Is anyone using any of these encryption emu on his/her dreambox. I notice alot of Nagravision but what about the others.

Videoguard
Nagravision
irdeto
Digicipher
<a target="sadwin" onmouseover="window.status='LyngSat Address';return true" href="http://www.lyngsat-address.com/cc/CNN-Newsource.html">[/url]PowerVu
videocipher
viaccess

Any help would be appreciated. Cardless suggestion would be most prefered