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