hi John, On Thu, Nov 4, 2021 at 1:11 PM John Mattsson <john.mattsson= 40ericsson....@dmarc.ietf.org> wrote:
> TLS 1.2 has been obsolete for over three years. Oxford dictionary defines > obsolete as "no longer produced or used; out of date." NIST requires > support of TLS 1.3 everywhere no later than Jan 2024, which at least in > theory means no negotiation of TLS 1.2. > > > > I think IETF, TLS WG, and TLS libraries should spend their time on TLS > 1.3 rather than giving the false idea it is ok to stay on TLS 1.2. > Whilst I agree on the general sentiment, let me point out that the specific extension we wanted to register (RRC) would be DTLS-only. And while deprecating TLS 1.2 is certainly OK since 8446 has been around for 3+ years, the deprecation of DTLS 1.2 would seem a tad premature absent a published RFC for 1.3 (*) cheers! (*) This is going to change soon, but it'll take time for implementations to catch up (**) (**) IoT is a vastly different space compared to telco and web. It is very fragmented with no real incumbents that could orchestrate a quick switchover. Also, because of the heterogeneity of platforms there is a very high number of purpose built stacks. So we need to be a bit more patient (***) (***) Nothing, just checking if you are still following me in this meander of recursive footnotes ;-) > John > > > > *From: *TLS <tls-boun...@ietf.org> on behalf of Hannes Tschofenig < > hannes.tschofe...@arm.com> > *Date: *Monday, 25 October 2021 at 19:12 > *To: *IETF TLS <tls@ietf.org> > *Subject: *[TLS] Flags Extension: why only for TLS 1.3? > > Hi all, > > > > why is the flags extension only defined for TLS 1.3? > > > > There is nothing in this extension that prevents us from using it also in > TLS 1.2. > > > > Could we make it also available to TLS 1.2? > > > > Ciao > > Hannes > > > > IMPORTANT NOTICE: The contents of this email and any attachments are > confidential and may also be privileged. If you are not the intended > recipient, please notify the sender immediately and do not disclose the > contents to any other person, use it for any purpose, or store or copy the > information in any medium. Thank you. > _______________________________________________ > TLS mailing list > TLS@ietf.org > https://www.ietf.org/mailman/listinfo/tls > -- Thomas
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