Author: Kevin P. Fleming Date: CC: exim-users Subject: Re: [Exim] Couple of questions
Giuliano Gavazzi wrote:
> it works for me, but are you really putting it in the acl_smtp_data?
> Also, although this is not the point at stake, these headers are
> easily forged, so what's the gain?
The gain is that, at least for now, nobody seems to bother forging them.
Sure, it's not a permanent solution, but neither is anything else we do :-)
On my server, we stop at least a dozen spams a day using these
Hotmail/Yahoo/AOL forgery blockers, and have not yet had one false
positive (except for the new AOL "Atlas Mailer" thing discussed a couple
of weeks ago on this list).