>Their is a product called CrypKey from Kenomic Controls that uses either a SDK approach or an Instant EXE wrapper mechanism.
>
>http://www.crypkey.com
>
>Their are also other things you can do to your source to confuse debuggers like SoftICE but this usually involves playing around with ISR's etc.
>
>I have personally found the dongle to be about the best method to deter casual piracy but be warned, their are generic VXD's available that fool protected products into thinking a dongle is attached and they work!

I've worked with Sentinelscribe dongles wich are user writable. No way a generic VXD will work here. The software can read serveral strings i put in the dongle and a generic VXD cannot regenerate those strings.

KR,