Re: Vehicle's VIN in IPv6.

Alexandru Petrescu <> Thu, 31 March 2011 12:51 UTC

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Date: Thu, 31 Mar 2011 14:52:47 +0200
From: Alexandru Petrescu <>
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To: Behcet Sarikaya <>
Subject: Re: Vehicle's VIN in IPv6.
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hmm... sounds as there would be a VIN-specific link layer? (not ieee 
ethernet, not usb, not bluetooth)?  Which is that?


Le 31/03/2011 14:28, Behcet Sarikaya a écrit :
> I think the idea here is to use VIN as link layer id when assigning an
> address/prefix to a host in the car. The host can provide such an id in DHCP
> request message.
> Regards,
> Behcet
>> Dear all,
>> I fail to see why a VIN would be mapped to an IPv6 address as  much as I fail
>> to see why a passport number would be mapped to an IPv6 number.  As said by
>> Scott, the purpose of the IP address is to forward packets to the  destination.
>> Such an idea is going against location privacy. To address  the location
>> privacy issue related to the ID of the vehicle used at the  networking layer,
>> the Car-to-Car Communication Consortium propose to use  pseudonyms; when it goes
>> to IPv6 communications (all communications are not  IP-based) this pseudonym is
>> used to configure an IPv6 address, i.e. a transient  address (you can check the
>> work of the SeVeCom project). In the meantime, the  vehicle also has a permanent
>> address (indeed, prefix) as which the vehicle is  reachable (using NEMO). Up to
>> now, there is no one in any of the standardisation  or consortium I know (ETSI
>> TC ITS, ISO TC204, ISO TC22, CEN TC278, Car2Car  Communication Consortium) who
>> is thinking about mapping a vehicle ID to the IPv6  address.
>> So, I'm afraid this idea is going  nowhere.
>> Regards,
>> Thierry Ernst.
>> On 31/03/11 10:40, Scott Brim  wrote:
>>> Hello Radek.
>>> I have privacy concerns, because  the VIN is permanent for the vehicle.
>>>    I suspect there is a good  chance that the vehicle's IP address will
>>> not be used just for  diagnostics, but also for general purpose
>>> connections to the Internet  (for example fetching a movie for the
>>> children).  If an IP address  is based on VIN, then it will never
>>> change, ever.  It will be  possible for observers to build up
>>> information about what the vehicle's  users like to connect to.
>>> Also, if you are a diagnostic center  and you receive packets from an
>>> IP address claiming to have a particular  VIN number, how do you
>>> authenticate it?  How do you know that is  really the vehicle it claims
>>> to be?  You will need application  layer authentication in any case.
>>> I believe it would be much  better to decouple "vehicle identification"
>>> from "IP layer location"  (the IP address).  These tokens have
>>> different purposes.  The  vehicle identification is for use with
>>> database applications and  diagnostic applications, while the IP
>>> address is for IP forwarding to  know how to reach the vehicle.  You
>>> could possibly allow the  vehicle to connect to the network and get any
>>> IP address -- any address  at all -- and then connect to the diagnostic
>>> center and tell you its VIN  and authenticate, all in a higher layer
>>> protocol.
>>>   2011/3/30 Radek Wróbel<>;:
>>>>   Dear 6man!
>>>> My name is Radek Wrobel, I'm writing from Poland (I'm  working in Wroclaw
>>>> University of Technology, Division of Car  Vehicles and Combustion
>>>> Engines). With this idea I wrote to IANA and  Leo Vegoda redirected me to
>>>> you.
>>>> Vehicle / mechanic  engineers are working on a new On Board Diagnosis
>>>> standard for  vehicles (
>>>> Today  EOBDv1 can diagnose (quasi online) 849 failures. One of most
>> important
>>>> advantage of EOBDv2 (but not only it) will be constant,  real time
>>>> communication with service. The best way of them will be  indyvidual number
>>>> for every car vehicles in the world. This number  ought to cooporate with
>>>> global networking - TCP/IP (IPv6). All cars  have indyvidual number - VIN
>>>> (17 characters which indicates on a  country of production  and mark of the
>>>> car: digits and letters  A-X). Maybe there is time when someone must think
>>>> about conversion  VIN to IPv6 (like it's in local IPv4)? I've a few ideas
>>>> about it and  of course I can share them if you will be intersting in.
>>>> Also we  cooperate with VW and Toyota. I think they will be interesting
>> about
>>>>   it too.
>>>> Best regards, Radek Wrobel.
>>>>   +48660406004
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