This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

invalid security certificate

  • 1 reply
  • 21 have this problem
  • 14 views
  • Last reply by anonyzmouse

more options

Having had help from the forum and have now loaded firefox I now receive this message.

Technical Details

         support.mozilla.com uses an invalid security certificate.

The certificate is not trusted because the issuer certificate is not trusted.

(Error code: sec_error_untrusted_issuer)


I also got.. Sb-ssl-google.com:443 uses an invalid security certificate. The certificate is not trusted because the issuer certificate is not trusted. (Error code: sec_error_untrusted_issuer) Isued to *.google.com

Having had help from the forum and have now loaded firefox I now receive this message. Technical Details support.mozilla.com uses an invalid security certificate. The certificate is not trusted because the issuer certificate is not trusted. (Error code: sec_error_untrusted_issuer) ------------------------------------------------------- I also got.. Sb-ssl-google.com:443 uses an invalid security certificate. The certificate is not trusted because the issuer certificate is not trusted. (Error code: sec_error_untrusted_issuer) Isued to *.google.com

All Replies (1)

more options

Yes, I saw that scary warning when I entered w/ Chrome (because FF was hosed); I just ignore those things (unless I'm being taken to the Russian mafia) ; )