Eric Shubert wrote:
> Hey Sam (et al),
> 
> I just came across a situation where I wanted to whitelist a vendor 
> (dyndns.com), so I requested their rDNS names. They cordially replied 
> that they use various servers, and gave me their SPF record as 
> reference. Then a little light went on. Spamdyke could do this for me.
> 
> How about a spf-whitelist option, similar to the other whitelist 
> options, that would read the SPF record for the sending domain and 
> automatically whitelist according to the SPF rules found. This would 
> effectively say, "whitelist whatever servers are listed in the domain's 
> SPF record - I'll trust their SPF record".
> 
> I know this isn't trivial because of the variety of ways that senders 
> can be specified in SPF, but I think the feature would be very useful.
> 
> I would guess that most users would want to implement this only for 
> certain domains. I'm not sure if turning it on globally would be ok to 
> do or not. I'm thinking probably no, but it might be a nice option for some.
> 
> Thoughts?
> 

I know you have SPF listed under TODO LATER in TODO.txt, but it's listed 
along with some other schemes which I believe are more involved to fully 
implement. I see this more of an enhancement of spamdyke's whitelisting 
capabilities than an outright SPF implementation. FWIW.

-- 
-Eric 'shubes'

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