Obtaining certificate chain for sungis08.stb.sun.ac.za, one moment while we download the sungis08.stb.sun.ac.za certificate and related intermediate certificates...
Refreshing certificate chain and revocation status for sungis08.stb.sun.ac.za, one moment while we re-check the sungis08.stb.sun.ac.za certificate and related intermediate certificates...
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Revocation check via OCSP and CRL for sungis08.stb.sun.ac.za failed
Sorry, the request for sungis08.stb.sun.ac.za could not be completed...
We could not load the certificate for sungis08.stb.sun.ac.za, 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.