Jef Poskanzer wrote:
..snip...
> And finally, if you want to run a check on the HELO string, I find
> that just rejecting outside connections that claim a HELO of your own
> hostname gets rid of a very high proportion of crapmail. This
> very simple check is successful enough that I'll probably publish
> a "notme_milter" at some point after spfmilter gets out of beta status.
I already do this with MIMEDefang. it's proven quite effective.
I don't bother with any of the other checks because they either take too
many resources or have potentially too much collateral damage.
alan
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