[Talk] Combatting spam (was: (no subject))

[Edwin Groothuis]

On Thu, Aug 15, 2002 at 12:29:13PM +1000, Adrian Close wrote:
> On Thu, 15 Aug 2002, Greg 'groggy' Lehey wrote:
> 
> > It's also interesting to note that this message camed from
> > verestar.net.  I have already noticed that there's a lot of spam
> 
> I think it's even more interesting to note that an intermediate step was:
> 
> 	"Received: from pcug.org.au (supreme.pcug.org.au [203.10.76.34])"
> 
> Does this mean that machine is an "open relay"?  Perhaps we can lend a

No or not anymore:

[~] edwin at k7>telnet supreme.pcug.org.au smtp
Trying 203.10.76.34...
Connected to supreme.pcug.org.au.
Escape character is '^]'.
220 pcug.org.au ESMTP Sendmail 8.12.2/8.12.2/TIP-2.20; Thu, 15 Aug 2002 12:36:55 +1000 (EST)
helo daar
250 pcug.org.au Hello p8-max7.wgg.ihug.com.au [203.132.227.136], pleased to meet you
mail from: me at hotmail.com
250 2.1.0 me at hotmail.com... Sender ok
rcpt to: edwin at mavetju.org
550 5.7.1 edwin at mavetju.org... Relaying denied

(Un)fortunatly I don't have the original email anymore (long live
spam-assassin!) otherwise I would have a look at it.

Edwin

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Edwin Groothuis      |            Personal website: http://www.MavEtJu.org
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