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The Firefox have problem with ssl certificate. Error "sec_error_unknown_issuer". Delete database cert8.db don't help. Because open Firefox problem periodically

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  • Last reply by cyberpiratenew

The Firefox have problem with ssl certificate. Error "sec_error_unknown_issuer". Delete database cert8.db don't help. Because open Firefox problem periodically appears. How correct problem? SSL certificate internal certification authority.

The Firefox have problem with ssl certificate. Error "sec_error_unknown_issuer". Delete database cert8.db don't help. Because open Firefox problem periodically appears. How correct problem? SSL certificate internal certification authority.

All Replies (2)

Who is the issuer of the certificate?

Firefox needs a root certificate to be able to build a complete certificate chain then ends with a trusted root certificate.

I have internal certification authority company. Chain (Root,Intermediate,MicrosoftCA,Certificate(test.ru)). I have error with the same serial numbers in ssl certificate Intermediate and MicrosoftCA. Site with https:// In other browsers (chrome, IExplorer) opens normally.