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Forged sender test
> Just note that you will reject a lot of legitimate mail.
I am aware of the potential pitfalls of such a test. I was just wondering
if it is at all possible.
Thanks.
On 11 Jan 2003 at 9:52, Vince Puzzella wrote:
From: "Vince Puzzella" <vpuzzella@bluecatnetworks.com>
To: <zmailer@nic.funet.fi>
Subject: Re: Router file naming convention
Date sent: Sat, 11 Jan 2003 09:52:08 -0500
> Is there anyway to get the zmailer smtp server to test for forged sender
> addresses at the MAIL FROM:<> phase?
> Essentially, I want to perform a DNS MX record query to verify that the
> source IP is a valid mail exchanger for the sender's domain.
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