Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Avatar for Username

Cerca nel supporto

Attenzione alle mail truffa. Mozilla non chiederà mai di chiamare o mandare messaggi a un numero di telefono o di inviare dati personali. Segnalare qualsiasi attività sospetta utilizzando l'opzione “Segnala abuso”.

Ulteriori informazioni
Questa discussione è archiviata. Inserire una nuova richiesta se occorre aiuto.
Archiviato

Firefox blocking mozilla support

Firefox Risoluzione dei problemi
James risposto
username124
username124

Details: Someone could be trying to impersonate the site and you should not continue. Websites prove their identity via certificates. Firefox does not trust support.mozilla.org because its certificate issuer is unknown, the certificate is self-signed, or the server is not sending the correct intermediate certificates. Error code: SEC_ERROR_UNKNOWN_ISSUER. Site: support.mozilla.org Title: Warning: Potential Security Risk Ahead

Details: Someone could be trying to impersonate the site and you should not continue. Websites prove their identity via certificates. Firefox does not trust support.mozilla.org because its certificate issuer is unknown, the certificate is self-signed, or the server is not sending the correct intermediate certificates. Error code: SEC_ERROR_UNKNOWN_ISSUER. Site: support.mozilla.org Title: Warning: Potential Security Risk Ahead

Tutte le risposte (1)

James
James
  • Moderator
  • Top 10 Contributor

https://support.mozilla.org/en-US/kb/error-codes-secure-websites https://support.mozilla.org/en-US/kb/what-does-your-connection-is-not-secure-mean

The Firefox web browser itself is not doing the blocking on https:// connections.

Your antivirus or another security software is likely inserting its own certificate for https:// connections and is instead causing problems instead of helping.