[Raw Msg Headers][Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
anti-spam/fake mail in smtp-policy: how?
Ok.. I allow all email from one of my internal mail hosts. BUT..
One of my users is "faking" email from work to look like it is his home
How can I from the smtp-policy rules stipulate the "@domain"
part that I will accept from his host.
I.E.: connect from valid-internal-ip
I would like to block this just after the MAIL From line.
@homedomain is invalid coming from the valid internal mail server ip.
Can I say something like: if you are connecting from IP A.B.C.D, then
look like you are from one of the following domains: