[CLUE-Tech] The SPAM Wars '03

[Art Reisman]

I have to imagine that there is something that can
block this farther up the chain like in your firewall?
If not then maybe I should build it? I have not
looked.
--- Mike Staver <staver at fimble.com> wrote:
> Ok, I've been fighting spam with serveral methods on
> my red hat box for
> a while now.  I basically use 3 methods to keep it
> from bothering me in
> my /etc/mail/access file:
> 
> 1) Blocking individual email addresses:
> SharonS457 at yahoo.com REJECT
> 
> 2) Blocking entire domains:
> directmailorderbrides.com REJECT
> 
> 3) Blocking domains and using humor at the same
> time:
> sbase20.com 550 ALL YOUR BASE BELONG TO US
> sbase21.com 550 ALL YOUR BASE BELONG TO US
> sbase22.com 550 ALL YOUR BASE BELONG TO US
> sbase23.com 550 ALL YOUR BASE BELONG TO US
> 
> I will admit, this does help cut down on the amount
> of spam that I get. 
> But, it doesn't stop enough of it.  So, I'd like to
> take even more
> drastic action in my sendmail config.  Is there a
> way in the sendmail
> config to specify that I don't want emails allowed
> in that contain
> certain key words?  Some obvious key words I'd love
> to keep out are:
> 
> XXX
> Mortgage Rates
> Casino
> ADV:
> 
> I realize that in rare cases, this would end up
> blocking some legitimate
> emails, but I think it's a risk I'm willing to take.
>  Can anybody tell
> me if I can block that sort of thing using sendmail?
>  I'd also like to
> block all incoming emails addressed to:
> 
> Undisclosed.Recipients at fimble.com
> 
> Is that possible?
> -- 
> 
>                                 -Mike Staver
>                                  staver at fimble.com
>                                 
> mstaver at globaltaxnetwork.com
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