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Re: Can we please refuse mail to the list from list addresses?

From: Magnus Hagander <magnus(at)hagander(dot)net>
To: Andrew Sullivan <ajs(at)crankycanuck(dot)ca>
Cc: pgsql-www(at)postgresql(dot)org
Subject: Re: Can we please refuse mail to the list from list addresses?
Date: 2007-11-29 22:41:05
Message-ID: 474F4001.1010507@hagander.net (view raw or flat)
Thread:
Lists: pgsql-www
Andrew Sullivan wrote:
> Hi all,
> 
> It appears that I caused a ruckus with my suggestion.  It hasn't helped that
> I have, I think, encouraged a rather different discussion.  This message is
> intended to disambiguate the various threads of this discussion, lay to rest
> at least one, and to make a promise about others.
> 
> A.  What I asked for
> 
> What I actually asked for was that we reject mail From:
> <listname(at)postgresql(dot)org> destined for <listname(at)postgresql(dot)org>.  I
> suggested this, because the spammers have obviously figured out that they
> can send mail with the From: and To: headers the same, and evade many spam
> traps.  Since lists should _never_ send mail to themselves (it'd be a loop),
> this is an obvious optimisation.  Marc says he can do this; I dunno whether
> it's been done, but I think his suggestion should be implemented. 

Yes, please do if not done already!


> B.  What else came out
> 
> As it turns out, this discussion raised several other issues.  I think they
> are the following:
> 
> 1.	SMTP Auth
> 
> Everyone agrees this should be and is happening, so we don't need to discuss
> it more.

Eh. I think we agree that it should be, but it certainly isn't. But I
agree with the not need to discuss anymore.


<snip>

> Every one of the above may be answered in different ways, and the union of
> them entails various listmail policies that we may or may not like.  Since
> the possible set of policies is so large, I offer to put together a proposed
> set of policies, with justifications, some time in January (after the
> release is behind us); that ought to eliminate the number of options that
> need to be included (I think some of the above questions have obvious
> answers).
> 
> Is this ok with others?

+1

//Magnus

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