On 13.10.2025 14:17 Viktor Dukhovni via mailop <[email protected]> wrote:
> Therefore, in the context of MTA-to-MTA (port 25) email relayng, a > client certificate could perhaps be used as a lookup key for client > reputation, that could be more robust than an IP address. And the > DANCE working group client id draft: For which use case? A spammer might just get various certificates for different host names via letsencrypt. Certain MTAs also have self-signed certs. Rejecting because of that will cause many issues. -- kind regards Marco Send spam to [email protected]
pgpxOWAkXKhdB.pgp
Description: Digitale Signatur von OpenPGP
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