{"id":37392,"date":"2020-09-28T23:45:32","date_gmt":"2020-09-29T06:45:32","guid":{"rendered":"https:\/\/kinsta.com\/?post_type=knowledgebase&#038;p=12293"},"modified":"2025-10-01T20:03:52","modified_gmt":"2025-10-01T20:03:52","slug":"err_ssl_version_or_cipher_mismatch","status":"publish","type":"post","link":"https:\/\/kinsta.com\/se\/blog\/err_ssl_version_or_cipher_mismatch\/","title":{"rendered":"Hur man fixar ERR_SSL_VERSION_OR_CIPHER_MISMATCH"},"content":{"rendered":"<p>N\u00e4r du bes\u00f6ker en webbplats som k\u00f6rs via HTTPS utf\u00f6rs en serie steg mellan webbl\u00e4saren och webbservern f\u00f6r att s\u00e4kerst\u00e4lla att <a href=\"https:\/\/kinsta.com\/se\/blog\/tls-vs-ssl\/\" target=\"_blank\" rel=\"noopener noreferrer\">certifikatet och SSL\/ TLS-anslutningen<\/a> \u00e4r giltig.<\/p>\n<p>N\u00e5gra av dessa steg inkluderar <a href=\"https:\/\/kinsta.com\/blog\/ssl-handshake-failed\/#3-configure-your-browser-for-the-latest-ssltls-protocol-support\" target=\"_blank\" rel=\"noopener noreferrer\">TLS-handskakningen<\/a>, certifikatet som kontrolleras mot certifikatutf\u00e4rdaren och dekryptering av certifikatet. Ibland gillar webbl\u00e4saren inte vad den ser. Det kan r\u00f6ra sig om en felkonfiguration eller en version som inte st\u00f6ds. I dessa fall kan webbl\u00e4saren visa f\u00f6ljande meddelande: &#8221;ERR_SSL_VERSION_OR_CIPHER_MISMATCH&#8221;. Detta hindrar dig fr\u00e5n att komma \u00e5t webbplatsen.<\/p>\n<p>I denna artikel delar vi med oss av n\u00e5gra rekommendationer om hur du l\u00f6ser detta fel.<\/p>\n<h2>Anledningen till ERR_SSL_VERSION_OR_CIPHER_MISMATCH-felet<\/h2>\n<p>ERR_SSL_VERSION_OR_CIPHER_MISMATCH-felet uppst\u00e5r vanligtvis p\u00e5 \u00e4ldre operativsystem eller webbl\u00e4sare.<\/p>\n<p>Men s\u00e5 \u00e4r inte alltid fallet. Faktum \u00e4r att vi helt nyligen st\u00f6tt p\u00e5 en anv\u00e4ndare som fick detta problem p\u00e5 sin WordPress-webbplats som migrerade till Kinsta fr\u00e5n en annan host. Vi k\u00f6r naturligtvis den senaste versionen av Chrome, s\u00e5 problemet l\u00e5g \u00a0hos deras SSL-certifikat. Chrome skyddar dig faktiskt genom att inte l\u00e5ta dig ladda den.<\/p>\n<figure style=\"width: 1195px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/se\/wp-content\/uploads\/sites\/9\/2020\/09\/err_ssl_version_or_cipher_mismatch.png\" alt=\"ERR_SSL_VERSION_OR_CIPHER_MISMATCH\" width=\"1195\" height=\"580\"><figcaption class=\"wp-caption-text\">ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/figcaption><\/figure>\n<p>Det kan \u00e4ven h\u00e4nda att du ser en variant av det h\u00e4r felet, exempelvis:<\/p>\n<ul>\n<li>Fel 113 (netto::err_ssl_version_or_cipher_mismatch): ok\u00e4nt fel<\/li>\n<li>Klienten och servern st\u00f6der inte en gemensam SSL-protokollversion eller chiffersvit<\/li>\n<\/ul>\n<p>Se nedan varf\u00f6r detta h\u00e4nder och vad du kan g\u00f6ra \u00e5t det.