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Date: Thu, 26 Oct 2017 07:43:43 -0700
From: James Ellis Osborne III <jamesel...@twee.se>
To: Shlomi Fish <shlo...@shlomifish.org>
Subject: Re: Perl 6: Protecting Intellectual Property for Commercial Code


As another aside (That's mostly what I got) can I point out the first 72
bytes of the output generated by the ifort.exe FORTRAN compiler as a model
for considering why we should or shouldn't have executable code options
available to the common feller on any platform

On Oct 26, 2017 5:19 AM, "Shlomi Fish" <shlo...@shlomifish.org> wrote:

> On Mon, 23 Oct 2017 10:57:20 -0700
> James Ellis Osborne III <jamesel...@twee.se> wrote:
>  
> > This particular app was .pyd files locked with calls to a C dll.  Source
> > code is reconstructable but for an app of more than a few thousand lines
> > it's highly unlikely anyone is going to go rebuilding it all.
> >
> > If your goal is to defeat all forms of piracy, you're surely out of luck
> > but if your goal is to generate code that cannot be modified in place and
> > has a commercial license then there are certainly options.  My particular
> > model is parallel-mode diffie-hellman.. it's easily extendable to perl 6
> > thanks to native arbitrary precision support but in my opinion it's a
> > hugely different thing to be able to open the file & remove a line of
> > readable source vs JMP or decompile/recompile steps.. obfuscation is
> > unnaceptable for commercial sale for the same reason.
> >  
>
> I see.
>
> --
> -----------------------------------------------------------------
> Shlomi Fish       http://www.shlomifish.org/
> My Aphorisms - http://www.shlomifish.org/humour.html
>
> Chuck Norris taught God how to create the universe.
>     — http://www.shlomifish.org/humour/bits/facts/Chuck-Norris/
>
> Please reply to list if it's a mailing list post - http://shlom.in/reply .
>  


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Please reply to list if it's a mailing list post - http://shlom.in/reply .
As another aside (That's mostly what I got) can I point out the first 72 bytes of the output generated by the ifort.exe FORTRAN compiler as a model for considering why we should or shouldn't have executable code options available to the common feller on any platform

On Oct 26, 2017 5:19 AM, "Shlomi Fish" <shlo...@shlomifish.org> wrote:
On Mon, 23 Oct 2017 10:57:20 -0700
James Ellis Osborne III <jamesel...@twee.se> wrote:

> This particular app was .pyd files locked with calls to a C dll.  Source
> code is reconstructable but for an app of more than a few thousand lines
> it's highly unlikely anyone is going to go rebuilding it all.
>
> If your goal is to defeat all forms of piracy, you're surely out of luck
> but if your goal is to generate code that cannot be modified in place and
> has a commercial license then there are certainly options.  My particular
> model is parallel-mode diffie-hellman.. it's easily extendable to perl 6
> thanks to native arbitrary precision support but in my opinion it's a
> hugely different thing to be able to open the file & remove a line of
> readable source vs JMP or decompile/recompile steps.. obfuscation is
> unnaceptable for commercial sale for the same reason.
>

I see.

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Shlomi Fish       http://www.shlomifish.org/
My Aphorisms - http://www.shlomifish.org/humour.html

Chuck Norris taught God how to create the universe.
    — http://www.shlomifish.org/humour/bits/facts/Chuck-Norris/

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