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From Brian Mearns <mearn...@gmail.com>
Subject Re: [users@httpd] How to prevent a site to be grabbed ?
Date Thu, 26 Mar 2009 21:00:57 GMT
On Thu, Mar 26, 2009 at 2:41 PM, Octavian Râsnita <orasnita@gmail.com> wrote:
> Ok, and what happends if not a browser requests that mp3 file, but a custom
> made program that download all the files?
>
> Octavian
>
> ----- Original Message ----- From: "Jonathan Zuckerman"
> <j.zuckerman@gmail.com>
> To: <users@httpd.apache.org>
> Sent: Thursday, March 26, 2009 8:06 PM
> Subject: Re: [users@httpd] How to prevent a site to be grabbed ?
>
>
> Use a one-time pad.  Every URL to an mp3 is not an actual resource,
> it's a link that is generated when the user indicates a desire to
> download the mp3, and the mp3 is then copied from a protected place to
> a public place.  After that link is accessed one time, a script is run
> which outputs the mp3 as a file, then deletes the public mp3 and
> invalidates the link.  Hashing, cryptography, this is a classic
> computer science problem ;)
>
> On Thu, Mar 26, 2009 at 2:38 AM, Octavian Rasnita <orasnita@gmail.com>
> wrote:

Or what happens if the person who requested the one-time-valid URL
just uses their browser to save the file to disk.

As stated a few dozen times already on this thread: the only way to
prevent people from getting things off your server is to give them
access to it in the first place.

-Brian

-- 
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