[Mimedefang] Pre-Emptive Greylist entries
Matthew.van.Eerde at hbinc.com
Matthew.van.Eerde at hbinc.com
Tue Jan 10 15:23:48 EST 2006
David F. Skoll wrote:
> Matthew.van.Eerde at hbinc.com wrote:
>
>> That is the sole purpose of SPF, to force domains that send spam to
>> admit ownership of the sending servers.
>
> spammer.com. 1d IN TXT "v=spf1 +all"
>
> I own the world! :-)
That's a perfect example that proves my point.
spammer.com can never claim that they were joe-jobbed.
I imagine conversations going like this...
Blacklist owner: You're blacklisted because of this spam.
Spammer: I didn't send that. I don't even use that server.
Blacklist owner: Really? Your SPF record says you do.
Spammer: Ah, well, er, um...
--
Matthew.van.Eerde (at) hbinc.com 805.964.4554 x902
Hispanic Business Inc./HireDiversity.com Software Engineer
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