Re: [TLS] Lessons learned from TLS 1.0 and TLS 1.1 deprecation

Stephen Farrell <stephen.farrell@cs.tcd.ie> Fri, 27 September 2019 08:45 UTC

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To: Martin Thomson <mt@lowentropy.net>, tls@ietf.org
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From: Stephen Farrell <stephen.farrell@cs.tcd.ie>
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Date: Fri, 27 Sep 2019 09:45:04 +0100
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Subject: Re: [TLS] Lessons learned from TLS 1.0 and TLS 1.1 deprecation
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On 27/09/2019 04:50, Martin Thomson wrote:
> On Fri, Sep 27, 2019, at 10:52, Stephen Farrell wrote:
>>>> """The expectation is that TLSv1.2 will continue to be used
>>>> for many years alongside TLSv1.3."""
>> 
>> So is your proposed change to only remove that sentence?
> 
> I just checked, and it seems like the only thing the document says
> along these lines, so yeah.

Grand so. Like I said I don't think it's a biggie so I've
commented out that sentence in the GH version. [1]

  [1]
https://github.com/tlswg/oldversions-deprecate/blob/master/draft-ietf-tls-oldversions-deprecate.txt

BTW - for the chairs/AD - how are we doing on getting IETF LC under
way? I realise the world won't end if this isn't super-fast but it's
been 3 months since publication was requested which seems like a bit
of a while.

Cheers,
S.


> 
>> Personally, I'm not that fussed. Including or omitting that seems
>> not a big deal to me. If the WG are however keen on such a change
>> that's fine too. OTOH, we've already done a bunch of process-steps
>> with this process-draft so I do wonder if that change really
>> amounts to a worthwhile thing.
> 
> I do.  Or I wouldn't have written the email.  Do you think that this
> is a valuable statement?  I think that it says that the IETF lacks
> confidence in the suitability of TLS 1.3 as a replacement for TLS
> 1.2.
> 
> If you want a smaller change, s/many years/some time/
>