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