Mozilla Firefox Error SEC_ERROR_UNKNOWN_ISSUER FIX ...

sec_error_unknown_issuer 是一個錯誤，通常會顯示Web 瀏覽器存在問題SSL安全證書. 它通常發生在用戶嘗試訪問屬於公共管理機構的網站或證書是自簽名的時，並且會發生這種 ...

2020年4月22日 — SEC_ERROR_UNKNOWN_ISSUER. 該憑證未受信任，因為簽發者憑證未知。 伺服器可能沒有傳送正確的中繼憑證。 您可能需要再引入另一個根憑證。

Firefox refuses to visit https://discordapp.com, complaining about SEC_ERROR_UNKNOWN_ISSUER. Upon inspection of the certificates, the root CA is COMODO ECC ...

Firefox caches intermediate certificates send by a server for future use and can use a stored intermediate certificate in case the server sends an incomplete ...

I keep getting this error code when I try to access amazon.com. This is a new problem, less then 48 hours. I can access amazon with chrome and edge.

This Firefox error means that Firefox is unable to chain up to a trusted Certificate Authority based on information provided to Firefox from the web site you're ...

This error means that Firefox cannot bind to the trusted certificate authority on the base of the domain name you enter in the Firefox browser. So, let us ...