[Mimedefang] Catching the porn spams

Troy R. LeBouef troy at lebouef.com
Sun Sep 12 00:44:38 EDT 2004


There are several cf filters that do this. Spamassassin uri filter.

Go here : http://wiki.apache.org/spamassassin/CustomRulesets


-----Original Message-----
From: mimedefang-bounces at lists.roaringpenguin.com
[mailto:mimedefang-bounces at lists.roaringpenguin.com] On Behalf Of Keith
Patton
Sent: Thursday, September 09, 2004 12:55 PM
To: mimedefang at lists.roaringpenguin.com
Subject: Re: [Mimedefang] Catching the porn spams

Maybe we need to think a little outside the box.  Porn spam's objective 
is to get you to go to their website, subscribe etc.
Now maybe we need to search the body for web links then match them 
against a blacklist.

just a thought,
-Keith


Kevin A. McGrail wrote:

>There are certainly ways to code around this and it *might* be a very
valid
>way to stop spammers.  I'll leave that debate to continue.
>
>However, my point was just to make sure that some admins didn't go code
up a
>whois lookup that was automated and find themselves in violation of the
>whois rules against automation.  Most of the whois servers will notice
>automated lookups of X number in Y period of time and just eventually
block
>your access. Then you'll get every domain as unknown and start blocking
all
>mail ;-)
>
>Regards,
>KAM
>
>  
>
>>Well, you could do an enhanced form of greylisting.  If mail comes
>>from an unknown domain, you greylist for 24 hours.  Otherwise, you use
>>the normal greylisting timing.  After 24 hours, the SURBLs should have
>>caught up.  This doesn't involve WHOIS lookups and is independent of
>>when the domains were registered.
>>
>>The obvious downside is a very long (probably unacceptably long)
initial
>>delay for mail from a new domain. :-(
>>    
>>
>
>_______________________________________________
>Visit http://www.mimedefang.org and http://www.canit.ca
>MIMEDefang mailing list
>MIMEDefang at lists.roaringpenguin.com
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>  
>


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