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