Re: [TLS] A la carte handshake negotiation

Eric Rescorla <ekr@rtfm.com> Fri, 12 June 2015 15:23 UTC

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From: Eric Rescorla <ekr@rtfm.com>
Date: Fri, 12 Jun 2015 11:23:06 -0400
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To: Dave Garrett <davemgarrett@gmail.com>
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Subject: Re: [TLS] A la carte handshake negotiation
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On Fri, Jun 12, 2015 at 11:20 AM, Dave Garrett <davemgarrett@gmail.com>;
wrote:

> On Friday, June 12, 2015 10:51:35 am Hubert Kario wrote:
> > that would require definition of
> > TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256
> > TLS_ECDHE_PSK_WITH_256_GCM_SHA384
> >
> > to keep parity with already existing TLS_DHE_PSK_*
>
> Yes, all PSK would need ECDHE suites specified to be used with TLS 1.3+
> under this proposal, as-is. I think that would in general already be
> desired for PSK use-cases.


Sorry, do you mean that you couldn't use PSK without a public key key
exchange?
If so that's not going to work.

-Ekr


>
> Dave
>
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