{"id":6814,"date":"2026-01-08T10:42:59","date_gmt":"2026-01-08T10:42:59","guid":{"rendered":"\/it\/tutorial\/?p=6814"},"modified":"2026-01-14T08:23:22","modified_gmt":"2026-01-14T08:23:22","slug":"come-risolvere-err-ssl-version-or-cipher-mismatch","status":"publish","type":"post","link":"\/it\/tutorial\/come-risolvere-err-ssl-version-or-cipher-mismatch\/","title":{"rendered":"Come risolvere ERR_SSL_VERSION_OR_CIPHER_MISMATCH"},"content":{"rendered":"<p class=\"wp-block-paragraph\">L&rsquo;errore <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong> si verifica comunemente quando un browser Web non riesce a stabilire una connessione sicura perch&eacute; le impostazioni del protocollo SSL\/TLS del sito Web sono obsolete o incompatibili.<\/p><p class=\"wp-block-paragraph\">Questi protocolli sono importanti per criptare i dati e garantire la privacy su Internet. &Egrave; importante che sia i proprietari dei siti web che i visitatori comprendano questo errore, poich&eacute; influisce sulla fiducia degli utenti e sull&rsquo;accessibilit&agrave; del sito.<\/p><p class=\"wp-block-paragraph\">Questa guida spiega le cause di <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong> e fornisce soluzioni passo-passo su come risolverlo. Alla fine, saprete come risolvere i problemi ed evitare che si ripresentino, garantendo ai vostri visitatori un&rsquo;esperienza di navigazione senza problemi.<\/p><p>\n\n\n\n\n\n\n<\/p><h2 class=\"wp-block-heading\" id=\"h-what-is-err-ssl-version-or-cipher-mismatch\">Che cos&rsquo;&egrave; ERR_SSL_VERSION_OR_CIPHER_MISMATCH?<\/h2><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d26596\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d26596\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"545\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-err-ssl-version-or-cipher-mismatch-5.png\/w=1024,h=1024,fit=scale-down\" alt=\"Il messaggio di errore ERR_SSL_VERSION_OR_CIPHER_MISMATCH in Google Chrome\" class=\"wp-image-6755\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-err-ssl-version-or-cipher-mismatch-5.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-err-ssl-version-or-cipher-mismatch-5.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-err-ssl-version-or-cipher-mismatch-5.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">L&rsquo;errore <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong> si verifica in genere quando un browser rileva che il certificato <a href=\"\/it\/tutorial\/cos-e-un-certificato-ssl\/\">Secure Socket Layer (SSL)<\/a> di un sito o le impostazioni del protocollo non sono corrette o la suite di cifratura utilizzata &egrave; obsoleta.<\/p><p class=\"wp-block-paragraph\">Questo errore &egrave; il modo in cui il browser protegge gli utenti dalla visita di siti web potenzialmente non sicuri.<\/p><p class=\"wp-block-paragraph\">I browser web come <strong>Chrome<\/strong>, <strong>Edge<\/strong> e <strong>Safari<\/strong> verificano automaticamente la configurazione SSL di un sito per assicurarne la sicurezza. Questo processo, noto come Transport Layer Security (TLS) handshake, stabilisce una connessione legittima tra il browser e il server Web.<\/p><p class=\"wp-block-paragraph\">Se una delle due parti non supporta una versione standard del protocollo SSL o una suite di cifratura durante l&rsquo;handshake, si attiva <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>.<\/p><h2 class=\"wp-block-heading\" id=\"h-what-causes-the-err-ssl-version-or-cipher-mismatch-error\">Cosa causa l&rsquo;errore ERR_SSL_VERSION_OR_CIPHER_MISMATCH?<\/h2><p class=\"wp-block-paragraph\">Il messaggio di errore <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong> pu&ograve; derivare da diverse cause possibili, quali:<\/p><ul class=\"wp-block-list\">\n<li><strong>Protocolli SSL\/TLS obsoleti o incompatibili<\/strong>. Se un server Web utilizza una versione del protocollo SSL\/TLS obsoleta, come SSL <strong>3.0<\/strong> o TLS <strong>1.0<\/strong>, potrebbe non essere supportata dai browser Web attuali, causando questo errore.<\/li>\n\n\n\n<li><strong>Nome del certificato scaduto o non corrispondente<\/strong>. Se il certificato SSL del sito web &egrave; assegnato a un nome di dominio diverso o se &egrave; scaduto, il browser visualizza un messaggio di avviso.<\/li>\n\n\n\n<li><strong>Impostazioni errate del server web o del CDN<\/strong>. Configurazioni SSL errate su un server web o su una rete di distribuzione di contenuti (CDN), come <strong>Cloudflare<\/strong>, possono impedire una comunicazione corretta tra il server e il browser.<\/li>\n\n\n\n<li><strong>Problemi di browser o di cache<\/strong>. I dati della cache del browser web potrebbero contenere informazioni SSL non aggiornate e in conflitto con le impostazioni correnti di un sito web.<\/li>\n\n\n\n<li><strong>Interferenze dell&rsquo;antivirus o del firewall<\/strong>. Un software firewall o antivirus specifico pu&ograve; bloccare le connessioni sicure a causa di configurazioni errate o di falsi positivi, causando la comparsa dell&rsquo;errore.<\/li>\n<\/ul><h2 class=\"wp-block-heading\" id=\"h-how-to-fix-the-err-ssl-version-or-cipher-mismatch-error\">Come risolvere l&rsquo;errore ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/h2><p class=\"wp-block-paragraph\">Ecco alcuni suggerimenti per la risoluzione dei problemi per risolvere <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>. Si noti che i primi due metodi sono dedicati ai proprietari di siti web, mentre i passaggi da tre a sei sono validi per tutti, compresi gli utenti finali.<\/p><h3 class=\"wp-block-heading\" id=\"h-1-verify-the-ssl-tls-certificate\">1. Verificare il certificato SSL\/TLS<\/h3><p class=\"wp-block-paragraph\">La verifica del certificato SSL\/TLS del sito web &egrave; un ottimo punto di partenza per risolvere l&rsquo;errore <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>. Ecco come verificare i problemi di configurazione SSL:<\/p><p class=\"wp-block-paragraph\"><strong>Verifica della validit&agrave; del certificato SSL<\/strong><\/p><p class=\"wp-block-paragraph\">Per determinare se il vostro certificato SSL &egrave; ancora valido e aggiornato, utilizzate strumenti online come <strong>Qualys SSL Labs<\/strong>. Questo strumento fornisce un rapporto completo sulle impostazioni SSL, evidenziando eventuali problemi che potrebbero causare errori. Segui questi passaggi:<\/p><ol class=\"wp-block-list\">\n<li>Andate alla pagina <a href=\"https:\/\/www.ssllabs.com\/ssltest\/index.html\" target=\"_blank\" rel=\"noopener\">Qualys SSL Server Test<\/a>.