From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from mimir.eigenstate.org ([206.124.132.107]) by ewsd; Fri Nov 20 11:44:13 -0500 2020
Received: from abbatoir.fios-router.home (pool-74-101-2-6.nycmny.fios.verizon.net [74.101.2.6])
	by mimir.eigenstate.org (OpenSMTPD) with ESMTPSA id bafd1a68 (TLSv1.2:ECDHE-RSA-AES256-SHA:256:NO);
	Fri, 20 Nov 2020 08:44:03 -0800 (PST)
Message-ID: <D05E4F9B537BD7543887F8CCAFBCD4DA@eigenstate.org>
To: sirjofri+ml-9front@sirjofri.de
To: 9front@9front.org
Subject: Re: [9front] Smtpd spam prevention
Date: Fri, 20 Nov 2020 08:44:01 -0800
From: ori@eigenstate.org
In-Reply-To: <d87d5a63-524a-44ed-b39b-feeeb863351f@sirjofri.de>
MIME-Version: 1.0
Content-Type: text/plain; charset="US-ASCII"
Content-Transfer-Encoding: 7bit
List-ID: <9front.9front.org>
List-Help: <http://lists.9front.org>
X-Glyph: ➈
X-Bullshit: secure stateless reduce/map extension-based optimizer 

Quoth sirjofri <sirjofri+ml-9front@sirjofri.de>:
> Hello all,
> 
> my smtpd server runs fine, but I recently got some spam mails. Currently 
> my server doesn't filter anything and does nothing to prevent spam.
> 
> There are two options to smtpd, according to the man:

I still have to mess with it, but there's also some undocumented
bayesian filtering and spf validation that you can use from a
pipeto, with examples in /mail/lib.

I'm still running my mail server on OpenBSD, since I do rely on
it for a bunch of important things -- but I think I'll be taking
the next while to gradually migrate over.