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