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Date: Mon, 1 Mar 2004 10:20:18 -0800
From: Chris Pressey <cpressey@catseye.mine.nu>
To: chat@freebsd.org
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References: <Pine.BSF.4.21.0402291639340.27862-100000@InterJet.elischer.org>
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Subject: Re: SPAM/virii apparently from freeBSD addresses.
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On Mon, 01 Mar 2004 17:50:43 +0100
Miguel Mendez <flynn@energyhq.es.eu.org> wrote:

> Moving to chat:
> 
> Julian Elischer wrote:
> > Somewhere out there there is a ?Virus?/?Hacker?/?Spammer?
> > getting really annoying..
> 
> It's been quite common for some time for worms/viruses du jour to fake
> from/to. Not that it's not annoying. Two meassures that IMHO could
> help a bit could be:
> 
> a) Most people started gpg-signing e-mail by default. (Some FreeBSD 
> committers already do that)
> 
> b) FreeBSD.org could publish spf records like some people are already 
> doing (.e.g. grog@ does and some others)
> 
> c) For those running pf, block on $ext_if from any os "Windows" to 
> $ext_ip port = 25 ;-)

Surely another (small) thing that could be done would be to make the
mailing lists not accept mail from each other.  e.g. recently I've seen
messages of the form "from: freebsd-stable@freebsd.org
to: freebsd-questions@freebsd.org".

> Cheers,
> -- 
> 	Miguel Mendez <flynn@energyhq.es.eu.org>
> 	http://www.energyhq.es.eu.org
> 	PGP Key: 0xDC8514F1

-Chris