[Python-Dev] Support for Encrypted Zip as python scripts

Shashank Singh shashank.sunny.singh at gmail.com
Mon Aug 24 04:39:00 CEST 2009

On Mon, Aug 24, 2009 at 7:39 AM, Nick Coghlan <ncoghlan at gmail.com> wrote:

> Guido van Rossum wrote:
> > Anyway it looks like if someone wants to try this, only the code in
> > runpy.py needs to be touched.
> The necessary work would actually be in zipimport. runpy doesn't know
> anything about the details of where the module code comes from, it just
> asks the relevant importer for the details. For zipfile and directory
> execution, they get added to the start of sys.path and then runpy is
> invoked to look for the module "__main__". From that point on most of
> the heavy lifting is handled by the regular import machinery (aside from
> using the pkgutil emulation for the basic import behaviour that isn't
> fully exposed by the imp module).
> I added a -1 to the tracker issue as well. That's due both to my opinion
> on the inherent idiocy of DRM though (since shared secrets don't provide
> any security when the attacker in your threat model is one of the people
> you are sharing the secret with) and to the fact that associating
> passwords with the relevant zipfile entries on sys.path would get messy
> fairly quickly.
> Cheers.
> Nick.
> --
> Nick Coghlan   |   ncoghlan at gmail.com   |   Brisbane, Australia
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Shashank Singh
Senior Undergraduate, Department of Computer Science and Engineering
Indian Institute of Technology Bombay
shashank.sunny.singh at gmail.com
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