[exim] Re: How to enable incoming DKIM check, ideally in Ubu…

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Autor: Slavko
Data:  
Para: exim-users
Assunto: [exim] Re: How to enable incoming DKIM check, ideally in Ubuntu/Debian?
Dňa 24. septembra 2023 23:40:38 UTC používateľ Jasen Betts via Exim-users <exim-users@???> napísal:

>Such a per-domain database with public sender opt-in exists.
>It is called DMARC


No, DMARC is not "must have DKIM" DB, as it is SPF **or** DKIM.
Main problem (in this case) is, that it is not your DB/decision and
that not all are using DMARC. And, DMARC without DKIM is
suggested way to prevent forwarding...

And do not forget, that DMARC's RFC is informational only...

regards


--
Slavko
https://www.slavino.sk/

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