On Fri, 15 Jun 2007, David S. Madole wrote:
>
> > From Mike Cardwell on Friday, June 15, 2007 2:39 PM
> >
> > I did consider that. The headers on their own don't seem to
> > be a free pass, but they do help. Otherwise any old spammer
> > could spam all the hotmail addresses they wanted.
>
> Except that it's expensive for spammers to send large messages because
> they are sending millions. Every extra byte is multiplied by a large
> factor.
>
When you're using someone else's bandwidth (think 'botnet'), it's not so
expensive.
> Likewise, it's not at all unusual for SpamAssassin installations to
> bypass scanning for messages over some certain size because scanning is
> expensive, so Hotmail is not nearly unique in this.
>
Yup.
--
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Dave Lugo dlugo@??? LC Unit #260 TINLC
Have you hugged your firewall today? No spam, thanks.
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Are you the police? . . . . No ma'am, we're sysadmins.