<\/li>\n\n\n\n<li>Inserite l&rsquo;URL del vostro sito web e premete <strong>Invia<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2773b\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2773b\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"378\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Qualys-SSL-Labs-SSL-Server-Test-homepage-5.png\/w=1024,h=1024,fit=scale-down\" alt=\"Pagina di test del server SSL dei laboratori Qualys SSL\" class=\"wp-image-6757\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Qualys-SSL-Labs-SSL-Server-Test-homepage-5.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Qualys-SSL-Labs-SSL-Server-Test-homepage-5.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Qualys-SSL-Labs-SSL-Server-Test-homepage-5.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Attendete che lo strumento analizzi il vostro sito. Fornir&agrave; un voto per la vostra connessione SSL e identificher&agrave; eventuali problemi, come un certificato SSL scaduto o un supporto di protocollo debole.<\/li>\n\n\n\n<li>Esaminate i risultati per verificare che il vostro certificato SSL sia valido, emesso correttamente e supportato dai browser attuali. Se il certificato &egrave; scaduto o non valido, &egrave; necessario rinnovarlo o sostituirlo.<\/li>\n<\/ol><p class=\"wp-block-paragraph\"><strong>Comprendere il rapporto Qualys SSL Labs<\/strong><\/p><p class=\"wp-block-paragraph\">Per risolvere efficacemente <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>, &egrave; necessario comprendere i risultati forniti da Qualys. Ecco quattro problemi comuni che potrebbero comparire nel rapporto:<\/p><ul class=\"wp-block-list\">\n<li><strong>Il nome del certificato SSL non corrisponde<\/strong>. Ci&ograve; si verifica quando il nome del dominio nel certificato SSL non corrisponde all&rsquo;URL a cui si accede nel browser. Qualys SSL Labs rileva una mancata corrispondenza e include le informazioni nel suo report.<\/li>\n<\/ul><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2839f\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2839f\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"339\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Segnalazione-SSL-non-corrispondente-3.png\/w=1024,h=1024,fit=scale-down\" alt=\"Il risultato \" class=\"wp-image-6760\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Segnalazione-SSL-non-corrispondente-3.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Segnalazione-SSL-non-corrispondente-3.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Segnalazione-SSL-non-corrispondente-3.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ul class=\"wp-block-list\">\n<li><strong>Certificato SSL non valido<\/strong>. Questo accade quando il certificato &egrave; scaduto, non &egrave; stato emesso da un&rsquo;autorit&agrave; di certificazione affidabile o &egrave; stato installato in modo improprio. In tal caso, &egrave; necessario aggiornare o reinstallare il certificato.<\/li>\n<\/ul><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d28d5c\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d28d5c\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"746\" height=\"400\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/valutazione-T-3.png\/public\" alt=\"Il risultato \" class=\"wp-image-6763\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/valutazione-T-3.png\/w=746,fit=scale-down 746w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/valutazione-T-3.png\/w=300,fit=scale-down 300w\" sizes=\"(max-width: 746px) 100vw, 746px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ul class=\"wp-block-list\">\n<li><strong>Suite di cifratura RC4<\/strong>. Il test SSL Labs verifica la suite di cifratura corrente del server. Se utilizza ancora la suite di cifratura <strong>RC4<\/strong>, considerata insicura, il report lo segnala. Aggiornare la configurazione del server per disabilitare <strong>RC4<\/strong> e utilizzare invece una suite di cifratura sicura.<\/li>\n<\/ul><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d29a15\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d29a15\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"742\" height=\"405\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/rating-F-cipher-3.png\/public\" alt=\"Il risultato \" class=\"wp-image-6766\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/rating-F-cipher-3.png\/w=742,fit=scale-down 742w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/rating-F-cipher-3.png\/w=300,fit=scale-down 300w\" sizes=\"(max-width: 742px) 100vw, 742px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ul class=\"wp-block-list\">\n<li><strong>Vecchia versione TLS<\/strong>. Lo strumento identifica anche la versione corrente di TLS che il vostro sito web sta utilizzando. Dovrebbe essere almeno TLS <strong>1.2<\/strong>, poich&eacute; i browser attuali non supportano pi&ugrave; le versioni precedenti, come TLS <strong>1.0<\/strong> e TLS <strong>1.1<\/strong>. Se il vostro sito utilizza ancora una versione obsoleta, contattate il vostro provider di hosting per aggiornare la versione TLS.<\/li>\n<\/ul><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2a3f5\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2a3f5\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"743\" height=\"414\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/valutazione-F-TLS-3.png\/public\" alt=\"Il risultato \" class=\"wp-image-6769\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/valutazione-F-TLS-3.png\/w=743,fit=scale-down 743w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/valutazione-F-TLS-3.png\/w=300,fit=scale-down 300w\" sizes=\"(max-width: 743px) 100vw, 743px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\"><strong>Indagine su un nome di certificato non corrispondente<\/strong><\/p><p class=\"wp-block-paragraph\">Se lo strumento Qualys SSL Labs rileva una mancata corrispondenza del certificato SSL, utilizzate <strong>Google Chrome DevTools<\/strong>, per confermare quali nomi di dominio sono coperti dal vostro certificato. Ecco come:<\/p><ol class=\"wp-block-list\">\n<li>Fare clic con il pulsante destro del mouse su un punto qualsiasi di una scheda di Chrome e selezionare <strong>Ispeziona<\/strong>.