History of Secure connection failed and Firefox did not connect Category: Troubleshooting Revision history for: English Show Helpfulness Votes Chart Compare Selected Revisions Revision Status S Editor R Comment Nov 30, 2024, 5:43:09 AM Unreviewed AliceWyman TLS version unsupported: MDN Web Docs link Oct 21, 2024, 10:49:32 AM Current Mozinet correction Sep 26, 2024, 1:51:32 AM Approved M AliceWyman Search summary shortened (minor) Jul 7, 2024, 4:04:09 PM Unreviewed MR. Grey Described how to correct secure connect issues in a search engine Jul 4, 2024, 4:27:41 AM Unreviewed BD minor changes Jan 16, 2024, 12:31:18 PM Approved BD Updated search result summary and minor changes Dec 21, 2023, 8:43:01 AM Reviewed M Josey PR_END_OF_FILE_ERROR no fix Dec 14, 2023, 5:15:13 AM Approved M AliceWyman Intro: addedlink to "How to troubleshoot security error codes on secure websites" Dec 3, 2023, 4:46:11 AM Approved M AliceWyman fixed capitalization error for Secure website certificate (bug 1867499) Oct 22, 2023, 2:26:17 AM Approved M Mozinet minor edits Oct 15, 2023, 8:35:46 PM Unreviewed AliceWyman removed pre-fx97 content and note about Enable TLS 1.0/1.1 option removal in fx97 May 12, 2023, 2:32:17 AM Approved M AliceWyman updated "NSS and SSL Error Codes" link to Web Archive page Oct 13, 2022, 7:46:49 PM Approved M AliceWyman removed Certificate Pinning link - see https://support.mozilla.org/en-US/kb/certificate-pinning-reports/discuss/10987 Aug 17, 2022, 10:15:53 PM Approved AliceWyman Article has a generated share link. Removed extra link. Apr 24, 2022, 2:48:56 PM Approved M Bithiah Placed sharing link Mar 7, 2022, 6:09:15 AM Approved M AliceWyman new images; No more option to report error in Fx91+ Mar 1, 2022, 9:34:45 PM Approved M Mozinet commas, unified capitalization and style for acronyms, extra spaces and lines deleted, MDN content moved to Firefox documentation Feb 28, 2022, 7:18:51 PM Approved M AliceWyman TLS for fx97 (Bug 1745678), Windows Defender link for win10,win11 Feb 28, 2022, 10:09:30 AM Approved M Danny Colin Update TLS section for fx97 and above. Aug 29, 2021, 6:44:08 AM Approved M AliceWyman fixed MDN Web Docs link Oct 24, 2020, 11:37:49 PM Approved M AliceWyman fixed link Oct 24, 2020, 11:32:16 PM Approved M AliceWyman Other connection issues: linked to MDN Web Docs; other edits Aug 21, 2020, 2:51:33 AM Approved M PGGWriter Created transition in "Secure connection" section. Made something a 'note'. Jul 10, 2020, 5:59:14 AM Approved M AliceWyman TLS 1.2 required in fx78 Apr 12, 2020, 3:59:07 AM Approved M AliceWyman added note on TLS 1.0-1.1 support (see discussion) Mar 14, 2020, 7:27:54 PM Approved Lan remove two stray {/for} and a bit more <fx66 content Mar 7, 2020, 11:05:40 PM Approved M AliceWyman HSTS Mar 7, 2020, 11:02:00 PM Approved M AliceWyman small edit to my last revision Mar 7, 2020, 10:21:02 PM Approved M AliceWyman [Fx74] TLS 1.0 and 1.1 removal (Bug 1606734) - see discussion Feb 13, 2020, 9:07:52 AM Approved M AliceWyman Microsoft Security Essentials is no longer available for Windows 7 Jan 30, 2020, 7:31:07 AM Approved Rashid The space was missing, making the sentence ambiguous. I added it. Mar 27, 2019, 12:38:56 AM Approved M AliceWyman Incorrect system clock: separate section Mar 22, 2019, 9:50:23 PM Approved M AliceWyman Did Not Connect: edit for fx67 Mar 16, 2019, 1:00:04 AM Approved M AliceWyman