<\/p>\n<ul>\n<li><a href=\"#check-ssl-certificate\">Kontrollera ditt SSL-certifikat<\/a><\/li>\n<li><a href=\"#certificate-name-mismatch\">Kontrollera om det finns felmatchning f\u00f6r certifikatnamn<\/a><\/li>\n<li><a href=\"#old-tls-version\">Kontrollera om du har en gammal TLS-version<\/a><\/li>\n<li><a href=\"#rc4-cipher-suite\">Kontrollera RC4 chiffersvit<\/a><\/li>\n<li><a href=\"#clear-ssl-state\">F\u00f6rs\u00f6k att rensa SSL p\u00e5 datorn<\/a><\/li>\n<li><a href=\"#new-operating-system\">Anv\u00e4nd ett nytt operativsystem<\/a><\/li>\n<li><a href=\"#disable-antivirus\">Inaktivera tillf\u00e4lligt Antivirus<\/a><\/li>\n<\/ul>\n<h3 id=\"check-ssl-certificate\">Kontrollera ditt SSL-certifikat<\/h3>\n<p>Om du ser det h\u00e4r felet \u00e4r det enklast att b\u00f6rja med att utf\u00f6ra <a href=\"https:\/\/kinsta.com\/blog\/ssl-check\/\" target=\"_blank\" rel=\"noopener noreferrer\">en SSL-kontroll<\/a> p\u00e5 certifikatet som \u00e4r installerat p\u00e5 webbplatsen.\u00a0Vi rekommenderar att du anv\u00e4nder det <a href=\"https:\/\/www.ssllabs.com\/ssltest\/analyze.html\" target=\"_blank\" rel=\"noopener noreferrer\">kostnadsfria SSL-kontrollverktyget<\/a> fr\u00e5n Qualys SSL Labs. Det \u00e4r mycket tillf\u00f6rlitligt och vi anv\u00e4nder det f\u00f6r alla Kinsta-klienter vid verifiering av certifikat.\u00a0Mata helt enkelt in din dom\u00e4n i f\u00e4ltet Hostname och klicka p\u00e5 &#8221;Skicka in&#8221;.<\/p>\n<p>Du kan \u00e4ven v\u00e4lja alternativet f\u00f6r att d\u00f6lja offentliga resultat om detta \u00e4r vad du f\u00f6redrar. Det kan ta en minut eller tv\u00e5 att skanna webbplatsens SSL \/ TLS-konfiguration p\u00e5 din webbserver.<\/p>\n<figure style=\"width: 1909px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/se\/wp-content\/uploads\/sites\/9\/2020\/09\/kontrollera-ssl-certifikat.png\" alt=\"Kontrollera SSL-certifikat\" width=\"1909\" height=\"1359\"><figcaption class=\"wp-caption-text\">Kontrollera SSL-certifikat<\/figcaption><\/figure>\n<h3 id=\"certificate-name-mismatch\">Kontrollera om det finns felmatchning f\u00f6r certifikatnamn<\/h3>\n<p>I just den h\u00e4r instansen hade kunden som migrerade till Kinsta <strong>en felmatchning av certifikatnamn<\/strong> som skapade ERR_SSL_VERSION_OR_CIPHER_MISMATCH-felet. Som ni kan se i SSL Labs-testet nedan, g\u00e5r detta ganska snabbt och enkelt att diagnostisera. Den obalans som orsakar problemet kan vara ett antal saker s\u00e5som:<\/p>\n<ul style=\"margin-left: 30px\">\n<li>Webbplatsen anv\u00e4nder inte SSL, men delar en IP-adress med n\u00e5gon annan webbplats som g\u00f6r det.<\/li>\n<li>Webbplatsen finns inte l\u00e4ngre, men dom\u00e4nen riktas \u00e4nd\u00e5 mot den gamla IP-adressen, d\u00e4r det nu finns en annan webbplats.<\/li>\n<li>Webbplatsen anv\u00e4nder ett n\u00e4tverk f\u00f6r inneh\u00e5llsleverans (CDN) som inte har st\u00f6d f\u00f6r SSL.<\/li>\n<li>Dom\u00e4nnamnets alias \u00e4r f\u00f6r en webbplats vars namn \u00e4r ett annat, men aliaset ingick inte i certifikatet.