<\/li>\n\n\n\n<li>Andare su <strong>Sicurezza<\/strong> &rarr; <strong>Visualizza certificato<\/strong> per visualizzare le informazioni sul certificato.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2adf5\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2adf5\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"625\" height=\"371\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/visualizza-certificato-3.png\/public\" alt=\"Il pulsante Visualizza certificato nella scheda Sicurezza di Google Chrome\" class=\"wp-image-6772\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/visualizza-certificato-3.png\/w=625,fit=scale-down 625w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/visualizza-certificato-3.png\/w=300,fit=scale-down 300w\" sizes=\"(max-width: 625px) 100vw, 625px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Nella finestra del certificato, spostarsi su <strong>Dettagli<\/strong> &rarr; <strong>Nome alternativo del soggetto del certificato<\/strong>. Questo mostrer&agrave; tutti i nomi di dominio coperti dal certificato.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2b770\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2b770\" class=\"aligncenter size-large is-resized wp-lightbox-container\"><img decoding=\"async\" width=\"821\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-certificate-viewer-certificate-subject-alternative-name-highlighted-3.png\/w=1024,h=1024,fit=scale-down\" alt=\"Il campo Nome alternativo del soggetto del certificato nella finestra Visualizzatore certificati di Google Chrome\" class=\"wp-image-6775\" style=\"width:541px;height:auto\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-certificate-viewer-certificate-subject-alternative-name-highlighted-3.png\/w=821,fit=scale-down 821w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-certificate-viewer-certificate-subject-alternative-name-highlighted-3.png\/w=241,fit=scale-down 241w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-certificate-viewer-certificate-subject-alternative-name-highlighted-3.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 821px) 100vw, 821px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Esaminare l&rsquo;elenco dei nomi di dominio per verificare che corrispondano all&rsquo;URL a cui si accede. In caso di discrepanza, reindirizzare il traffico al dominio corretto o utilizzare un <a href=\"https:\/\/knowledge.digicert.com\/general-information\/what-is-a-wildcard-certificate\" target=\"_blank\" rel=\"noopener\">certificato wildcard<\/a> che copra pi&ugrave; sottodomini.<\/li>\n<\/ol><h3 class=\"wp-block-heading\" id=\"h-2-reconfigure-ssl-settings\">2. Riconfigurare le impostazioni SSL<\/h3><p class=\"wp-block-paragraph\">La riconfigurazione delle impostazioni SSL pu&ograve; risolvere il problema <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong> se le configurazioni errate lo causano. Ecco come farlo su servizi come Hostinger e Cloudflare:<\/p><p class=\"wp-block-paragraph\"><strong>Riconfigurazione delle impostazioni SSL su Hostinger per l&rsquo;SSL a vita<\/strong><\/p><p class=\"wp-block-paragraph\">Hostinger offre un certificato SSL gratuito di Lifetime SSL per tutti i nostri <a href=\"\/it\/web-hosting\">piani di web hosting<\/a>. &Egrave; possibile aggiornare le impostazioni SSL tramite hPanel seguendo le istruzioni riportate di seguito:<\/p><ol class=\"wp-block-list\">\n<li>Accedere a hPanel utilizzando il proprio account Hostinger.<\/li>\n\n\n\n<li>Andate su <strong>Siti web<\/strong> &rarr; <strong>Cruscotto<\/strong>.<\/li>\n\n\n\n<li>Nella barra laterale sinistra, selezionare <strong>Sicurezza<\/strong> &rarr; <strong>SSL<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2c0d4\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2c0d4\" class=\"aligncenter size-full is-resized wp-lightbox-container\"><img decoding=\"async\" width=\"247\" height=\"535\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/ssl-hpanel-sidebar.png\/public\" alt=\"Il menu SSL in hPanel\" class=\"wp-image-6883\" style=\"width:250px;height:auto\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/ssl-hpanel-sidebar.png\/w=247,fit=scale-down 247w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/ssl-hpanel-sidebar.png\/w=139,fit=scale-down 139w\" sizes=\"(max-width: 247px) 100vw, 247px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Fare clic sul <strong>menu a tre punti<\/strong> e selezionare <strong>Disinstalla<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2cbcf\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2cbcf\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1134\" height=\"367\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/uninstall-ssl-hpanel.png\/w=1024,h=1024,fit=scale-down\" alt=\"L'opzione Disinstalla nella pagina del certificato SSL di hPanel\" class=\"wp-image-6885\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/uninstall-ssl-hpanel.png\/w=1134,fit=scale-down 1134w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/uninstall-ssl-hpanel.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/uninstall-ssl-hpanel.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/uninstall-ssl-hpanel.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1134px) 100vw, 1134px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"5\" class=\"wp-block-list\">\n<li>Riabilitare l&rsquo;SSL selezionando il nome del dominio e facendo clic su <strong>Installa SSL<\/strong>.<\/li>\n\n\n\n<li>Attendete che l&rsquo;SSL sia attivato per il vostro dominio. Al termine, fare nuovamente clic sul<strong>menu a tre punti<\/strong>, e selezionare <strong>Forza HTTPS<\/strong> per garantire che tutto il traffico venga reindirizzato in modo sicuro.