[Last-Call] Re: [Uta] Re: Re: Concern about draft-ietf-uta-require-tls13-10 with IoT protocols

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Peter Gutmann <pgut001@xxxxxxxxxxxxxxxxx> wrote:
    > Some sort of qualification like that would be my preference as well.  I don't
    > think I've ever encountered TLS 1.3 in SCADA (I mean, there's still a lot of
    > TLS 1.0 out there that people are struggling to move to TLS 1.2), so you could
    > just as easily say "TLS 1.3 has next to no deployment" depending on your terms
    > of reference.

Yes.
TLS 1.3 is ubiquitous, so why is TLS 1.2 still enabled at all major sites?
In the end, what out document is saying is:
   Please do TLS 1.3 [and newer] (SHOULD)
   Please do not turn off TLS 1.2 (MAY) yet.

    > OTOH I can also see that this could end up as a bit of a bus depot [*] to sort
    > out the phrasing.

many buses with many paint schemes :-)

    > [*] Like a bikeshed, but bigger and more complex.

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