<\/li>\n<\/ul>\n<figure style=\"width: 1894px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/se\/wp-content\/uploads\/sites\/9\/2020\/09\/felmatchning-av-certifikatnamn.png\" alt=\"Felmatchning av certifikatnamn\" width=\"1894\" height=\"1552\"><figcaption class=\"wp-caption-text\">Felmatchning av certifikatnamn<\/figcaption><\/figure>\n<p>Ett annat enkelt s\u00e4tt att kontrollera den aktuella dom\u00e4nnamnet \u00e4r att \u00f6ppna upp Chrome DevTools p\u00e5 webbplatsen. H\u00f6gerklicka n\u00e5gonstans p\u00e5 webbplatsen och klicka p\u00e5 &#8221;Inspektera&#8221;. Klicka sedan p\u00e5 fliken s\u00e4kerhet och sedan p\u00e5 &#8221;Visa certifikat.&#8221; Den utf\u00e4rdade dom\u00e4nen kommer att visa i certifikatinformationen. Om detta inte st\u00e4mmer \u00f6verens med den aktuella webbplatsen du \u00e4r p\u00e5 \u00e4r detta ett problem.<\/p>\n<p><span data-sheets-value=\"{\" data-sheets-userformat=\"{\"><\/span><\/p>\n<figure style=\"width: 1384px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/se\/wp-content\/uploads\/sites\/9\/2020\/09\/kontrollera-utfardad-doman-pa-ssl-certifikat.png\" alt=\" Kontrollera utf\u00e4rdad dom\u00e4n p\u00e5 SSL-certifikat\" width=\"1384\" height=\"912\"><figcaption class=\"wp-caption-text\">Kontrollera utf\u00e4rdad dom\u00e4n p\u00e5 SSL-certifikat<\/figcaption><\/figure>\n<p>Kom dock ih\u00e5g att det finns wildcard-certifikat och andra varianter. F\u00f6r en typisk webbplats, b\u00f6r det dock matcha exakt. Men i v\u00e5rt fall, hindrade faktiskt ERR_SSL_VERSION_OR_CIPHER_MISMATCH-felet oss fr\u00e5n att kunna kontrollera det i Chrome DevTools. S\u00e5 i detta fall kan ett verktyg som SSL Labs komma v\u00e4l till pass.<\/p>\n<h3 id=\"old-tls-version\">Kontrollera om du har en gammal TLS-version<\/h3>\n<p>En annan m\u00f6jlig orsak \u00e4r att den TLS-version som k\u00f6rs p\u00e5 webbservern \u00e4r gammal. Helst b\u00f6r det vara minst TLS 1,2 (\u00e4nnu b\u00e4ttre, <a href=\"https:\/\/kinsta.com\/blog\/tls-1-3\/\" target=\"_blank\" rel=\"noopener noreferrer\">TLS 1,3<\/a>). Om du \u00e4r kinsta-kund beh\u00f6ver du aldrig oroa dig f\u00f6r detta eftersom vi alltid uppgraderar v\u00e5ra servrar till de senaste och b\u00e4sta versionerna som st\u00f6ds.\u00a0 <strong>Kinsta st\u00f6der TLS 1.3 p\u00e5 alla v\u00e5ra servrar och v\u00e5rt Kinsta-CDN.<\/strong> Cloudflare m\u00f6jligg\u00f6r ocks\u00e5 TLS 1.3 som standard.<\/p>\n<p>(F\u00f6rslag p\u00e5 l\u00e4sning: om du anv\u00e4nder \u00e4ldre TLS-versioner kanske du vill \u00e5tg\u00e4rda <a href=\"https:\/\/kinsta.com\/se\/blog\/err_ssl_obsolete_version\/\" target=\"_blank\" rel=\"noopener noreferrer\">ERR_SSL_OBSOLETE_VERSION<\/a> i Chrome).<\/p>\n<p>Detta \u00e4r n\u00e5got som SSL Labs-verktyget ocks\u00e5 kan hj\u00e4lpa till med. Under konfigurationen kommer du att f\u00e5 se den aktuella TLS-versionen som k\u00f6rs p\u00e5 servern med det certifikatet. Om det \u00e4r gammalt ska du h\u00f6ra av dig till din host och be dem att uppdatera sin TLS-version.