<\/li>\n\n\n\n<li>Andare in <strong>Avanzate<\/strong> &rarr; <strong>Gestore cache<\/strong> e premere <strong>Elimina tutto<\/strong> per cancellare tutti i dati della cache che puntano alla vecchia configurazione SSL.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2d72b\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2d72b\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1135\" height=\"480\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/purge-cache-hpanel.png\/w=1024,h=1024,fit=scale-down\" alt=\"Il pulsante Elimina tutto nella pagina Gestore della cache di hPanel\" class=\"wp-image-6886\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/purge-cache-hpanel.png\/w=1135,fit=scale-down 1135w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/purge-cache-hpanel.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/purge-cache-hpanel.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/purge-cache-hpanel.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1135px) 100vw, 1135px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><figure class=\"wp-block-image size-large\"><a href=\"\/it\/hosting\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"2048\" height=\"600\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2024\/02\/IT-Web-hosting_in-text-banner.png\/w=1024,h=1024,fit=scale-down\" alt=\"\" class=\"wp-image-1317\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2024\/02\/IT-Web-hosting_in-text-banner.png\/w=2048,fit=scale-down 2048w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2024\/02\/IT-Web-hosting_in-text-banner.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2024\/02\/IT-Web-hosting_in-text-banner.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2024\/02\/IT-Web-hosting_in-text-banner.png\/w=768,fit=scale-down 768w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2024\/02\/IT-Web-hosting_in-text-banner.png\/w=1536,fit=scale-down 1536w\" sizes=\"(max-width: 2048px) 100vw, 2048px\" \/><\/a><\/figure><p class=\"wp-block-paragraph\"><strong>Riconfigurazione delle impostazioni SSL tramite Cloudflare per Universal SSL<\/strong><\/p><p class=\"wp-block-paragraph\">Se si utilizza l<a href=\"https:\/\/developers.cloudflare.com\/ssl\/edge-certificates\/universal-ssl\" target=\"_blank\" rel=\"noopener\">&lsquo;Universal SSL di Cloudflare<\/a>, &egrave; necessario regolare le impostazioni SSL attraverso la sua dashboard. Ecco come:<\/p><ol class=\"wp-block-list\">\n<li>Accedere alla <a href=\"https:\/\/dash.cloudflare.com\/login\" target=\"_blank\" rel=\"noopener\">dashboard di Cloudflare<\/a>.<\/li>\n\n\n\n<li>Selezionare <strong>SSL\/TLS<\/strong> nel pannello superiore della dashboard.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2ecb0\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2ecb0\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"113\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/SSL-TLS-3.png\/w=1024,h=1024,fit=scale-down\" alt=\"Il menu SSL\/TLS nella dashboard di Cloudflare\" class=\"wp-image-6787\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/SSL-TLS-3.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/SSL-TLS-3.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/SSL-TLS-3.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Accedere alla scheda <strong>Certificati Edge<\/strong>.<\/li>\n\n\n\n<li>Scorrere verso il basso e trovare il pulsante <strong>Disabilita SSL universale<\/strong> per disabilitare l&rsquo;SSL.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2f6fd\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2f6fd\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"241\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/disabilita-universale-SSL-3.png\/w=1024,h=1024,fit=scale-down\" alt=\"Il pulsante Disable Universal SSL (Disattiva SSL universale) nella dashboard di Cloudflare\" class=\"wp-image-6790\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/disabilita-universale-SSL-3.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/disabilita-universale-SSL-3.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/disabilita-universale-SSL-3.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"5\" class=\"wp-block-list\">\n<li>Attendere qualche minuto per il completamento del processo, quindi fare clic su <strong>Abilita SSL universale<\/strong> per riattivarlo.<\/li>\n\n\n\n<li>Tornare al pannello superiore e selezionare <strong>Caching<\/strong>.<\/li>\n\n\n\n<li>Spostarsi su <strong>Configurazione<\/strong> &rarr; <strong>Elimina cache<\/strong> &rarr; <strong>Elimina tutto<\/strong> per cancellare la cache.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d2ffe1\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d2ffe1\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"350\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/spurgare-tutto-3.png\/w=1024,h=1024,fit=scale-down\" alt=\"Il pulsante Purge Everything nella sezione Purge Cache del cruscotto Cloudflare\" class=\"wp-image-6793\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/spurgare-tutto-3.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/spurgare-tutto-3.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/spurgare-tutto-3.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">Indipendentemente dal servizio, attendere qualche minuto dopo aver completato questi passaggi. Quindi, rivisitate il vostro sito web per verificare se il problema &egrave; stato risolto.<\/p><h3 class=\"wp-block-heading\" id=\"h-3-enable-the-latest-tls-support\">3. Abilitare il supporto TLS pi&ugrave; recente<\/h3><p class=\"wp-block-paragraph\">L&rsquo;attivazione della versione TLS pi&ugrave; recente nel browser pu&ograve; contribuire a risolvere il problema <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>. La versione pi&ugrave; recente, TLS <strong>1.3<\/strong>, &egrave; ampiamente supportata dai browser attuali.