Before we can cross sign your Root CA with a Trusted Root CA, you must confirm you have WebTrust Certification Read more > [4]
Links:[1] http://www2.digi-sign.com/product/root-signing [2] http://www2.digi-sign.com/winpop/roaming.php [3] http://www2.digi-sign.com/winpop/webtrust-confirmation.php [4] http://www2.digi-sign.com/digi-ca/manuals/administrator/root-signing