[Python-Dev] Challenge: Please break this! (was: Reviving restricted mode)

[Steven Bethard]

On Mon, Feb 23, 2009 at 12:10 PM, tav <tav at espians.com> wrote:
> Hey all,
>
> As an attempt to convince everyone of the merits of my functions-based
> approach to security, I've come up with a simple challenge. I've
> attached it as safelite.py
>
> The challenge is simple:
>
> * Open a fresh Python interpreter
> * Do: >>> from safelite import FileReader
> * You can use FileReader to read files on your filesystem
> * Now find a way to *write* to the filesystem from your interpreter

If you really want people to try and break it, I suggest you send it
to c.l.py - there are load of people there with too much time on their
hands. ;-)

Steve
-- 
I'm not *in*-sane. Indeed, I am so far *out* of sane that you appear a
tiny blip on the distant coast of sanity.
        --- Bucky Katt, Get Fuzzy