This will create a self-signed certificate for you with the following information: Name: %1 Issued By: %2 Expiration date: ...

This will create a self-signed certificate for you with the following information:
Name: %1
Issued By: %2
Expiration date: %3

A self-signed certificate will only allow InfoPath to update e-mailed forms. If you need an authenticated code signing certificate for fully trusted forms, you will need to contact a certification authority or your network administrator.