[unisog] Rejecting incoming mail with from addresses in your own domain.

Matthew West mwest at cs.uct.ac.za
Tue Jul 22 02:19:47 GMT 2003

On Tue, Jul 22, 2003 at 02:04:11PM +1200, Russell Fulton wrote:
> 	We all (hopefully) have filters on our border routers that block any
> incoming packets with internal address.  It occurred to me (while
> dealing with a particularly well targeted bit of spy ware) that we could
> do the same for email.

A very nice idea, but...

> Any other gotcha that anyone can think off?

Yes, unfortunately; posts to external mailing lists that are then
redistributed back to you - ala unisog.

mwest at cs.uct.ac.za

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