RE: [PHP] Compiled Source for PHP?

On Sun, 17 Dec 2000, James Moore wrote: > > > > > IIRC, what it will do is work with precompiled Zend bytecode and > > then parse > > that when the page is requested. Writing a decompiler wouldn't be terribly > > difficult, so there's probably not that much security, even if encrypted. > > > > On Sun, 17 Dec 2000, Joe Stump wrote: > > > > > I'll believe it when I see it - and according to Rasmus it's > > only going to be > > > an obfusicator (or however you spell it) which means if you > > have it on your > > > machine you can jsut unobfusicate it. > > > > > >From what I have heard and seen myself this is TOTALLY UNTRUE there is no > easy way to unencode the code. The alogarithms are very complex and > difficult to decode back to PHP. You might conciveably get it back to Zend > Bytecode (I havnt seen the alogaritms that Zeev and Andi used) but I would > imagine that would be a task in itself and when you get it back to byte code > its still not much use.. youll have real fun reading through the bytecode > and figureing out whats happening? Every decompiled a C/C++ app? You know > you get it in ASM lang at best?? It will be like reading that but without > any real documentation.. I havnt seen any copies of the decompiled win32 > source code going about cause someone decompiled it to ASM then translated > it back to C.. if you are clever enough to do that then there is no need for > you to do it as you could write a far superior application in the time. > > As for the Jan release date I would imagine that is also accurate so I hope > you will all be getting your copy from Zend on the 23rd January..Sign up > your email here http://www.zend.com/store_update.php and be > notified of the > release and opening of the store when it happens. > > James > -- > James Moore > PHP Quality Assurance Team > jmoore@php.net > Phew! Don't forget to breathe there :) You're absolutely right. A semi-decent programmer could rewrite the application from scratch in far less time than needed to dig through the Zend opcodes. I was simply clarifying the "obfuscation" reply. -- Ignacio Vazquez-Abrams <ignacio@openservices.net>