Auteur: Felipe Gasper Datum: Aan: Phil Pennock CC: John R. Levine, exim-users Onderwerp: Re: [exim] MTA-STS and Server Name Indication (SNI) on mail servers
> On Jun 17, 2020, at 6:22 PM, Phil Pennock via Exim-users <exim-users@???> wrote:
>
> because TLS1.3 mandates SNI.
Phil, do you have a citation for this? I skimmed the RFC just now, and the only mandatory details about SNI that I see are in the context of session resumption.
If TLS 1.3 indeed mandates SNI, then that’s relevant in other conversations I’m in and would love to be able to cite that.