Obtaining certificate chain for clarknow.testing.clarku.edu, one moment while we download the clarknow.testing.clarku.edu certificate and related intermediate certificates...
Refreshing certificate chain and revocation status for clarknow.testing.clarku.edu, one moment while we re-check the clarknow.testing.clarku.edu certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for clarknow.testing.clarku.edu failed
Sorry, the request for clarknow.testing.clarku.edu could not be completed...
We could not load the certificate for clarknow.testing.clarku.edu, 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.