RE: [slightly OT] File protection from copying

Subject: RE: [slightly OT] File protection from copying
From: "Dan Goldstein" <DGoldstein -at- riverainmedical -dot- com>
To: <techwr-l -at- lists -dot- techwr-l -dot- com>
Date: Fri, 25 Jan 2008 15:54:32 -0500

So anyone who receives the "CopySafe Reader" can screencap, OCR, and
distribute the files that are supposedly authorized for passive viewing
only.

Back to square one, kids. There is no file protection.

> -----Original Message-----
> From: Andrew Warren
> Sent: Friday, January 25, 2008 3:45 PM
> To: Dan Goldstein; techwr-l -at- lists -dot- techwr-l -dot- com
> Subject: RE: [slightly OT] File protection from copying
>
> Dan Goldstein wrote:
>
> > "It is impossible to copy the images and text used in
> > a CopySafe PDF document, even by using Printscreen or
> > screen capture software."
> > How do they do that?
>
> You convert your PDF to their encrypted format, at which
> point it's no longer a PDF -- it can't be viewed using
> Acrobat Reader. Your audience has to download a special
> "CopySafe Reader" application to view it.
>
> And... The "impossible" in their claim should be read as
> "unlikely that a casual attempt will succeed".
>

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Follow-Ups:

References:
[slightly OT] File protection from copying: From: Lev Abramov
Re: [slightly OT] File protection from copying: From: Craig Haiss
RE: [slightly OT] File protection from copying: From: Dan Goldstein
RE: [slightly OT] File protection from copying: From: Andrew Warren

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