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

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От Magnus Hagander
Тема Re: Can we please refuse mail to the list from list addresses?
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Msg-id 20071129162446.GP8718@svr2.hagander.net
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Ответ на Re: Can we please refuse mail to the list from list addresses?  ("Joshua D. Drake")
Ответы Re: Can we please refuse mail to the list from list addresses?  ("Marc G. Fournier")
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On Thu, Nov 29, 2007 at 07:57:32AM -0800, Joshua D. Drake wrote:
> Magnus Hagander wrote:
> >On Thu, Nov 29, 2007 at 07:19:44AM -0500, Andrew Sullivan wrote:
> >>On Wed, Nov 28, 2007 at 03:04:48PM -0400, Marc G. Fournier wrote:
> >>>ie. if  sent out email, it would deliver to his 
> >>>local MTA, with his local MTA connecting to postgresql.org MTA, who 
> >>>would then deliver it out to the world ...
> >>Right.  In the anti-spam world these days, very few people are doing 
> >>reverse
> >>matching (that is, very few people compare the reverse lookup of the From:
> >>address to the domain of the MTA whence the mail is coming).  It'll be
> >>interesting to see what happens as SPF or DKIM -- the two loaded foot-guns
> >>of the mail world -- take off, because then signing practices will start 
> >>to
> >>be important, and I suspect we'll find that mail not signed with the right
> >>keys will all be classed as spam anyway.  So then you'll _have_ to use the
> >>domain's own mail servers, or things won't be signed correctly (because I
> >>assume that we're not going to be sharing the server's private keys widely
> >>:-)  
> >
> >Yeah. I still don't see why you shouldn't be using the mailservers
> >belonging to the domain you're sending from.. ;-) 
> 
> That's silly. Do you have any idea how many mailservers I would have to 
> have configured? If I auth to my main smtp... my email should be 
> accepted, period.

As long as you send from your main address, yes.

(BTW, you only need to configure one mailserver. As long as *you* are sure
with it, that server would be configured to relay messages that it knew
were authenticated using smtp-auth to another server. It's not even
hard to do....)

//Magnus


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