Website issues: HSTS info for fx66 Mar 15, 2019, 11:59:37 PM Approved M AliceWyman linked to "website certificate" article, other edits Mar 13, 2019, 10:48:45 PM Approved M AliceWyman a few more edits Mar 13, 2019, 8:44:12 PM Approved M AliceWyman fx66 "Did Not Connect" error and other edits (see discussion) Mar 10, 2019, 3:51:25 AM Unreviewed AliceWyman Certificate errors: added error codes, other edits. Mar 9, 2019, 11:26:24 PM Unreviewed AliceWyman restored image and TOC removed in fx66 revision; added Certificate article links (see discussion) Mar 8, 2019, 10:12:39 PM Unreviewed Michele Rodaro Summary Mar 8, 2019, 5:46:44 AM Approved M Joni updated for 66 Feb 5, 2019, 12:40:29 AM Approved M AliceWyman linkified "built-in" instead of Windows Defender Feb 4, 2019, 4:56:42 PM Approved M Lan {for win} for Defender/Essentials section; corrected line breaks Feb 1, 2019, 9:46:19 PM Approved AliceWyman heading levels (minor) Feb 1, 2019, 7:54:50 PM Approved M AliceWyman removed Avast/AVG warning for fx65 (see discussion), edits to "Security software conflict" Feb 1, 2019, 7:19:36 AM Approved M AliceWyman updated Avast/AVG instructions to disable HTTPS scanning Jan 31, 2019, 2:51:59 AM Approved M AliceWyman Avast/AVG warning for fx65, added links (see discussion) Jan 30, 2019, 6:39:31 PM Unreviewed YD A "Windows Essentials" left, one "instead" suppressed. Jan 30, 2019, 2:24:10 PM Approved M Roland Tanglao it's called Microsoft Security Essentials not Windows Essentials :-) Jan 30, 2019, 8:25:38 AM Approved M Joni win defender/essentials Jan 1, 2019, 11:30:26 PM Approved M AliceWyman added link to https://support.eset.com/kb3126 Disable SSL scanning in ESET Windows products Oct 23, 2018, 10:25:20 PM Approved AliceWyman updated more links to renamed articles Oct 23, 2018, 9:12:05 AM Approved AliceWyman updated link to renamed article; other minor edits Jul 5, 2018, 3:46:47 AM Approved M AliceWyman another small edit Jul 5, 2018, 2:59:27 AM Approved M AliceWyman edits to last revision Jul 5, 2018, 12:57:11 AM Unreviewed AliceWyman Security software conflict: added "Other security products" - see discussion Jun 27, 2018, 11:17:01 AM Approved M AliceWyman Avast/AVG about:config workaround commented out - see https://bugzilla.mozilla.org/show_bug.cgi?id=1468892#c50 Jun 27, 2018, 6:37:37 AM Approved M AliceWyman Avast/AV issue: added back about:config workaround that may also fix other errors (see discussion) Jun 27, 2018, 3:23:31 AM Approved M AliceWyman edits to last revision by philipp Jun 27, 2018, 3:16:59 AM Unreviewed philipp forgot closing for Jun 27, 2018, 2:33:23 AM Approved M philipp fixed link Jun 27, 2018, 2:26:37 AM Unreviewed philipp make recent avast/avg solution more prominent Jun 22, 2018, 5:55:11 AM Approved M AliceWyman moved image to the top section, clarified that it's an example Jun 22, 2018, 4:58:09 AM Approved AliceWyman Avast paragraph: minor rewording Jun 22, 2018, 12:50:35 AM Approved M AliceWyman edit to last revision: updated screenshot Jun 22, 2018, 12:41:23 AM Approved M Michele Rodaro Link to Avast support page for managing HTTPS scanning + hidden note for localizers Jun 21, 2018, 9:52:51 PM Approved M AliceWyman "Incorrect date settings" moved under Certificate warnings. Jun 21, 2018, 9:35:57 PM Approved M AliceWyman Avast issue - see https://support.mozilla.org/en-US/forums/contributors/713055 Jun 