<\/p><p class=\"wp-block-paragraph\">Tuttavia, in alcuni casi potrebbe essere necessario abilitare versioni TLS pi&ugrave; vecchie a scopo di test. Ecco come gestire il supporto TLS del browser:<\/p><p class=\"wp-block-paragraph\"><strong>Abilitazione di TLS 1.3 per le versioni precedenti del browser<\/strong><\/p><p class=\"wp-block-paragraph\">La maggior parte dei browser, compreso Google Chrome, supporta TLS <strong>1.3<\/strong> per impostazione predefinita. Tuttavia, se si utilizza una versione precedente di Chrome, potrebbe essere necessario attivarla manualmente:<\/p><ol class=\"wp-block-list\">\n<li>Aprite Chrome e inserite <strong>chrome:\/\/flags<\/strong> nella barra degli indirizzi.<\/li>\n\n\n\n<li>Nel campo di ricerca, digitare <strong>TLS<\/strong>.<\/li>\n\n\n\n<li>Cercare le opzioni <strong>TLS 1.3<\/strong> e impostarle su <strong>Enabled<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d30aee\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d30aee\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"552\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-experiments-tls-3.png\/w=1024,h=1024,fit=scale-down\" alt=\"Le opzioni TLS 1.3 nella pagina Esperimenti di Google Chrome\" class=\"wp-image-6795\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-experiments-tls-3.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-experiments-tls-3.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-experiments-tls-3.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Fare clic su <strong>Rilancia<\/strong> per riavviare Chrome e assicurarsi che le modifiche abbiano effetto.<\/li>\n<\/ol><p class=\"wp-block-paragraph\"><strong>Attivazione di versioni TLS precedenti<\/strong><\/p><p class=\"wp-block-paragraph\">A volte pu&ograve; essere necessario verificare se le versioni TLS pi&ugrave; vecchie, come TLS <strong>1.0<\/strong> o <strong>1.1<\/strong>, causano <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>. Sebbene non sia consigliabile mantenere queste impostazioni, &egrave; possibile abilitare temporaneamente i protocolli precedenti.<\/p><p class=\"wp-block-paragraph\">Per gli utenti di Chrome, ecco come fare:<\/p><ol class=\"wp-block-list\">\n<li>Digitare <strong>chrome:\/\/flags<\/strong> nella barra degli indirizzi e premere <strong>Invio<\/strong>.<\/li>\n\n\n\n<li>Cercare <strong>TLS<\/strong> nel campo designato.<\/li>\n\n\n\n<li>Individuare <strong>Enforce deprecation of legacy TLS versions<\/strong> e impostarlo su <strong>Disabled<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d31520\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d31520\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"742\" height=\"322\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/cromo-TLS-3.png\/public\" alt=\"L'opzione \" class=\"wp-image-6798\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/cromo-TLS-3.png\/w=742,fit=scale-down 742w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/cromo-TLS-3.png\/w=300,fit=scale-down 300w\" sizes=\"(max-width: 742px) 100vw, 742px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Riavviare Chrome per applicare le modifiche.<\/li>\n<\/ol><p class=\"wp-block-paragraph\">Se utilizzate Windows, potete anche abilitare tutte le versioni di TLS sul vostro sistema con questi passaggi:<\/p><ol class=\"wp-block-list\">\n<li>Accedere a <strong>Pannello di controllo<\/strong> &rarr; <strong>Centro connessioni di rete e condivisione<\/strong> &rarr; <strong>Propriet&agrave; Internet<\/strong>.<\/li>\n\n\n\n<li>Selezionare la scheda <strong>Avanzate<\/strong> e selezionare le caselle <strong>Usa TLS 1.0<\/strong>, <strong>Usa TLS 1.1<\/strong>, <strong>Usa TLS 1.2<\/strong> e <strong>Usa TLS 1.3 (sperimentale)<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d31e52\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d31e52\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"403\" height=\"529\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Versioni-TLS-3.png\/public\" alt=\"Le caselle di controllo della versione TLS nella scheda Avanzate delle impostazioni delle Propriet&agrave; Internet di Windows\" class=\"wp-image-6801\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Versioni-TLS-3.png\/w=403,fit=scale-down 403w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/Versioni-TLS-3.png\/w=229,fit=scale-down 229w\" sizes=\"(max-width: 403px) 100vw, 403px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Premere <strong>OK<\/strong> per salvare la configurazione.<\/li>\n<\/ol><p>\n\n\n    <div class=\"announcement-block announcement-block--warning\">\n        <span class=\"announcement-block__heading\">\n            <svg width=\"24\" height=\"26\" viewBox=\"0 0 24 26\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                <path fill-rule=\"evenodd\" clip-rule=\"evenodd\"\n                d=\"M12 23.5C17.799 23.5 22.5 18.799 22.5 13C22.5 7.20101 17.799 2.5 12 2.5C6.20101 2.5 1.5 7.20101 1.5 13C1.5 18.799 6.20101 23.5 12 23.5ZM13.637 8.65198C13.637 7.74791 12.9041 7.01501 12 7.01501C11.0959 7.01501 10.363 7.74791 10.363 8.65198C10.5335 10.5375 10.875 14.383 10.875 14.383C10.875 15.0043 11.3787 15.508 12 15.508C12.6213 15.508 13.125 15.0043 13.125 14.383V14.38L13.637 8.65198ZM11.9927 16.714C11.3714 16.714 10.8677 17.2177 10.8677 17.839C10.8677 18.4603 11.3714 18.964 11.9927 18.964H12.0073C12.6286 18.964 13.1323 18.4603 13.1323 17.839C13.1323 17.2177 12.6286 16.714 12.0073 16.714H11.9927Z\"\n                fill=\"#BE1025\"\/>\n            <\/svg>\n            Warning        <\/span>\n        <p class=\"announcement-block__content\">\n            <strong>Attenzione!<\/strong> &Egrave; consigliabile attivare le vecchie versioni di TLS solo temporaneamente a scopo di test. Mantenere queste impostazioni abilitate non &egrave; sicuro per le normali attivit&agrave; di navigazione, poich&eacute; le versioni precedenti non sono pi&ugrave; supportate e possono esporre l'utente a vulnerabilit&agrave;.        <\/p>\n    <\/div>\n\n    \n\n\n\n<\/p><h3 class=\"wp-block-heading\" id=\"h-4-disable-the-quic-protocol\">4. Disattivare il protocollo QUIC<\/h3><p class=\"wp-block-paragraph\">Il protocollo Quick UDP Internet Connection (QUIC) &egrave; un progetto sperimentale sviluppato da Google per migliorare la velocit&agrave; e l&rsquo;affidabilit&agrave; delle applicazioni web che utilizzano lo User Datagram Protocol (UDP).