[thelist] Need to add a serial number system to my ASP script.

Joshua Olson joshua at waetech.com
Mon Sep 13 07:51:23 CDT 2004

> -----Original Message-----
> From: Ken Schaefer
> Sent: Monday, September 13, 2004 2:08 AM

> Um - how is the dll going to know what a valid serial number is? (I
> suppose you could have a list of hard coded values, or you could
> recompile the dll for each customer...)


I'd suggest using self-validating serial numbers.  Example:


How's this work?

Simple.. the part before the dash is a salt value, the second part is a hash
of the magic password + the salt value.

Joshua Olson
Web Application Engineer
WAE Tech Inc.

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