Re: [exim] Seeking advice how to deal with spam faked to app…

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Autor: Jeremy Harris
Data:  
A: exim-users @ exim. org
Assumpte: Re: [exim] Seeking advice how to deal with spam faked to appearas coming from my domain
Exim User wrote:
> Just the same here and a lot of them.
> My special problem: The faked addresses are non existant, and I get the
> following frozen messages from my own mailer-daemon for every single bounce:
>
>
>>Message IPU3LU-00078D-LK has been frozen (delivery error message).
>>The sender is <>.
>
>
>>The following address(es) have yet to be delivered:
>
> >ittay@??? <ittay@???>: User unknown
> where "ittay@???" was the fake address used by the spammer.
>
> My ACL already uses
> require verify = header_syntax
> !verify = header_sender
>
> so how can this happen?


This is a bounce created by you?
a) why did you accept the original mail, and then bounce it?
b) did you do sender-verify callout on the original mail?

- Jeremy