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