[Sussex] Securing Mail Servers

[Jamie L. Penman-Smithson]

On 16 Apr 2006, at 21:07, Desmond Armstrong wrote:
> The spam that we receive does it come from improperly set up  
> mailservers or/and from Windows machines which are riddled with  
> trojans.
> One thing I am fairly certain on, it does not come from normal  
> Linux boxes.
> What are the statistics on this point?

Those improperly setup mailservers can be on Windows or Linux. Any  
MTA, if not configured properly, can be a source of spam, backscatter  
and useless virus warnings.

-j
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