Re: [TLS] An IETF draft on TLS based on ECCSI public key (RFC 6507)

Russ Housley <housley@vigilsec.com> Fri, 07 July 2017 19:40 UTC

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From: Russ Housley <housley@vigilsec.com>
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Date: Fri, 7 Jul 2017 15:40:03 -0400
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To: Ilari Liusvaara <ilariliusvaara@welho.com>, Rich Salz <rsalz@akamai.com>
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Subject: Re: [TLS] An IETF draft on TLS based on ECCSI public key (RFC 6507)
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> - PFS or pure-PSK only.
> 
> Small things can't do PFS unfortunately.

The TLS WG wants to work on a a way to combine a PSK with (EC)DH after the current specification is finished for quantum protection.  Of course, that PSK must be distributed without any public-key crypto or it will not provide any quantum protection.

Russ