<\/p>\n<figure style=\"width: 2099px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/se\/wp-content\/uploads\/sites\/9\/2020\/09\/serverstod-for-tls-1-3.png\" alt=\"Serverst\u00f6d f\u00f6r TLS 1.3\" width=\"2099\" height=\"635\"><figcaption class=\"wp-caption-text\">Serverst\u00f6d f\u00f6r TLS 1.3<\/figcaption><\/figure>\n<h3 id=\"rc4-cipher-suite\">Kontrollera RC4 chiffersvit<\/h3>\n<p>En annan anledning till ERR_SSL_VERSION_OR_CIPHER_MISMATCH-felet enligt Googles dokumentation \u00e4r att RC4 chiffersvit togs bort i Chrome-versionen 48. Detta \u00e4r inte s\u00e4rskilt vanligt, men det kan intr\u00e4ffa hos st\u00f6rre f\u00f6retags-distributioner som kr\u00e4ver RC4. Anledningen till detta \u00e4r att allt vanligtvis tar l\u00e4ngre tid att uppgradera och uppdatera i st\u00f6rre och mer komplexa konfigurationer.<\/p>\n<p>S\u00e4kerhetsforskare, Google och Microsoft rekommenderar att <a href=\"https:\/\/blogs.technet.microsoft.com\/srd\/2013\/11\/12\/security-advisory-2868725-recommendation-to-disable-rc4\/\" target=\"_blank\" rel=\"noopener noreferrer\">RC4 inaktiveras<\/a>. S\u00e5 du b\u00f6r se till att serverns konfiguration \u00e4r aktiverad med en annan chiffersvit. Du kan visa den aktuella chiffersviten med hj\u00e4lp av verktyget SSL Labs (som visas nedan).<\/p>\n<figure style=\"width: 1666px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/se\/wp-content\/uploads\/sites\/9\/2020\/09\/cipher-suite.png\" alt=\"Cipher suite\" width=\"1666\" height=\"771\"><figcaption class=\"wp-caption-text\">Cipher suite<\/figcaption><\/figure>\n<h3 id=\"clear-ssl-state\">F\u00f6rs\u00f6k att rensa SSL p\u00e5 datorn<\/h3>\n<p>En annan sak du kan prova \u00e4r att rensa SSL i Chrome. Precis som <a href=\"https:\/\/kinsta.com\/se\/blog\/har-rensar-du-cache-for-alla-storre-webblasare\/\" target=\"_blank\" rel=\"noopener noreferrer\">att det kan hj\u00e4lpa att rensa webbl\u00e4sarens cacheminne kan<\/a> det ibland hj\u00e4lpa om saker och ting blir osynkade. SSL-tillst\u00e5ndet i Chrome i Windows avmarkeras s\u00e5 h\u00e4r:<\/p>\n<ul style=\"margin-left: 30px\">\n<li>Klicka p\u00e5 ikonen Google Chrome \u2013 Inst\u00e4llningar (Inst\u00e4llningar) och klicka sedan p\u00e5 Inst\u00e4llningar.<\/li>\n<li>Klicka p\u00e5 Visa avancerade inst\u00e4llningar.<\/li>\n<li>Klicka p\u00e5 \u00c4ndra proxyinst\u00e4llningar under N\u00e4tverk. Dialogrutan Egenskaper f\u00f6r Internet visas.<\/li>\n<li>Klicka p\u00e5 fliken Inneh\u00e5ll.<\/li>\n<li>Klicka p\u00e5 &#8221;Rensa SSL-tillst\u00e5nd&#8221; och sedan p\u00e5 OK.<\/li>\n<li>Starta om Chrome.<\/li>\n<\/ul>\n<figure style=\"width: 668px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/se\/wp-content\/uploads\/sites\/9\/2020\/09\/rensa-ssl-tillstand-i-chrome-pa-windows.png\" alt=\"Rensa SSL-tillst\u00e5nd i Chrome p\u00e5 Windows\" width=\"668\" height=\"918\"><figcaption class=\"wp-caption-text\">Rensa SSL-tillst\u00e5nd i Chrome p\u00e5 Windows<\/figcaption><\/figure>\n<p>Om du har en Mac, kan du se dessa instruktioner om hur du tar <a href=\"http:\/\/lists.gno.org\/cert-maint-mac-10.5.8\/\" target=\"_blank\" rel=\"noopener noreferrer\">bort ett SSL-certifikat<\/a>.