On 4/30/01 8:24 AM, "Tom Neff" <tneff@panix.com> wrote:
> From an ISP standpoint, what really matters about spam is the number of
> recipients. The really noticeable difference between a legitimate mailing
> list and a spam campaign is that the latter is HUGE.
That's not a safe assumption, Tom. There are huge, legitimate mailing lists
as well. And when you're the gorilla, it can be used as a warning sign to go
take a look, but not as assumed guilt.
> As a matter of
> practice, if you check your sender's relay and you impose a limit (hard,
> agreed-upon or otherwise) on the number of recipients within your domain,
> you can let real lists through while blocking spam campaigns, or so it
> would seem to me.
That doesn't scale to AOL, I don't think. I wish I could toss some numbers
here to illuminate what I'm doing, but I can't. Just realize there are
really big lists (and then add a couple of zeros) have have really big AOL
subscriber bases...
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