Hi All, This is something I'm very interested in.
Definitely want to participate. Regards, Jonathan On Tue, 21 Jan 2020 at 10:04, Mohit Sethi M <mohit.m.sethi= 40ericsson....@dmarc.ietf.org> wrote: > I would let CFRG deal with the PAKE selection process: > https://mailarchive.ietf.org/arch/msg/cfrg/-a1sW3jK_5avmb98zmFbCNLmpAs > and not have this design team spend time and energy on designing PAKEs. > > --Mohit > > On 1/21/20 11:52 AM, Björn Haase wrote: > > Hello to all, > > > > I am also willing to contribute. My concern is that I observe that in > some industrial control applications, PSK mechanisms (that actually require > high-entropy keys) are (mis)-used in conjunction with TLS, where the PSK is > actually of insufficient entropy (maybe derived only from a 4 digit PIN). > > > > In order to fix this issue, I'd really appreciate to have an PSK-style > TLS operation using a balanced PAKE (note that this could be implemented > with virtually no computational overhead in comparison to conventional ECDH > session key generation). > > > > Yours, > > > > Björn. > > > > > > > > Mit freundlichen Grüßen I Best Regards > > > > Dr. Björn Haase > > > > > > Senior Expert Electronics | TGREH Electronics Hardware > > Endress+Hauser Conducta GmbH+Co.KG | Dieselstrasse 24 | 70839 Gerlingen > | Germany > > Phone: +49 7156 209 377 | Fax: +49 7156 209 221 > > bjoern.ha...@endress.com | www.conducta.endress.com > > > > > > > > > > > > Endress+Hauser Conducta GmbH+Co.KG > > Amtsgericht Stuttgart HRA 201908 > > Sitz der Gesellschaft: Gerlingen > > Persönlich haftende Gesellschafterin: > > Endress+Hauser Conducta Verwaltungsgesellschaft mbH > > Sitz der Gesellschaft: Gerlingen > > Amtsgericht Stuttgart HRA 201929 > > Geschäftsführer: Dr. Manfred Jagiella > > > > > > Gemäss Datenschutzgrundverordnung sind wir verpflichtet, Sie zu > informieren, wenn wir personenbezogene Daten von Ihnen erheben. > > Dieser Informationspflicht kommen wir mit folgendem Datenschutzhinweis ( > https://www.endress.com/de/cookies-endress+hauser-website) nach. > > > > > > > > > > > > Disclaimer: > > > > The information transmitted is intended only for the person or entity to > which it is addressed and may contain confidential, proprietary, and/or > privileged material. Any review, retransmission, dissemination or other use > of, or taking of any action in reliance upon, this information by persons > or entities other than the intended recipient is prohibited. If you receive > this in error, please contact the sender and delete the material from any > computer. This e-mail does not constitute a contract offer, a contract > amendment, or an acceptance of a contract offer unless explicitly and > conspicuously designated or stated as such. > > > > > > > > -----Ursprüngliche Nachricht----- > > Von: TLS <tls-boun...@ietf.org> Im Auftrag von Mohit Sethi M > > Gesendet: Dienstag, 21. Januar 2020 10:45 > > An: Colm MacCárthaigh <c...@allcosts.net>; Sean Turner <s...@sn3rd..com> > > Cc: TLS List <tls@ietf.org> > > Betreff: Re: [TLS] External PSK design team > > > > I am certainly interested and willing to contribute. We need some > > consensus on whether PSKs can be shared with more than 2 parties, > > whether the parties can switch roles, etc. > > > > EMU is going to work on EAP-TLS-PSK and the question of > > privacy/identities will pop-up there too. > > > > --Mohit > > > > On 1/21/20 7:33 AM, Colm MacCárthaigh wrote: > >> Interested, as it happens - this is something I've been working on at > Amazon. > >> > >> On Mon, Jan 20, 2020 at 8:01 PM Sean Turner <s...@sn3rd.com> wrote: > >>> At IETF 106, we discussed forming a design team to focus on external > PSK management and usage for TLS. The goal of this team would be to produce > a document that discusses considerations for using external PSKs, privacy > concerns (and possible mitigations) for stable identities, and more > developed mitigations for deployment problems such as Selfie. If you have > an interest in participating on this design team, please reply to this > message and state so by 2359 UTC 31 January 2020. > >>> > >>> Cheers, > >>> > >>> Joe and Sean > >>> _______________________________________________ > >>> TLS mailing list > >>> TLS@ietf.org > >>> > https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.ietf.org%2Fmailman%2Flistinfo%2Ftls&data=02%7C01%7Cbjoern.haase%40endress.com%7C5af7f9dcd2f746b6638a08d79e56a7dc%7C52daf2a93b734da4ac6a3f81adc92b7e%7C1%7C0%7C637151967330246544&sdata=xtt%2F1mxS0XbrTQ8mExdzUP%2F%2BHSJKrXANsVqsX%2F4sUZA%3D&reserved=0 > >> > > _______________________________________________ > > TLS mailing list > > TLS@ietf.org > > > https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.ietf.org%2Fmailman%2Flistinfo%2Ftls&data=02%7C01%7Cbjoern.haase%40endress.com%7C5af7f9dcd2f746b6638a08d79e56a7dc%7C52daf2a93b734da4ac6a3f81adc92b7e%7C1%7C0%7C637151967330246544&sdata=xtt%2F1mxS0XbrTQ8mExdzUP%2F%2BHSJKrXANsVqsX%2F4sUZA%3D&reserved=0 > _______________________________________________ > TLS mailing list > TLS@ietf.org > https://www.ietf.org/mailman/listinfo/tls >
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