NET::ERR_Certificate_Transparency_Required – How to Fix?

NET:: ERR_Certificate_Transparency_Required is a Google Chrome browser error message that gets triggered when you visit any HTTPS website ... NET::ERR_Certificate_Transparency_Required–HowtoFix?PostedonJune28,2021byClickSSL NET::ERR_Certificate_Transparency_RequiredisaGoogleChromebrowsererrormessagethatgetstriggeredwhenyouvisitanyHTTPSwebsitewithSSL/TLSCertificateerrors.Theseerrorsinterferewithconnectionsbetweenthewebsiteremoteserverandyourbrowser,makingitimpossibletocompleteaconnection.ItmaybetheoutcomeofanexpiredorcorruptedSSLcertificate. NET::ERR_Certificate_Transparency_RequiredErrors–WhataretheCauses? ThepossiblecausesofERR_Certificate_Transparency_Requirederroronyourdevice’sbrowseriswhentheSSL/TLSCertificateinstalledonthewebsiteserverforthedomainyou’retryingtoconnecttoiseither. Notinstalledproperly. Iscorrupted. Ithasexpired. TheissuingCertificateAuthority(CA)didnotaddthatcertificatetotheTransparencyLog(TL)OR ThewebsiteownerrequestedtheissuingCAnottoaddthecertificatetotheTransparencyLog(TL),perhapsforprivacyreasons,etc. NotethatCertificateTransparency(CT)isacriticalrequirementforallCertificateAuthorities.Therefore,ifyou’reawebsiteownerfollowingthisguide,eachtimeyoupurchaseanSSLCertificates,ensureyourCAaddsthecertificatetoatleastoneormultiplePublicTransparencyLogs(PTL). ThisisimportantbecausetheTransparencyLoghelpsinnotonlydiscoveringmaliciouslyissuedSSLCertificatesbutalsohelpsdiscoverdigitalcertificatesthathavebeenwronglyissuedbyCAs. Todayit’smandatoryforCAstologalltheSSLCertificatestheyissueunlessyourequestanexception. HowtoFixNET::ERR_Certificate_Transparency_Required Thesolutionforthiserroristwo-fold.Therearesituationswhenthiserrorisduetoconfigurationproblemsintheend-userdeviceorbrowserandsituationswhereit’sthewebsiteownerwhomustacttofixit.Weexplainallofthemindetailrightbelow. Ifyou’rethewebsiteowner,here’showtofixthisproblem. Option1:IfyouaskedyourCAnottologintothedomainorsubdomainintheCTlogs,besuretoapplytheCTexceptionpolicyfordevicesthatarecorporate-managedwithappsbasedonChrome. Option2:Ifyoudidn’trequestthatyourdomainsorsubdomainsnotbeloggedintheCTlogsandyouseethiserror,yourbestbetistogetintouchwiththeCAthatissuedthecertificate.LetthemknowtheissueandaskthemtoaddthewebsitetoCTlogsimmediately. Also,doyourresearchandcheckiftheycouldbehavinganytechnicalproblems.Incasethereareany,perhapsit’scrucialthatyouswitchtoamorestableCertificateAuthoritytoavoidputtingthesecurityofwebsiteuserswhotrustsyourbrandatrisk. Thereasonforthisisapparentbutstillworththemention:Hackersarealwaysonthelookforsimplevulnerabilities,andthiscouldopenahugeloopholetolaunchattacksoncustomerswhotrustyourbrand.Theresultswouldbebrokentrustanddamagedreputation,somethingyoureallywon’tlikegettinginto. HowtoSolvetheNET::ERR_Certificate_Transparency_RequiredErrorfromYourBrowser/Device Ifyou’reawebuserexperiencingthisproblem,andyou’venotheardcomplaintsfromotherusers,theproblemcouldbeyourbrowserordevice.Readontodiscoverhowtosolvethisissueinafewminutes. #1.TemporarilyDisableYourAntivirus/FirewallPrograms Thisisnotthebestoption,butweunderstandthatsomeantivirusprogramsandfirewallsinspectthewebsiteSSL/TLStrafficandmaysometimescausesucherrors.Youcan,therefore,trydisablingthefirewall/antivirussoftwareonyourPCandtrytoaccessthewebpages. Iftheproblemresolves,besuretoenableyourantivirus/firewallagain.YoumayalsoneedtofindantivirussoftwareorfirewallwhichisnotextremelysensitivetoSSLerrors. #2.UpdateyourGoogleChromeBrowser It’salsopossiblethattheerroryou’regettingisduetousinganoutdatedbrowsertoaccesstheinternet.Forexample,ChromeVersion53washavingaspecificbugthattriggeredthiserroronforcertificatesissuedbyCAslikeDigiCertandGeoTrust,etc. Therefore,tosolvethisproblem,perhapsyoumayonlyneedtoupdateyourbrowser,andyou’llbegoodtogo.ToupdatetheChromebrowser,openMenubyclickingonthethreedotsonthetoprightside. Whileonthemenu,selectSettingsandanewmenuwillpopup. Fromthenewmenu,open‘AboutChrome’onthebottomleftcornerofyourscreen.Thiswilltriggerthebrowsertobeginthesearchforavailableupdates. Ifthereare,besuretoupgradeittothelatestversionandrefreshthetroublesomewebpagesagain. #3.ClearCookiesandCachedData CookiesandCacheddatamayalsocausethisproblem,andtosolveit,you’llneedtoclearthemall.It’ssimple. ToclearcookiesandcacheddataonyourChromebrowser,opentheMenuIcononthetoprightcorner.NavigatetoMoretoolsandthenselect‘Clearbrowsingdata.’ Anewwindowwillopenwhereyou’llbeaskedtoselectthetimerange.Choose‘All-time,’andtheycheckmarkBrowsinghistory,Cookies,andothersitedataandCachedimagesandfiles,thenclickon‘Cleardata.’ Thatshouldresolvetheissueifcookiesandcacheddatacausedit. #4.DisableMaliciousExtensions Theextensionsyou’veinstalledonyourbrowsercouldalsobetheculprits.Tofindoutwhetherthat’sthecase,switchyourbrowsertoIncognitomodeandtrytoaccessthetroublesomewebpages. Iftheproblemgoesaway,theremustbeaproblemwithoneorafewextensionsyou’reusing. Here’showtodoit. Now,openMenufromthethreedotsonthetoprightside.Fromthemenu,navigateto‘Moretools’andthenclickon‘Extensions’disablethemonebyoneuntilyoufindtheonecausingtheproblemsthendeleteit. #5.CleartheSSLState TheSSLStatehasalsobeenfoundsometimestocauseSSLerrors.Toclearitifyou’reusingWindows,launch‘InternetProperties’andthenopenthe‘Content’tab. Checktheoptionmarked‘ClearSSLState,’andthenclickon‘Apply’andthenOKtosavethechanges.Refreshthepage. #6.IgnoretheErrorforaWhile Ifyourissuestilldoesn’tresolve,youmayalsodecidetoignoretheerrorforawhile.Thisoptionis,however,notrecommended,especiallyifyou’llbesubmittingconfidentialinformationlikeUsernamesandPasswords,etc.onthesite. Youcanignoretheerrorintwoways. Option1:Typechrome://flagsintheaddressbar.You’llfindanextensivemenuwithnumerousfeatures. Locatetheonelabeled,‘Insecureoriginstreatedassecure.’It’sdisabledbydefault.Pleaseenableitfromthedrop-downMenuthenrelaunchyourbrowser. Option2:LocatetheChromebrowsericononyourdesktop.Right-clickonitandthennavigatetoproperties. Select’Shortcut.’IntheTargetfiledtab,type“-ignore-certificates-errors”attheendif\chrome.exethenclickon‘Apply’toinitiatethechangesandthenOKtocompletetheprocess. Restartyourbrowserandaccessyourwebpages. BottomLine SomeSSLerrorsareverydifficulttospot,buttheoptionsdiscussedaboveshouldhelpyoufindatleastonecauseoftheSSLproblemonyourbrowser.Rememberthatransomwareattacksarelaunchedafterevery14seconds,soit’scriticallyimportanttotakenecessaryprecautionseverytime. Ifyou’rejustawebuserandyouhadtoignoretheerrorstoaccessyourfavoritewebpages,thebestthingyoucandoafterthatwouldbetocontactthewebsiteadmin.Ifyoucareaboutthem,perhapsyou’dadvisethemtogetavalidSSLCertificatefromareputableCAorreseller.Ifyou’rethewebsiteowner,boosttheconfidenceofusersonyourwebsitebyinstallingavalidcertificateandhavingitloggedintheCertificateTransparencyLogs. SomeotherSSLError ERR_SSL_PROTOCOL_ERROR NET::ERR_CERT_AUTHORITY_INVALID ERR_CONNECTION_REFUSED SecureConnectionFailedinFirefox ERR_SSL_VERSION_INTERFERENCE SSL_ERROR_RX_RECORD_TOO_LONGFirefox PostedbyClickSSL ShareonFacebookShareonTwitter   WhatisaDigitalSignature?EverythingYouNeedtoKnow HowToGenerateCSRForWildcardSSLCertificateInIIS7? TrySSLFinder SSLKB WhyClickSSL? SSLRenewals Million ofPeopleTrustonSSL WeAssuretoServe LeadingBrands ClickSSLisplatinumpartnerofleadingCAs&offeringbroadrangeofSSLcertificateproducts. ValuedPrice YouareatrightplacetogetcheapestSSLs;ourpricesareupto79%lowascomparedtoCAs. 100%RefundPolicy Ifyouarenotsatisfied,ourallSSLcertificatesarebackedby30-day100%moneybackguarantee. 24×7Support Ourexpertsarealwaysactivetohelpyou,soyouwillgetinstantsolutionsforyourqueries. ClickSSL–40EMainStreet,Suite1002,Newark,Delaware,19711,USA Copyright&copyClickSSL.AllRightsReserved CompareClose Weusecookiestooptimizesitefunctionalityandgiveyouthebestpossibleexperience.Learnmoreaboutcookiespolicy.Iagree Home Products SingleDomainSSL DomainValidation OrganizationValidation ExtendedValidation(EV) WildcardSSLCertificates Multi-Domain/SANCertificates ExchangeServerCertificates CodeSigningCertificates SSLBrands Comodo RapidSSL GeoTrust Thawte Symantec Deals Partners FreeTools AboutUs Support ContactUs Blog KnowledgeBase