Obtaining certificate chain for mhdgroup.vn.duy5.name.vn, one moment while we download the mhdgroup.vn.duy5.name.vn certificate and related intermediate certificates...
Refreshing certificate chain and revocation status for mhdgroup.vn.duy5.name.vn, one moment while we re-check the mhdgroup.vn.duy5.name.vn certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for mhdgroup.vn.duy5.name.vn failed
Sorry, the request for mhdgroup.vn.duy5.name.vn could not be completed...
We could not load the certificate for mhdgroup.vn.duy5.name.vn, 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.