Re: [perpass] Tiny stacks

Brian E Carpenter <brian.e.carpenter@gmail.com> Mon, 09 December 2013 21:58 UTC

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Date: Tue, 10 Dec 2013 10:58:17 +1300
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
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To: Hannes Tschofenig <hannes.tschofenig@gmx.net>
References: <290E20B455C66743BE178C5C84F1240847E5103799@EXMB01CMS.surrey.ac.uk>, <2C66A416-5F07-4803-A4C0-BB61734BA42E@nominum.com> <290E20B455C66743BE178C5C84F1240847E510379A@EXMB01CMS.surrey.ac.uk>, <529F7690.2050302@gmx.net> <290E20B455C66743BE178C5C84F1240847E510379C@EXMB01CMS.surrey.ac.uk>, <52A1BBBC.9090509@cs.tcd.ie> <290E20B455C66743BE178C5C84F1240847E510379D@EXMB01CMS.surrey.ac.uk> <52A4D7D9.9000603@cs.tcd.ie>, <52A4E412.4030804@gmail.com> <72B86100-E73E-46BD-ABD6-8E35D56DBDDA@cisco.com> <52A61E4C.6020403@gmail.com> <52A62E98.2060705@gmx.net>
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Cc: perpass@ietf.org, "Stewart Bryant (stbryant)" <stbryant@cisco.com>
Subject: Re: [perpass] Tiny stacks
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Hannes,

On 10/12/2013 09:56, Hannes Tschofenig wrote:
> Many of us are actually thinking about how to get the IP stack on these
> devices.
> 
> The IAB had a workshop in 2011 on smart objects and the report can be
> found here: http://tools.ietf.org/html/rfc6574
> 
> We then had a workshop specifically dedicated to security in 2012:
> http://tools.ietf.org/html/draft-gilger-smart-object-security-workshop-02
> (pending publication as an RFC).

Fair enough, but did you consider specifically the privacy and
surveillance aspects? I'm concerned that counter-measures that can
be easily incorporated in full size devices may be too heavy for
tiny devices. If this is not a real concern, I will be delighted
of course.

And there is the usual problem of converting workshop conclusions
into WG action.

    Brian

> There is even an IAB document in development that touches this topic:
> http://tools.ietf.org/html/draft-iab-smart-object-architecture-03
> (Comments welcome)
> 
> [Recent comments indicated that there is a desire to talk more about
> IPv6, and the transition mechanisms. Great that we worked on so many --
> will for sure make it easier to fit them all on these devices.]
> 
> As you know, we even have the IETF LWIG group that discusses these issues.
> 
> If you look at recent events, like the Internet census
> http://internetcensus2012.bitbucket.org/paper.html, then it should be
> clear that even "small device" need security since otherwise we are
> building the next generation botnet. This would not be good (tm).
> 
> Ciao
> Hannes
> 
> 
> On 12/09/2013 07:47 PM, Brian E Carpenter wrote:
>> On 09/12/2013 11:04, Stewart Bryant (stbryant) wrote:
>> (on a different list and under a differeny Subject header)
>> ...
>>
>>> Remembering of course that some platforms which wish
>>> to use the Internet simply do not have the capability for
>>> other than a very tiny very basic stack.
>>>
>>> I always use the PIC and the Arduino to remind myself what the
>>> lower end of the franchise looks like.
>> It seems to me that perpass should think a little bit about
>> privacy and anti-surveillance issues for devices with tiny
>> stacks, and see if that calls for any specific IETF work items.
>>
>>     Brian
>> _______________________________________________
>> perpass mailing list
>> perpass@ietf.org
>> https://www.ietf.org/mailman/listinfo/perpass
> 
>