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Re: [Gnash-dev] Ars Technica: Amazon VoD video is copyable

From: Dave Crossland
Subject: Re: [Gnash-dev] Ars Technica: Amazon VoD video is copyable
Date: Tue, 30 Sep 2008 20:53:53 +0200

2008/9/30 John Gilmore <address@hidden>:
> SWF (Shockwave Flash) verification should be enabled.
> This allows the Flash Media Server to disconnect any SWF
> files it encounters that return invalid verification bytes,
> and will supposedly prevent anyone from ripping content,
> or at least prevent them from doing it for very long.

Sounds like SWFs can call a verify() function in the Flash player that
will checksum the SWF and send the hash to the Media Server - so
hopefully it will be possible to output the checksum from a.swf and
input it to a Flash player as the value to return for b.swf :-)

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