Obtaining certificate chain for kfww.de, one moment while we download the kfww.de certificate and related intermediate certificates...
Refreshing certificate chain and revocation status for kfww.de, one moment while we re-check the kfww.de certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for kfww.de failed
Sorry, the request for kfww.de could not be completed...
We could not load the certificate for kfww.de, it might not exist or we could not reach the server, complete the TLS handshake, etc.
Revoked certificates can't and should not be trusted, these certificate will cause errors like "NET::ERR_CERT_REVOKED" in browsers and expose a security risk.