Re: [Exim] exim HELO ack

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Author: Jez Hancock
Date:  
To: Exim Users List
Subject: Re: [Exim] exim HELO ack
On Wed, Aug 27, 2003 at 09:25:01AM -0400, Richard Welty wrote:
> On Wed, 27 Aug 2003 12:05:25 +0100 Jez Hancock <jez.hancock@???> wrote:
>
> > Personally I'm not overwhelmed by spammers or other abusers who misuse
> > the
> > HELO/EHLO command and I can't justify denying or dropping clients based
> > solely on the fact that they don't use a FQDN or even an address literal
> > in their HELO/EHLO - a lot of my users use OE which appears to not adhere
> > to this anyway.
>
> but some of us are getting pounded pretty good by Sobig.F coming from
> windoze systems with non-FQDN HELO strings, and it's a good way to
> recognize and drop those connections fast and keep our loads down.

*nods* - I only have a few dozen users so it's enough for me to reject
mail with illicit file extensions at DATA time. I can't wait for
someone to complain that the screensaver one of their mates sent them
went missing... :)

--
Jez

http://www.munk.nu/