[CentOS] postfix and spam, I am impressed[Solution that works]

Nataraj wrote:
<snip>
> In any case, I used to have very large numbers in the category you
> described, but since I started doing agressive blocking with fail2ban
> (matching on repeated mail delivery failures), now I just completely
> block all those with IPtables, so that postfix never sees them.  I have
> not noticed any increase in user complaints since this happened.  And I
> do notice that the majority of the offending IP addresses were from
> asia, south america, eastern Europe, the middle east, etc.
<snip>
Yeah, I'd love to find a way to create a filter, maybe in t-bird, that
deleted any email whose subject line content was non-ASCII. I *know*
they're not for me....

        mark "and I'm always insulted if they're not offering me at
*least* $25M USD"