<\/p><p class=\"wp-block-paragraph\">Sebbene QUIC possa essere un&rsquo;alternativa efficace a soluzioni di sicurezza note come TCP, HTTP\/2 e TLS\/SSL, a volte pu&ograve; causare errori SSL come <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>.<\/p><p class=\"wp-block-paragraph\">La disattivazione del protocollo QUIC nel browser pu&ograve; aiutare a risolvere questo problema. Ecco i passaggi per Google Chrome:<\/p><ol class=\"wp-block-list\">\n<li>Andate su <strong>chrome:\/\/flags<\/strong> e cercate <strong>QUIC<\/strong>.<\/li>\n\n\n\n<li>Modificare il valore del <strong>Protocollo QUIC sperimentale<\/strong> in <strong>Disabilitato<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d329f0\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d329f0\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"505\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-experiments-enabled-highlighted-3.png\/w=1024,h=1024,fit=scale-down\" alt=\"google-chrome-experiments-enabled-highlighted\" class=\"wp-image-6803\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-experiments-enabled-highlighted-3.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-experiments-enabled-highlighted-3.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-experiments-enabled-highlighted-3.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Riavviare il browser Web.<\/li>\n<\/ol><h3 class=\"wp-block-heading\" id=\"h-5-clear-your-web-history-and-cache\">5. Cancellare la cronologia e la cache del Web<\/h3><p class=\"wp-block-paragraph\">La cache del browser memorizza dati come testo, immagini e file dei siti web visitati in precedenza, consentendo un caricamento pi&ugrave; rapido nelle visite future.<\/p><p class=\"wp-block-paragraph\">Tuttavia, se un sito web aggiorna il proprio certificato SSL o le impostazioni, la cache pu&ograve; diventare obsoleta, causando problemi come <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>. La cancellazione della cache del browser pu&ograve; aiutare a risolvere questi problemi.<\/p><p class=\"wp-block-paragraph\">Ecco una guida per gli utenti di Google Chrome:<\/p><ol class=\"wp-block-list\">\n<li>Fare clic sul <strong>menu a tre punti<\/strong> nell&rsquo;angolo superiore destro e selezionare <strong>Impostazioni<\/strong>.<\/li>\n\n\n\n<li>Andate su <strong>Privacy e sicurezza<\/strong> &rarr; <strong>Elimina dati di navigazione<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d33702\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d33702\" class=\"aligncenter size-large is-resized wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"835\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-privacy-e-sicurezza-cancellazione-dati-di-browsing-evidenziati-3.png\/w=1024,h=1024,fit=scale-down\" alt=\"google-chrome-privacy-e-sicurezza-cancellazione-dati-di-browsing- evidenziati\" class=\"wp-image-6805\" style=\"width:746px;height:auto\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-privacy-e-sicurezza-cancellazione-dati-di-browsing-evidenziati-3.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-privacy-e-sicurezza-cancellazione-dati-di-browsing-evidenziati-3.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-privacy-e-sicurezza-cancellazione-dati-di-browsing-evidenziati-3.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Nella finestra a comparsa, selezionare l&rsquo;intervallo di tempo per l&rsquo;eliminazione, ad esempio <strong>Tutto il tempo<\/strong>.<\/li>\n\n\n\n<li>Selezionare l&rsquo;opzione <strong>Immagini e file memorizzati nella cache<\/strong>. &Egrave; possibile selezionare anche altre opzioni, se necessario.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d34191\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d34191\" class=\"aligncenter size-large is-resized wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"941\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-delete-browsing-data-cached-images-and-files-highlighted-3.png\/w=1024,h=1024,fit=scale-down\" alt=\"La casella di controllo Immagini e file memorizzati nella cache si trova nella finestra Elimina dati di navigazione di Google Chrome.\" class=\"wp-image-6807\" style=\"width:624px;height:auto\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-delete-browsing-data-cached-images-and-files-highlighted-3.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-delete-browsing-data-cached-images-and-files-highlighted-3.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/google-chrome-delete-browsing-data-cached-images-and-files-highlighted-3.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"5\" class=\"wp-block-list\">\n<li>Fare clic su <strong>Elimina dati<\/strong>.<\/li>\n<\/ol><p class=\"wp-block-paragraph\">Successivamente, provare a rivisitare il sito web. Se l&rsquo;errore persiste, considerare la possibilit&agrave; di cancellare lo stato SSL. Si noti che questa opzione &egrave; disponibile solo su Windows:<\/p><ol class=\"wp-block-list\">\n<li>Accedere a <strong>Pannello di controllo<\/strong> &rarr; <strong>Centro connessioni di rete e condivisione<\/strong> &rarr; <strong>Propriet&agrave; Internet<\/strong>.<\/li>\n\n\n\n<li>Nella scheda <strong>Contenuto<\/strong>, fare clic su <strong>Cancella stato SSL<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d34c23\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d34c23\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"401\" height=\"524\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/windows-internet-properties-content-clear-ssl-state-highlighted-1-7.png\/public\" alt=\"Il pulsante Cancella stato SSL nella scheda Contenuto delle impostazioni Propriet&agrave; Internet di Windows\" class=\"wp-image-6809\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/windows-internet-properties-content-clear-ssl-state-highlighted-1-7.png\/w=401,fit=scale-down 401w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/windows-internet-properties-content-clear-ssl-state-highlighted-1-7.png\/w=230,fit=scale-down 230w\" sizes=\"(max-width: 401px) 100vw, 401px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Premete <strong>OK<\/strong>.