Hello list.

Got a growing problem for several valid accounts.
What can I do to prevent this?
(SPF reject would be a bad choice?)

Ole J.
Running latest QT/QTP on Centos with paranoia-status:)
----

Like this:

Recipient: [email protected]
Sender: [email protected]

The IP adresse is not local or official ip address on this box.

An example for technique sending SPAM message:

Received: from unknown (HELO dslb-088-064-213-032.pools.arcor-ip.net)
(88.64.213.32)
     by my.server.tld with SMTP; 26 Sep 2009 05:29:39 -0000
Received-SPF: softfail (my.server.tld: transitioning SPF record at
server.tld does not designate 88.64.213.32 as permitted sender)
From: "Dana Woodyard" <[email protected]>
To: [email protected]

Result: user1 get the spam email.


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