Obtaining certificate chain for nulab1.physics.drexel.edu, one moment while we download the nulab1.physics.drexel.edu certificate and related intermediate certificates...
Refreshing certificate chain and revocation status for nulab1.physics.drexel.edu, one moment while we re-check the nulab1.physics.drexel.edu certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for nulab1.physics.drexel.edu failed
Sorry, the request for nulab1.physics.drexel.edu could not be completed...
We could not load the certificate for nulab1.physics.drexel.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.