<\/p>\n<p><kinsta-video src=\"https:\/\/kinsta.wistia.com\/medias\/4fhjiqsvor?videoFoam=true&#038;videoWidth=640\"><\/kinsta-video><\/p>\n<p><strong>Vi har tagit v\u00e5r stora kunskap om effektiv webbplatshantering och gjort den till en e-bok och video-kurs. Klicka<\/strong> <a href=\"https:\/\/kinsta.com\/se\/ebooks\/wordpress\/hantera-flera-wordpress-webbplatser\/?utm_campaign=how-to-speed-up-your-wordpress-site&#038;utm_source=blog-knowledgebase&#038;utm_medium=video\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>h\u00e4r<\/strong><\/a> <strong>f\u00f6r att ladda ner 2020 Guide till att hantera 40 + WordPress-webbplatser!<\/strong><\/p>\n<h3 id=\"new-operating-system\">Anv\u00e4nd ett nytt operativsystem<\/h3>\n<p>\u00c4ldre operativsystem funkar till slut inte med nyare teknik som TLS 1.3 och de senaste chiffer-sviterna eftersom webbl\u00e4sare slutar st\u00f6dja dem. Specifika komponenter i de senaste SSL-certifikaten kommer helt enkelt att sluta fungera. Google Chrome <a href=\"https:\/\/chrome.googleblog.com\/2015\/11\/updates-to-chrome-platform-support.html\" target=\"_blank\" rel=\"noopener noreferrer\">drog faktiskt ut kontakten p\u00e5 Windows XP \u00e5r 2015<\/a>. Vi rekommenderar alltid att du om m\u00f6jligt uppgraderar till nyare operativsystem, exempelvis Windows 10 eller den senaste versionen av Mac OS X.<\/p>\n<h3 id=\"disable-antivirus\">Inaktivera tillf\u00e4lligt Antivirus<\/h3>\n<p>Om du fortfarande m\u00f6ter ERR_SSL_VERSION_OR_CIPHER_MISMATCH-felet \u00e4r det sista vi uppmanar dig att g\u00f6ra att se till att du inte har ett antivirusprogram som k\u00f6rs. F\u00f6rs\u00f6k i s\u00e5 fall att inaktivera detta tillf\u00e4lligt. Vissa antivirusprogram skapar ett lager mellan webbl\u00e4saren och webben med egna certifikat. Detta kan ibland orsaka problem.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>N\u00e4r du bes\u00f6ker en webbplats som k\u00f6rs via HTTPS utf\u00f6rs en serie steg mellan webbl\u00e4saren och webbservern f\u00f6r att s\u00e4kerst\u00e4lla att certifikatet och SSL\/ TLS-anslutningen \u00e4r &#8230;<\/p>\n","protected":false},"author":38,"featured_media":37401,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kinsta_gated_content":false,"_kinsta_gated_content_redirect":"","footnotes":""},"tags":[],"topic":[760],"class_list":["post-37392","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","topic-chrome-fel"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hur man fixar ERR_SSL_VERSION_OR_CIPHER_MISMATCH (snabba steg)<\/title>\n<meta name=\"description\" content=\"Felet ERR_SSL_VERSION_OR_CIPHER_MISMATCH \u00e4r en typisk orsak vid problem med ditt SSL certifikat eller din webbserver. 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