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