Breathnach, Proinnsias (Dublin) wrote:
> It costs the sender nothing more to send it than
> it costs me to get it, but he's after sending it
> to 20,000 others as well ... so 20,000 times 10p
> is about £2,000 ... which is easily what spam is
> costing Joe Public on an hourly basis ... probably
> more
It's way eviler than that. They connect to a willing MTA, they transmit
the evil data of the email once, but they specify lots and lots of
recipients in the RCPT TO: SMTP command, so it cost them much less per
user to send than it costs each victim to receive even if they're paying
exactly the same for their bandwidth.
Paul.
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