21, 2018, 3:33:57 PM Approved M Wesley Branton Added possibility of certificate being detected as expired if the system date is incorrect Sep 18, 2017, 10:34:32 AM Approved M AliceWyman fixed typo in pending revision. Sep 14, 2017, 11:45:43 AM Unreviewed AliceWyman "Other solutions": edit to ESET / NOD32 settings (see discussion) Sep 14, 2017, 11:30:50 AM Unreviewed AliceWyman "Other solutions": additional ESET / NOD32 settings added (see discussion) Sep 13, 2017, 9:19:36 PM Approved M AliceWyman fixed typo Sep 13, 2017, 9:10:42 PM Approved M AliceWyman "Other solutions": turn off ESET / NOD32 security product setting (see discussion) Nov 14, 2016, 7:48:42 PM Approved M AliceWyman purged pre-fx45 content Nov 9, 2016, 9:33:25 PM Approved M Underpass no more error messages description Mar 29, 2016, 8:54:55 PM Approved M AliceWyman edit to pending revision: new screenshot is for fx45 - see discussion Mar 27, 2016, 7:46:31 PM Unreviewed AliceWyman Work In Progress - do not approve without discussion. Feb 5, 2016, 6:32:12 PM Approved M AliceWyman edit to pending revision: new section {for not fx44} Feb 5, 2016, 2:20:00 AM Unreviewed AliceWyman Secure connection cannot be established (content from redirected "TLS Error Reports" article) Jan 26, 2016, 7:30:33 AM Approved Artist minor edits (hyphenated self-signed) Jan 25, 2016, 1:30:22 AM Approved M AliceWyman minor edit to philipp's revision Jan 20, 2016, 3:36:57 AM Unreviewed philipp remove link for 44 and later Jan 13, 2016, 5:09:15 AM Approved M AliceWyman correction: new link should be for fx44 Jan 12, 2016, 11:57:13 PM Approved M AliceWyman linked to new article {for fx43} What does "Your connection is not secure" mean?]] Dec 15, 2014, 1:34:36 AM Approved M ideato update for 34, not SSLv3 anymore Oct 3, 2014, 2:34:36 AM Approved ideato removed "Share this article" link Feb 20, 2014, 8:19:48 AM Reviewed M George Matthew Added screenshots Apr 5, 2013, 4:52:12 AM Approved AliceWyman added link to "This Connection is Untrusted ..." article Apr 2, 2013, 11:05:30 PM Reviewed Joshua Smith Added a few screenshots. Aug 30, 2012, 10:21:55 PM Approved M scoobidiver two new errors: issuer certificate unknown, no issuer chain Jul 5, 2012, 12:59:03 AM Unreviewed user633449 Add Firefox Reset, whown on the forums to fix these erros in some cases. Jun 27, 2012, 6:36:56 AM Approved M Michael Verdi New 160 character search summary Jun 23, 2012, 1:51:13 PM Approved M Swarnava Sengupta added the Share this article template Dec 10, 2011, 1:28:59 AM Approved M Tonnes move spaces to Windows taskbar showfor addition Dec 4, 2011, 9:05:35 AM Unreviewed Tonnes italize (date), delete CR Oct 19, 2011, 3:03:44 AM Approved M scoobidiver make link unclickable, added certificate expired section Oct 19, 2011, 1:18:30 AM Unreviewed scoobidiver error caused by add-ons, fixed typo Aug 30, 2011, 9:20:03 PM Approved AliceWyman added summary Sep 15, 2009, 10:55:28 AM Unreviewed Bo102010 Heading fix Compare Selected Revisions You are about to mark this revision as Ready for Localization. Are you sure you wish to proceed? Submit Cancel Document contributors AliceWyman Bo102010 philipp jscher2000 - Support Volunteer Underpass Tonnes Michele Rodaro Roland Tanglao Michael Verdi scoobidiver Swarnava Sengupta ideato user633449 Mozinet Wesley Branton Lan Joni Artist mwrr YD Rashid Danny Colin PGGWriter Bithiah BD MR. Grey