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Re: [TLS] SNI from CDN to Origin (was I-D Action: draft-ietf-tls-sni-encryption-08.txt)

Rob Sayre <sayrer@gmail.com> Fri, 11 October 2019 03:11 UTC

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From: Rob Sayre <sayrer@gmail.com>
Date: Fri, 11 Oct 2019 10:11:24 +0700
Message-ID: <CAChr6SzAvAcyebuDCGzHeuSMqUQE5mC-XjTx2EwFb-OF65b-aw@mail.gmail.com>
To: Martin Thomson <mt@lowentropy.net>
Cc: "TLS@ietf.org" <tls@ietf.org>
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Subject: Re: [TLS] SNI from CDN to Origin (was I-D Action: draft-ietf-tls-sni-encryption-08.txt)
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On Fri, Oct 11, 2019 at 5:37 AM Martin Thomson <mt@lowentropy.net> wrote:

> On Fri, Oct 11, 2019, at 07:57, Ben Schwartz wrote:
> > The obvious solution is for the TLS client (i.e. the CDN) to support
> > direct entry of ESNI public keys alongside the IP address. Users who
> > want to be able to rotate their ESNI keys more easily should use a
> > backend identified by a domain name that is distinct from the
> > user-facing origin hostname.
>
> I was about to say the same thing.  No need to get fancy.
>

Isn't that more complicated than sending the SNI in the second client
message, though?

thanks,
Rob

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