Re: cracking site - how do we shut it down?

[Mark Nudelman]

Aaron Ardiri wrote:
>   i have a lot of ideas about how to generate a new regcode
>   system (using RC4 encryption - i currently use this in my
>   Java programs to prevent decompilation)..
> 
>   anyone willing to put their 2c in and help get this project
>   implemented?
> 
>   the idea is as follows:
> 
>    - encrypt the contents of the "prc" files using a two
>      way self modifying encryption algorithm (RC4 is a perfect
>      example of this)
> 
>    - use the "prc" file as the encryption key.. if they change
>      the "file", it wont decrypt properly.. (and trust me, being
>      a recursive key - there will be millions of possibilities)

I don't think this is any more secure than simpler schemes.  There still
has to be some code in your app that generates the encryption token and
checks it against the proper one.  All they have to do is find that code
and NOP it, bypassing the whole mechanism.
--Mark