Re: [AMaViS-user] OT: Where to find info on DNS based spam prevention

[<Jo...@id...>]

At 11:17 15-4-2004 +0300, you wrote:
>I had recently heard of a new attempt to stop spam by broadcasting the
>hosts on which *your domain* sends email from; like for egenet.com.tr , I
>could define a handful of servers that transmit email out, and each site
>receiving mail from egenet.com.tr verifies that the email actually
>originated from one of these hosts, and not some &*^*&^* sending stuff
>from blah-dsl.verizon.net pretending to be from egenet.com.tr..

I think you are referring to SPF: Sender Permitted From
This is a hack on the DNS system to show which machines are allowed to send 
mail
Personally I'm not a big fan of it

There are threads on slashdot on this
(http://yro.slashdot.org/yro/04/01/26/0043227.shtml?tid=111&tid=126)

many other links can be found on google

joris


>Does anyone know where I can find more info on this?
>Thanks! -turgut
>
>
>-----
>Turgut Kalfaoglu:  http://www.kalfaoglu.com
>EgeNet Internet Services: http://www.egenet.com.tr
>
>
>
>
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