Am 29.06.2013 14:24, schrieb Lena@???:
>> From: test test <test4offer@???>
>> One of my server affected by spammers the using a login id and password one
>> of mys user and sending mail via other mail ids.
> Some of your honest users need to send mail with another email address
> in "From:". For example, *-owner()yahoogroups.com, @ieee.org.
> How to block stolen passwords automatically:
> https://github.com/Exim/exim/wiki/BlockCracking
>
That will block most customers, who try to send valid newsletters :)
10% or more of the address database of those newslettersenders is
invalid and old addresses.
Marius
