href=\"https:\/\/cheapsslsecurity.com\/blog\/ssl-certificate-problem-unable-to-get-local-issuer-certificate\/\" target=\"_blank\" rel=\"noopener noreferrer\">Guide for the \u201cSSL Certificate Problem: Unable to get Local Issuer Certificate\u201d<\/a><\/li>\n<li><a href=\"https:\/\/cheapsslsecurity.com\/blog\/ssl_error_rx_record_too_long\/\" target=\"_blank\" rel=\"noopener noreferrer\">SSL_Error_rx_record_too_long \u2013 The Trouble Shooting Guide<\/a><\/li>\n<li><a href=\"https:\/\/cheapsslsecurity.com\/blog\/err-connection-refused-error-fixing-guide\/\" target=\"_blank\" rel=\"noopener noreferrer\">ERR_CONNECTION_REFUSED in Chrome \u2013 Fixing Guide by SSLSecurity<\/a><\/li>\n<li><a href=\"https:\/\/cheapsslsecurity.com\/blog\/how-to-fix-err_ssl_version_or_cipher_mismatch-error\/\" target=\"_blank\" rel=\"noopener noreferrer\">How to Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH Error<\/a><\/li>\n<li><a href=\"https:\/\/cheapsslsecurity.com\/blog\/your-connection-is-not-private-error-a-fixing-guide-for-all-devices\/\" target=\"_blank\" rel=\"noopener noreferrer\">Your Connection is not Private Error \u2013 A Fixing Guide for all devices<\/a><\/li>\n<li><a href=\"https:\/\/cheapsslsecurity.com\/blog\/apache-server-common-ssl-errors-and-troubleshooting-guide\/\" target=\"_blank\" rel=\"noopener noreferrer\">Apache Server: Common SSL Errors and Troubleshooting Guide<\/a><\/li>\n<li><a href=\"https:\/\/cheapsslsecurity.com\/blog\/mixed-content-error-how-to-disable-it-on-chrome\/\" target=\"_blank\" rel=\"noopener noreferrer\">What is Mixed Content Error &amp; How to Disable it on Chrome<\/a><\/li>\n<li><a href=\"https:\/\/cheapsslsecurity.com\/blog\/troubleshoot-secure-connection-failed-error-firefox\/\" target=\"_blank\" rel=\"noopener noreferrer\">Troubleshoot \u2018Secure Connection Failed\u2019 Error in Firefox<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Are you considering renewing your SSL certificate? If you don\u2019t renew your SSL in time, you may end up with the \u201csec_error_expired_certificate\u201d Firefox error. In this article, we discuss what the \u201csec_error_expired_certificate\u201d error is, how to fix it, and how to confirm if your SSL is expired so you can avoid the \u201csec_error_expired_certificate\u201d error altogether.<\/p>\n","protected":false},"author":8,"featured_media":435,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-5660","post","type-post","status-publish","format-standard","has-post-thumbnail","category-ssl-pki"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SEC_ERROR_EXPIRED_CERTIFICATE Error in Firefox - How to Fix<\/title>\n<meta name=\"description\" content=\"Understand SEC_ERROR_EXPIRED_CERTIFICATE Error in Firefox and get it fix in few minutes through quick steps of browsers and operating system settings.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cheapsslsecurity.com\/blog\/how-to-fix-sec_error_expired_certificate-error-in-firefox\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SEC_ERROR_EXPIRED_CERTIFICATE Error in Firefox - How to Fix\" \/>\n<meta property=\"og:description\" content=\"Understand SEC_ERROR_EXPIRED_CERTIFICATE Error in Firefox and get it fix in few minutes through quick steps of browsers and operating system settings.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cheapsslsecurity.com\/blog\/how-to-fix-sec_error_expired_certificate-error-in-firefox\/\" \/>\n<meta property=\"og:site_name\" content=\"Savvy Security\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/cheapsslsecurities\" \/>\n<meta property=\"article:published_time\" content=\"2019-05-13T09:14:56+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-01-26T15:32:14+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cheapsslsecurity.com\/blog\/wp-content\/uploads\/2014\/09\/Firefox.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"750\" \/>\n\t<meta property=\"og:image:height\" content=\"469\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Savvy Security\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@sslsecurity\" \/>\n<meta name=\"twitter:site\" content=\"@sslsecurity\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Savvy Security\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/cheapsslsecurity.com\\\/blog\\\/how-to-fix-sec_error_expired_certificate-error-in-firefox\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/cheapsslsecurity.com\\\/blog\\\/how-to-fix-sec_error_expired_certificate-error-in-firefox\\\/\"},\"author\":{\"name\":\"Savvy Security\",\"@id\":\"https:\\\/\\\/cheapsslsecurity.com\\\/blog\\\/#\\\/schema\\\/person\\\/1ce9a5743b7f25b5be6e4972864b4493\"},\"headline\":\"How to Fix SEC_ERROR_EXPIRED_CERTIFICATE Error in Firefox\",\"datePublished\":\"2019-05-13T09:14:56+00:00\",\"dateModified\":\"2021-01-26T15:32:14+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/cheapsslsecurity.com\\\/blog\\\/how-to-fix-sec_error_expired_certificate-error-in-firefox\\\/\"},\"wordCount\":837,\"image\":{\"@id\":\"https:\\\/\\\/cheapsslsecurity.com\\\/blog\\\/how-to-fix-sec_error_expired_certificate-error-in-firefox\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/cheapsslsecurity.com\\\/blog\\\/wp-content\\\/uploads\\\/2014\\\/09\\\/Firefox.jpg\",\"articleSection\":[\"SSL &amp; 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