Re: Early talkers as an alternative to greylisting

Sam Varshavchik <[email protected]> Sat, 16 Aug 2025 17:33:06 -0400

Newsgroups	gmane.mail.imap.courier.general
Message-ID	<[email protected]>

Alessandro Vesely writes:

> Hi Sam and all,
>
> I saw a discussion on /early talkers/, which are SMTP clients that start  
> sending stuff before they see the final \r\n of the server's greeting.  The  
> idea is to delay the greeting by 5s (possibly only on unknown connections.)  
> This is faster than greylisting and some find it just as effective.
>
> Can we do it with Courier?

Well, not right now, there's nothing like that, at the moment.

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