def certificate=(cert_metadata)
if cert_metadata
attributes[:certificate_valid_from] = time_or_original(cert_metadata["valid_from"])
attributes[:certificate_expires_at] = time_or_original(cert_metadata["expires_at"])
attributes[:certificate_issuer] = cert_metadata["issuer"]
attributes[:certificate_subject] = cert_metadata["subject"]
attributes[:certificate_enable_ssl3] = cert_metadata["sslv3"]
else
attributes[:certificate_valid_from] = nil
attributes[:certificate_expires_at] = nil
attributes[:certificate_issuer] = nil
attributes[:certificate_subject] = nil
attributes[:certificate_enable_ssl3] = nil
end
end