On some sites we get sec_error_unknown_issuer SSL error due to missing root certificate TC TrustCenter Class 2 L1 CA XI. Firefox is the only browser having this issue. Why is that certificate not preinstalled and shipped with Firefox?
On some sites we get sec_error_unknown_issuer SSL error due to missing root certificate TC TrustCenter Class 2 L1 CA XI. Firefox is the only browser having this issue. Why is that certificate not preinstalled and shipped with Firefox?
Check sales.sauer-danfoss.com for details with Firefox 7. Thanks Stefan
All Replies (3)
You are not sending the TC TrustCenter Class 2 L1 CA XI intermediate certificate
Web servers need to send all required intermediate certificates to build the chain to build-in root certificates. You need to install that intermediate certificate on your server.
You can test the certificate chain via a site like this:
We will go away from TC Trustcenter to Globalsign Thanks
You're welcome