Obtaining certificate chain for lvwr0cgrjl.iotrust.cn, one moment while we download the lvwr0cgrjl.iotrust.cn certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for lvwr0cgrjl.iotrust.cn failed
Sorry, the request for lvwr0cgrjl.iotrust.cn could not be completed...
We could not load the certificate for lvwr0cgrjl.iotrust.cn, 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.