Multi (split) image spam

[Scott Silva]

Res spake the following on 5/6/2007 3:25 PM:
> On Sun, 6 May 2007, Andrew MacLachlan wrote:
> 
>> Some of the spammers are doing resends though to get around greylisting
> 
> This is one of the reasons I consider greylisting useless :)
> I've seen this from this part of the world (oceania/asia area) for about
> as long as greylisting came about.
> 
> It's the same ol same ol, we do something to stop em, they circumvent
> it, we counter it and they will try counter it again, and so on and as
> grey listing is the most simplest thing to get around, i've always
> regarded it as a joke, and all it does it build up your own outgoing
> queues, this might be fine for those who do 1K messages a day but when
> you do millions,
> thats just not on, anyhow you might as well firewall off your primary MX
> making mail fail and force resend via secondary MX's.
> 
> 
That won't even help, as most of my spam goes straight for the secondaries anyway.

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