<\/li>\n<\/ol><h3 class=\"wp-block-heading\" id=\"h-6-review-antivirus-and-firewall-settings\">6. Rivedere le impostazioni dell&rsquo;antivirus e del firewall<\/h3><p class=\"wp-block-paragraph\">A volte, il software antivirus o le impostazioni del firewall possono bloccare le connessioni sicure, causando problemi come <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>. Una configurazione errata o i certificati SSL del software possono causare falsi allarmi, segnalando siti web sicuri come pericolosi.<\/p><p class=\"wp-block-paragraph\"><strong>Disabilitazione temporanea di antivirus e firewall<\/strong><\/p><p class=\"wp-block-paragraph\">Se si utilizza Windows, procedere come segue:<\/p><ol class=\"wp-block-list\">\n<li>Andate in <strong>Impostazioni<\/strong> &rarr; <strong>Privacy e sicurezza<\/strong> &rarr; <strong>Sicurezza di Windows<\/strong>.<\/li>\n\n\n\n<li>Selezionare <strong>Protezione da virus e minacce<\/strong> &rarr; <strong>Gestisci impostazioni<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d35991\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d35991\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"824\" height=\"597\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/windows-virus-protezione-minacce-gestire-impostazioni-sottolineato-7.png\/public\" alt=\"L'opzione Gestisci impostazioni nel menu Protezione da virus e minacce di Windows\" class=\"wp-image-6811\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/windows-virus-protezione-minacce-gestire-impostazioni-sottolineato-7.png\/w=824,fit=scale-down 824w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/windows-virus-protezione-minacce-gestire-impostazioni-sottolineato-7.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/windows-virus-protezione-minacce-gestire-impostazioni-sottolineato-7.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 824px) 100vw, 824px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Attivare la <strong>Protezione in tempo reale<\/strong> su <strong>Off<\/strong> e fare clic su <strong>S&igrave;<\/strong> per confermare.<\/li>\n<\/ol><p class=\"wp-block-paragraph\">Ecco le istruzioni per gli utenti di macOS:<\/p><ol class=\"wp-block-list\">\n<li>Andare in <strong>Impostazioni di sistema<\/strong> &rarr; <strong>Rete<\/strong> &rarr; <strong>Firewall<\/strong>.<\/li>\n\n\n\n<li>Disattivare l&rsquo;opzione <strong>Firewall<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"6a93149d36434\"}' data-wp-interactive=\"core\/image\" data-wp-key=\"6a93149d36434\" class=\"aligncenter size-large wp-lightbox-container\"><img decoding=\"async\" width=\"1024\" height=\"440\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/macos-network-firewall-highlighted-1-7.png\/w=1024,h=1024,fit=scale-down\" alt=\"L'opzione Firewall nella scheda Rete in macOS\" class=\"wp-image-6813\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/macos-network-firewall-highlighted-1-7.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/macos-network-firewall-highlighted-1-7.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/27\/2026\/01\/macos-network-firewall-highlighted-1-7.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" data-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on--click=\"actions.showLightbox\" data-wp-style--right=\"state.thisImage.buttonRight\" data-wp-style--top=\"state.thisImage.buttonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div><p class=\"wp-block-paragraph\">Se utilizzate un antivirus di terze parti, cercate un&rsquo;opzione per disabilitare temporaneamente la protezione in tempo reale, la protezione web o il firewall. L&rsquo;opzione pu&ograve; essere indicata come <strong>Sospendi protezione<\/strong>, <strong>Disattiva<\/strong> o <strong>Metti in pausa<\/strong>.<\/p><p class=\"wp-block-paragraph\">Dopo aver disattivato questi programmi di sicurezza, provate ad aprire lo stesso sito web per verificare se l&rsquo;errore persiste.<\/p><p class=\"wp-block-paragraph\"><strong>Regolare le impostazioni di antivirus e firewall<\/strong><\/p><p class=\"wp-block-paragraph\">Se il problema &egrave; causato dall&rsquo;antivirus o dal firewall, si consiglia di modificare le impostazioni per evitare che blocchino i siti web sicuri:<\/p><ul class=\"wp-block-list\">\n<li><strong>Disattivare le funzioni di scansione SSL o HTTPS<\/strong>. Verificare la presenza di funzioni di scansione SSL o HTTPS nel software e disattivarle. Queste caratteristiche possono talvolta interferire con i certificati SSL legittimi e causare errori.<\/li>\n\n\n\n<li><strong>Inserite il sito web nella whitelist<\/strong>. Aggiungete il sito web interessato all&rsquo;elenco dei siti attendibili o alle eccezioni per assicurarvi che non venga bloccato in futuro.<\/li>\n\n\n\n<li><strong>Rivolgetevi a un professionista<\/strong>. Consultate il team di supporto del software o la documentazione ufficiale se non siete sicuri di come configurare correttamente le impostazioni.<\/li>\n<\/ul><h2 class=\"wp-block-heading\" id=\"h-conclusion\">Conclusioni<\/h2><p class=\"wp-block-paragraph\">Per risolvere l&rsquo;errore <strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>, i proprietari di siti web possono iniziare a verificare il certificato SSL\/TLS e quindi riconfigurare le impostazioni SSL.<\/p><p class=\"wp-block-paragraph\">Per i visitatori, provate ad attivare il supporto TLS pi&ugrave; recente, a disabilitare il protocollo QUIC, a svuotare la cache del browser e a rivedere le impostazioni dell&rsquo;antivirus e del firewall per verificare che non stiano bloccando le connessioni sicure.<\/p><p class=\"wp-block-paragraph\">Il controllo e il rinnovo regolare dei certificati e l&rsquo;aggiornamento delle impostazioni SSL\/TLS possono garantire la sicurezza del sito web e prevenire problemi di questo tipo in futuro. Se avete domande o ulteriori suggerimenti per risolvere questo errore, non esitate a condividerli nella sezione dei commenti qui sotto.<\/p><h2 class=\"wp-block-heading\" id=\"h-err-ssl-version-or-cipher-mismatch-faq\">FAQ su ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/h2><div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1767865910434\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Come si risolve l&rsquo;errore &ldquo;ERR_SSL_VERSION_OR_CIPHER_MISMATCH&rdquo;?