On Tue, Dec 02, 2003 at 05:51:52PM +0000, Adam Newby wrote:
> This may have been thought of before, but...
> If spam filtering (not just RBL, but rules-based filtering) were built
> into Exim, *and a time penalty were introduced on receipt of a spam*, ie
> the connection was held open but Exim failed to respond for a long period,
> might this, if widely used, make it harder for spammers to operate?
Perhaps. ;-)
> Would it be possible to implement this in exim.conf using the current
> version of exim?
This is called "teergrubing" (tarpitting?), and exim4 enhanced with
the sa-exim plugin can do this.
cu andreas
--
"See, I told you they'd listen to Reason," [SPOILER] Svfurlr fnlf,
fuhggvat qbja gur juveyvat tha.
Neal Stephenson in "Snow Crash"