Author:	Phil Fresle
Category:	Miscellaneous
Type:	Classes
Difficulty:	Intermediate

Version Compatibility:

Visual Basic 6

More information: The included class and test form demonstrate how you can generate license keys (such as the CD keys on the case of most Microsoft software) and test their validity for your applications.

Version 2.0, added 05/27/01, demonstrates two additional ways to create/validate license keys, including one algorithm that uses the user's name in generating the key.

This code has been viewed 119457 times.

Instructions: Click the link below to download the code. Select 'Save' from the IE popup dialog. Once downloaded, open the .zip file from your local drive using WinZip or a comparable program to view the contents.

code/Registration.zip