Yes, Don. So far I have not seen any 6TiSCH implementation using 802.15.9 but I guess it could be added. If people did try please let us now, now is a good time. It results that at the moment we do not have text on 15.9 at all. It seems a bit late to add it now.
What do others think? All the best, Pascal > -----Original Message----- > From: Don Sturek <d.stu...@att.net> > Sent: mardi 20 août 2019 22:17 > To: Michael Richardson <mcr+i...@sandelman.ca>; Pascal Thubert (pthubert) > <pthub...@cisco.com>; Benjamin Kaduk <ka...@mit.edu>; Mališa Vučinić > <malisa.vuci...@inria.fr>; Tero Kivinen <kivi...@iki.fi>; 6tisch@ietf.org > Subject: Re: [6tisch] rekeying the 6TiSCH network > > Š. On the rekeying topic for IEEE 802.15.4. > > Have a look at IEEE 802.15.9. It takes existing key establishment > protocols (IEEE 802.1x, etc.) and provides encapsulation over IEEE 802.15.4. > > IEEE 802.15.9 does not solve all of your rekey needs but the tools are there > when you agree on how you want rekeying to work. > > Don > > > > On 8/20/19, 1:03 PM, "6tisch on behalf of Michael Richardson" > <6tisch-boun...@ietf.org on behalf of mcr+i...@sandelman.ca> wrote: > > > > >Pascal Thubert (pthubert) <pthub...@cisco.com> wrote: > > > I'm looking for a consensus on how to address the following review > > > comment on the 6TiSCH Architecture by Benjamin: > > > > >> It would be good to see some architectural discussion about key > > >> management > > >> for the link-layer keys. (Given that 802.15.4 leaves key > >management > > >> as out of > > >> scope, it is clearly our problem.) Thus far I don't even have a > >sense > > >> for when it is > > >> possible to rotate a network's keys. > > > > PT> I'll take that to a separate thread with Michael, Tero and > >Malisa. It > > PT> is certainly possible to rotate keys. We had a draft about > >rekeying > > PT> that went stale. We isolated cases where this is desirable in the > > PT> discussion on the minimal security draft. I'm unclear how deep we > > PT> need to go in this regards vs. what belongs to the minimal > >security > > PT> specification. > > > >6tisch-minimal-security has a section 8.2 "Parameter Update Exchange" > >Maybe it should include "(and Rekey)" > > > >We further have section 8.4.3.1 and 8.4.3.2 to explain how to use that > >to rekey the entire network. > > > >I'm not sure what's in the Architecture document about this, but I'd > >rather that it just said less. > > > >-- > >Michael Richardson <mcr+i...@sandelman.ca>, Sandelman Software Works > >-= IPv6 IoT consulting =- > > > > > > > >_______________________________________________ > >6tisch mailing list > >6tisch@ietf.org > >https://www.ietf.org/mailman/listinfo/6tisch > _______________________________________________ 6tisch mailing list 6tisch@ietf.org https://www.ietf.org/mailman/listinfo/6tisch