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Per risolvere l&rsquo;errore&nbsp;<strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>, verificare il certificato SSL\/TLS, riconfigurare le impostazioni SSL, abilitare TLS&nbsp;<strong>1.3<\/strong>, disabilitare il protocollo QUIC, cancellare la cache del browser ed esaminare i programmi firewall o antivirus per individuare eventuali conflitti.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1767865911844\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Come posso aggiornare la versione SSL per risolvere l&rsquo;errore?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Per aggiornare la versione SSL, attivare TLS&nbsp;<strong>1.3<\/strong>&nbsp;sul server accedendo alle impostazioni SSL\/TLS nel pannello di controllo dell&rsquo;hosting o nella configurazione del server. Per migliorare la sicurezza e la compatibilit&agrave;, disabilitare le versioni obsolete come TLS&nbsp;<strong>1.0<\/strong>&nbsp;e&nbsp;<strong>1.1<\/strong>.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1767865913040\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Cosa succede se l&rsquo;errore ERR_SSL_VERSION_OR_CIPHER_MISMATCH persiste?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Se l&rsquo;errore&nbsp;<strong>ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/strong>&nbsp;persiste, consultare il provider di hosting per ottenere assistenza, rivedere le configurazioni del server, ripristinare le impostazioni di rete, reinstallare il browser e aggiornare il sistema operativo del dispositivo per una migliore compatibilit&agrave;.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;errore ERR_SSL_VERSION_OR_CIPHER_MISMATCH si verifica comunemente quando un browser Web non riesce a stabilire una connessione sicura perch&eacute; le impostazioni del protocollo SSL\/TLS del sito Web sono obsolete o incompatibili. Questi protocolli sono importanti per criptare i dati e garantire la privacy su Internet. &Egrave; importante che sia i proprietari dei siti web che i visitatori [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"\/it\/tutorial\/come-risolvere-err-ssl-version-or-cipher-mismatch\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":190,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Come risolvere ERR_SSL_VERSION_OR_CIPHER_MISMATCH","rank_math_description":"ERR_SSL_VERSION_OR_CIPHER_MISMATCH indica un problema di compatibilit\u00e0 SSL. Vediamo perch\u00e9 compare e come risolverlo in modo efficace.","rank_math_focus_keyword":"err_ssl_version_or_cipher_mismatch","footnotes":""},"categories":[233,185],"tags":[],"class_list":["post-6814","post","type-post","status-publish","format-standard","hentry","category-aspetti-tecnici","category-hosting"],"hreflangs":[{"locale":"en-US","link":"https:\/\/www.hostinger.com\/tutorials\/how-to-fix-err_ssl_version_or_cipher_mismatch\/","default":1},{"locale":"pt-BR","link":"https:\/\/www.hostinger.com\/br\/tutoriais\/err_ssl_version_or_cipher_mismatch\/","default":0},{"locale":"fr-FR","link":"https:\/\/www.hostinger.com\/fr\/tutoriels\/ssl-version-cipher-mismatch-erreur\/","default":0},{"locale":"es-ES","link":"https:\/\/www.hostinger.com\/es\/tutoriales\/error-ssl-version-or-chipher-mismatch\/","default":0},{"locale":"id-ID","link":"https:\/\/www.hostinger.com\/id\/tutorial\/cara-mengatasi-err-ssl-version-or-cipher-mismatch\/","default":0},{"locale":"de-DE","link":"https:\/\/www.hostinger.com\/de\/tutorials\/err-ssl-version-or-cipher-mismatch-beheben\/","default":0},{"locale":"it-IT","link":"https:\/\/www.hostinger.com\/it\/tutorial\/come-risolvere-err-ssl-version-or-cipher-mismatch\/","default":0},{"locale":"nl-NL","link":"https:\/\/www.hostinger.com\/nl\/tutorials\/err-ssl-version-or-cipher-mismatch-oplossen\/","default":0},{"locale":"en-PH","link":"https:\/\/www.hostinger.com\/ph\/tutorials\/how-to-fix-err_ssl_version_or_cipher_mismatch\/","default":0},{"locale":"en-MY","link":"https:\/\/www.hostinger.com\/my\/tutorials\/how-to-fix-err_ssl_version_or_cipher_mismatch\/","default":0},{"locale":"en-GB","link":"https:\/\/www.hostinger.com\/uk\/tutorials\/how-to-fix-err_ssl_version_or_cipher_mismatch\/","default":0},{"locale":"en-IN","link":"https:\/\/www.hostinger.com\/in\/tutorials\/how-to-fix-err_ssl_version_or_cipher_mismatch\/","default":0},{"locale":"en-CA","link":"https:\/\/www.hostinger.com\/ca\/tutorials\/how-to-fix-err_ssl_version_or_cipher_mismatch\/","default":0},{"locale":"en-AU","link":"https:\/\/www.hostinger.com\/au\/tutorials\/how-to-fix-err_ssl_version_or_cipher_mismatch\/","default":0},{"locale":"en-NG","link":"https:\/\/www.hostinger.com\/ng\/tutorials\/how-to-fix-err_ssl_version_or_cipher_mismatch\/","default":0},{"locale":"es-AR","link":"https:\/\/www.hostinger.com\/ar\/tutoriales\/error-ssl-version-or-chipher-mismatch\/","default":0},{"locale":"es-MX","link":"https:\/\/www.hostinger.com\/mx\/tutoriales\/error-ssl-version-or-chipher-mismatch\/","default":0},{"locale":"es-CO","link":"https:\/\/www.hostinger.com\/co\/tutoriales\/error-ssl-version-or-chipher-mismatch\/","default":0},{"locale":"pt-PT","link":"https:\/\/www.hostinger.com\/pt\/tutoriais\/err_ssl_version_or_cipher_mismatch\/","default":0}],"_links":{"self":[{"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/posts\/6814","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/users\/190"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/comments?post=6814"}],"version-history":[{"count":9,"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/posts\/6814\/revisions"}],"predecessor-version":[{"id":6896,"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/posts\/6814\/revisions\/6896"}],"wp:attachment":[{"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/media?parent=6814"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/categories?post=6814"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hostinger.com\/it\/tutorial\/wp-json\/wp\/v2\/tags?post=6814"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}