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