Re: [TLS] Is stateless HelloRetryRequest worthwhile? (was Re: TLS 1.3 Problem?)

Michael D'Errico <mike-list@pobox.com> Thu, 01 October 2020 03:35 UTC

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Date: Wed, 30 Sep 2020 23:34:45 -0400
From: "Michael D'Errico" <mike-list@pobox.com>
To: tls@ietf.org
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Archived-At: <https://mailarchive.ietf.org/arch/msg/tls/a2VmlLgbl-N3GabY52Xx-tTvl6U>
Subject: Re: [TLS] =?utf-8?q?Is_stateless_HelloRetryRequest_worthwhile=3F_=28?= =?utf-8?q?was_Re=3A_TLS_1=2E3_Problem=3F=29?=
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> Not always; see TCP "fast open" options.

Maybe this should be disabled?  Fortunately if you wanted
to there is a setsockopt for TCP_FASTOPEN.

Mike