Obtaining certificate chain for coursewebs.law.columbia.edu, one moment while we download the coursewebs.law.columbia.edu certificate and related intermediate certificates...

Revocation check via OCSP and CRL for coursewebs.law.columbia.edu failed

Sorry, the request for coursewebs.law.columbia.edu could not be completed...

We could not load the certificate for coursewebs.law.columbia.edu, it might not exist or we could not reach the server, complete the TLS handshake, etc.

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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.