[ietf-dkim] DKIM signature can mean it's safe to generate bounce?

[Steve Atkins]

On Jul 6, 2007, at 6:56 PM, Dave Crocker wrote:

>
>
> Steve Atkins wrote:
>>> so, perhaps, an SSP record by the signing domain that says  
>>> MailFrom is valid?
>> Possibly. What's the problem you're trying to solve?
>
> I really hate it when people ask pragmatic questions like that.  I  
> mean, really Steve, didn't you know that value propositions are  
> soooo pasé?
>
> But I suppose I have to answer it:
>
> I'm about to generate a bounce-category message.  If I'm suspicious  
> enough of the original message, I might decide not to.  By way of  
> trying to squelch bad bounce traffic at its source.
>
> Given the DKIM sig and the "Return" SSP record, I'll generate it  
> since the return address domain has said it's valid.

Wouldn't you be better looking at the i= tag in the DKIM-Signature  
header, anyway?

Cheers,
   Steve