>Folks, I have been banging my head against a problem over the last few days.
>My web server uses postfix to send mail to other machines -- logs, mail sent
>from web forms, etc. It shouldn't need to accept or relay mail from the
>outside. Somehow it will accept mail on the nobody account and will relay
>to any cc or bcc addresses. That functionally allows spammers to relay
>through the server. I can't figure out how to turn this off. I thought I
>had shut off relaying in the main.cf file, but I must be missing something.
>Any ideas?
>
>
Try putting the line:
mynetworks = 127.0.0.1/32
in main.cf
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