On Wed, Mar 11, 2009 at 3:33 PM, Steve Atkins <[email protected]>wrote:
If there were another field in the DKIM-Signature header, or an > entirely separate email header covered by the DKIM signature, that > stated "all email sent using this domain in the From field will be > DKIM signed" then any receiving MTA or MTA cluster could keep track of > that state (probably using their existing reputation tracking system > in the case of large receivers, and using a fairly trivial extension > to their DKIM plugins in the case of smaller ones). > This was touched upon back in 2007/2008 holidays with a WG suggestion to add a DKIM-Signature tag thats says *first party only, neutral, etc* which can be viewed as an optimization. I think it is a great idea. But the issue is legacy mail. The issue is not the good mail. The issue is the bad mail - the one that don't have the "extra" DNA genes to detect. -- hls
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