You can check your certificate to see whether it is compromised.
-> HashServer for Certificate Authorities
Certificate Authorities can integrate HashServer into their workflow to avoid issueing certificates for already known to be compromised keys, and to
More information about this service: http://wiki.cacert.org/wiki/HashServer
If you are interressted in Implementing hashserver to your Service please contact support@cacert.org for further information
This Hashserver is operated by CAcert.org