Originally Posted by
opus17
Changing a network card will cause a lot of expensive applications to fail, since a lot of their licenses are tied to the MAC address (I'm not talking about store-bought applications, but specialty ones).
We use software in my line of businessthat pings the system information for the serial number of the hard drive. If you have a hard drive crash and replace your hard drive you have to call in and get an acivation code.
Others have a HASP key (USB dongle) that I don't think there's a cloning or emulation hack out for yet.
--PP