Re: Simple code obfuscation

Hello, on 02/08/2010 05:32 PM Brian Dunning said the following: > Hey all - > > I'm selling a custom PHP solution to FileMaker users. It uses > FileMaker's PHP API, so everyone who has FileMaker Server is already > set up to use it, but very few of them have any knowledge of how to > set up a server or do anything PHP related. But I do want to add some > level of code obfuscation to prevent them from making simple changes > to my code that allow them to exceed the privileges they've > purchased. > > I've looked at custom code encryption services like Ioncube and > phpCipher, but in my estimation, deploying the needed server-side > code for these is going to be beyond the capabilities of a large > segment of my customers. I would rather have a few customers cheat me > than offer a product that most customers are unable to figure out how > to run. > > So I was thinking of doing something like base64_encoding the crucial > chunk of my code (maybe 20 lines worth) and using > eval(base64_decode($that_content)) to run it. I figure that will > scare away most of the customers who might be able to edit my code. > Can anyone suggest something that goes one better? You may want to try some of these code obfuscation classes: http://www.phpclasses.org/searchtag/obfuscator/by/package/tag/obfuscator/ -- Regards, Manuel Lemos Find and post PHP jobs http://www.phpclasses.org/jobs/ PHP Classes - Free ready to use OOP components written in PHP http://www.phpclasses.org/