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Message-ID: <467A3055.4070403@gmail.com>
Date: Thu, 21 Jun 2007 12:01:25 +0400
From: Manu Abraham <abraham.manu@...il.com>
To: david@...g.hm
CC: Alexandre Oliva <aoliva@...hat.com>,
Andrew McKay <amckay@...rs.ca>,
Alan Cox <alan@...rguk.ukuu.org.uk>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Al Viro <viro@....linux.org.uk>,
Bernd Schmidt <bernds_cb1@...nline.de>,
Ingo Molnar <mingo@...e.hu>,
Daniel Hazelton <dhazelton@...er.net>,
Greg KH <greg@...ah.com>,
debian developer <debiandev@...il.com>,
Tarkan Erimer <tarkan@...one.net.tr>,
linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3
david@...g.hm wrote:
> what sort of signal can the network controller send that couldn't be
> forged by the OS?
>
> how would you do this where the device is a receiver on the netwoek
> (such as a satellite receiver)
just for the question on the HOWTO (not on anything else)
You can easily have scrambled streams with regards to DVB, eg: using
EN50221. Some (like NDS for example in _some_ instances) use proprietary
schemes, but there are standards based methods also. eg: Common
Scrambling Algorithm (CSA)
But in any case, this can be broken down too .. :-)
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