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