Am I the only one that questions how safe that this is? You are liable
to catch ham. For instance, I know several email account owners with
large ISPs such as hotmail that use other smtp servers for sending mail
and all that would be rejected too. I like this idea but am afraid it
may be a bit too aggressive. Thoughts?
> Unrouteable address 2020
> Fake Yahoo 37967
> Fake hotmail 84105
> Fake MSN 8
> Fake AOL 872
> host is listed in zen.spamhaus.org 32268
> Blacklisted URL in message 1397
> Sender verify fail 298
> Spamassassin reject 545
> Spamassassin warn 20521
>
>
> deny message = Faked hotmail, so you must be spam.
> log_message = Fake hotmail
> senders = *@hotmail.com
> condition = ${if match {$sender_host_name} \
> {\Nhotmail.com$\N}{no}{yes}}
>
> Think I got the above from the exim wiki, its been very effective for
> me.
>
>