Dr. Ernst Molitor [molitor(_at_)uni-bonn(_dot_)de] wrote:
our e-mail boxes away from them, they will user other methods. Sure,
once you have detected that, say, abcdefg.com, is a spammer's domain, it
can be blocked. They will have used abcdefg.com for about ten billion
messages before, and still work profitably. Maybe they will have to set
Dr. Ernst Molitor [molitor(_at_)uni-bonn(_dot_)de] wrote:
My concern is this: SPF will cause a lot of work (money,
that is...), but still spammers will be able to fill our email boxes.
Please explain to me why this concern is farfetched ;-)
Your concern is far fetched because your assumptions are wrong.
Assuming about one of a thousand mail addresses in a spammer's address list is
a spam trap, a spammer may be able to send one or two thousand spams (but
certainly not billions!) using his newly acquired domain before the domain gets
blacklisted.
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