If they have to be SLD then there's not really anything you can do as to avoid the number of individual certs. In terms of cost two obvious choices arise: * M

If they have to be SLD then there's not really anything you can do as to avoid the number of individual certs. In terms of cost two obvious choices arise: * Maybe look into becoming a cert reseller? * Make your own CA. You could then bundle, but you'd still need the individual certs either way.