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