[Chugalug] birth

James Nylen jnylen at gmail.com
Sun Aug 4 09:38:44 UTC 2013


Jon, in my understanding, the key word there is "purchased".  These days,
when you "buy" something, you often do not legally "own" it.

I doubt that applies to RPi, but cell phones, digital music, ebooks...


On Sat, Aug 3, 2013 at 7:36 PM, Jon Stanford <jbirdvegas at aokp.co> wrote:

> Is she a .gov rep? Because I purchased the hardware what I do with it is
> no ones business. Period. No discussion.
>
>
> Ed King <chevyiinova at bellsouth.net> wrote:
>
> I wasn't wondering if the serial could be changed after the system had
> been booted.   indeed, that would be useless
>
> I was wondering if it could be changed at boot time, because I noticed
> that the serial was being passed as a kernel parameter
>
> Not that I WANT to change it, I was just curious if it COULD be changed.
> Not trying to screw them out of mpg2 license revenue, I'm just curious
>
> hmmm, apparently it can be changed...   but merely asking how it can be
> changed, out of pure intellectual curiousity, gets you on the
> "nefarious-intentions" shitlist ;-)
>
> http://www.raspberrypi.org/phpBB3/viewtopic.php?f=29&t=28304
>
>
>
>   ------------------------------
>  *From:* Alex Smith (K4RNT) <shadowhunter at gmail.com>
> *To:* Chattanooga Unix Gnu Android Linux Users Group <
> chugalug at chugalug.org>
> *Sent:* Saturday, August 3, 2013 5:11 PM
> *Subject:* Re: [Chugalug] birth
>
> I don't think so...
>
> A reboot is required with the config file changed with the license keys
> entered for it to start working.
>
> If, on reboot, the license key is valid, it enables those features, and
> then a command at successful boot can verify that it's enabled.
>
> Just changing the serial number in /proc won't be very productive, since a
> reboot is required, and every time the serial number will be reset to the
> correct number.
>
> I'm not an expert, but that feels like what happens. That reflects the
> steps I had to go through to get MPEG-2 and VC-1 decode enabled on my RPi.
>
>
>
> On Sat, Aug 3, 2013 at 4:59 AM, Ed King <chevyiinova at bellsouth.net> wrote:
>
>
> http://www.raspberrypi.com/mpeg-2-license-key/
>
> If the cpu serial number is determined by the kernel command line
> parameter (wild ass assumption) then it would seem to me that a dishonest
> person with 1,000 r-pi units could purchase only one license and then use
> it on all 1,000 units by setting the kernel parameter to the same serial
> number.  Not that I condone such behavior, but the hacker/cracker in me
> just wonders if that is possible.
>
>
> ------------------------------
> On Sat, Aug 3, 2013 3:49 AM EDT Alex Smith (K4RNT) wrote:
>
> >On Sat, Aug 3, 2013 at 12:42 AM, Ed King <chevyiinova at bellsouth.net>
> wrote:
> >
> >> verbatim except for the serial number
> >>
> >> kinda curious why the cpu serial number appears on the "kernel command
> >> line"...   does that mean its edit-able?  hmmm, will have to research
> that
> >> in my spare time.
> >>
> >>
> >I can't answer why, but /proc is read-only, and if you did manage to edit
> >what you saw in /proc, a reboot would just reset it to it's real correct
> >serial number.
> >
> >Hmmm... I've never tried what you suggest, why would you do something like
> >this?
> >
> >--
> >" ' With the first link, the chain is forged. The first speech censured,
> >the first thought forbidden, the first freedom denied, chains us all
> >irrevocably.' Those words were uttered by Judge Aaron Satie as wisdom and
> >warning... The first time any man's freedom is trodden on we’re all
> >damaged." - Jean-Luc Picard, quoting Judge Aaron Satie, Star Trek: TNG
> >episode "The Drumhead"
> >- Alex Smith (K4RNT)
> >- Dulles Technology Corridor (Chantilly/Ashburn/Dulles), Virginia USA
>
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>
>
> --
> " ' With the first link, the chain is forged. The first speech censured,
> the first thought forbidden, the first freedom denied, chains us all
> irrevocably.' Those words were uttered by Judge Aaron Satie as wisdom and
> warning... The first time any man's freedom is trodden on we’re all
> damaged." - Jean-Luc Picard, quoting Judge Aaron Satie, Star Trek: TNG
> episode "The Drumhead"
> - Alex Smith (K4RNT)
> - Dulles Technology Corridor (Chantilly/Ashburn/Dulles), Virginia USA
>
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