Quote Originally Posted by Loonycgb2 View Post
A license system would not be effective, but if it is needed...

Code a simple php script that will check a db or site for key verification make it echo a simple number (1= good 0= bad)

Then dureing install have them enter a key in and if it is accepted allow continue...

Then on the rest of the pages dd a simple function define that checks if a key has been entered or if it was accepted and if not then it will not allow you to continue...

It's simple php.. But like i said a license system can be nulled easily if someone knows simple php...
For example, vBulletin installation.
To skip entering a serial, just remove contents of 'authentication.php' and Boom, bear in mind a lot more is required.