Този сайт ще има ограничена функционалност, докато се извършва тече неговата поддръжка. Ако дадена статия не може реши проблема ви и искате да зададете въпрос, нашата общност е готова да ви помогне на @firefox в Twitter и /r/firefox в Reddit.

Търсене в помощните статии

Избягвайте измамите при поддръжката. Никога няма да ви помолим да се обадите или изпратите SMS на телефонен номер или да споделите лична информация. Моля, докладвайте подозрителна активност на "Докладване за злоупотреба".

Научете повече

Cannot acces any website usinf Firefox - MS Edge works fine

  • 2 отговора
  • 1 има този проблем
  • 1 изглед
  • Последен отговор от allemmon

more options

The following message occurs for all websites -

"Your connection is not secure

The owner of accounts.firefox.com has configured their website improperly. To protect your information from being stolen, Firefox has not connected to this website.

This site uses HTTP Strict Transport Security (HSTS) to specify that Firefox may only connect to it securely. As a result, it is not possible to add an exception for this certificate.

Learn more…

Report errors like this to help Mozilla identify and block malicious sites"


"accounts.firefox.com uses an invalid security certificate. The certificate is not trusted because the issuer certificate is unknown. The server might not be sending the appropriate intermediate certificates. An additional root certificate may need to be imported. Error code: SEC_ERROR_UNKNOWN_ISSUER"

The following message occurs for all websites - "Your connection is not secure The owner of accounts.firefox.com has configured their website improperly. To protect your information from being stolen, Firefox has not connected to this website. This site uses HTTP Strict Transport Security (HSTS) to specify that Firefox may only connect to it securely. As a result, it is not possible to add an exception for this certificate. Learn more… Report errors like this to help Mozilla identify and block malicious sites" "accounts.firefox.com uses an invalid security certificate. The certificate is not trusted because the issuer certificate is unknown. The server might not be sending the appropriate intermediate certificates. An additional root certificate may need to be imported. Error code: SEC_ERROR_UNKNOWN_ISSUER"

Избрано решение

hi, this is likely your avast/avg security software tampering with encrypted connections. please either try to reinstall your security software or else follow the more specific steps for it at How to troubleshoot security error codes on secure websites.

Прочетете този отговор в контекста 👍 1

Всички отговори (2)

more options

Избрано решение

hi, this is likely your avast/avg security software tampering with encrypted connections. please either try to reinstall your security software or else follow the more specific steps for it at How to troubleshoot security error codes on secure websites.

more options

Thanks - problem seems have abated with disabling AVG HTTPS scanning