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No Access to Google and YouTube?

  • 1 reply
  • 1 has this problem
  • 11 views
  • Last reply by FredMcD

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Whenever I try to access YouTube or Google, I get blocked from it due to a Potential Security Issue,

Error code: SEC_ERROR_UNKNOWN_ISSUER

I do not have any ad-blocker plug-ins on Firefox and the Date and Time on my computer are correct. How can I fix this?

Attached screenshots

Modified by bellmandi86

All Replies (1)

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  • MOZILLA_PKIX_ERROR_MITM_DETECTED
  • uses an invalid security certificate SSL_ERROR_BAD_CERT_DOMAIN
  • configured their website improperly

How to troubleshoot the error code "SEC_ERROR_UNKNOWN_ISSUER" on secure websites https://support.mozilla.org/en-US/kb/troubleshoot-SEC_ERROR_UNKNOWN_ISSUER


There is security software like Avast, Kaspersky, BitDefender and ESET that intercept secure connection certificates and send their own.

https://support.mozilla.org/en-US/kb/firefox-cant-load-websites-other-browsers-can

https://support.mozilla.org/en-US/kb/firefox-and-other-browsers-cant-load-websites

https://support.mozilla.org/en-US/kb/secure-connection-failed-error-message

https://support.mozilla.org/en-US/kb/connection-untrusted-error-message

Websites don't load - troubleshoot and fix error messages

http://kb.mozillazine.org/Error_loading_websites

What do the security warning codes mean

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