IIS and SMTP - Spoofing

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Spoofing

jeremy alsman

2004-01-24, 2:06 am

What is a good way to prevent domain spoofing? I am
having a lot of email sent through my exchange server that
has my domain in the from address.

I have the exchange server doing a reverse dns lookup on
each message. However that just puts an unverified
message in the header.

Thanks