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