If the private key of your certificate has been compromised, you should reissue your certificate and then revoke the original certificate.
To revoke the certificate, follow these steps:
- Go to Purchased certs.
- Click Details next to the reissued item.
- Click on ID in the Parent cert # line:
- Click Revoke at the top-right side of the action bar on the next screen.
- Confirm the action.