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[Julian Field]

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David H. wrote:

>Hancock, Scott wrote:
>  
>
>>Matt, 
>>
>>    
>>
>>>>SPF - I haven't looked into this yet.  Should I start here?
>>>>        
>>>>
>>    
>>
>>>SPF would work very well for this. Forgery detection is really what
>>>      
>>>
>>SPF  is designed to do.
>>
>>It looks like I should learn more about SPF before going the custom rule
>>route.
>>    
>>
>
>Actually you should first look into the Custom Ruleset. While SPF is a nice
>thought it does not work at all. I have seen enough messages that have been
>marked as valid Spam and had a SPF_PASS header in them.
>  
>
I have seen claims that the only people who have really adopted SPF so 
far are the spammers themselves.

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Julian Field
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