> I've implemented it now in libopendkim as a compile-time experimental feature, > and it took me about four hours including testing. I just have to add it to > the plugin > that uses the library, and it'll be available for others to play with.
Can you give an example of what the stamped headers will look like? -- Terry From: dmarc [mailto:dmarc-boun...@ietf.org] On Behalf Of Murray S. Kucherawy Sent: Sunday, May 17, 2015 9:27 PM To: Dave Crocker Cc: dmarc@ietf.org Subject: Re: [dmarc-ietf] Looking for degrees of freedom with Intermediaries - Effort and Policy On Fri, May 15, 2015 at 1:28 PM, Dave Crocker <d...@dcrocker.net<mailto:d...@dcrocker.net>> wrote: Performing DKIM/SPF validation upon receipt There already exist several implementations of each of these, so I would say that they are currently deployed rather widely, making our cost near-zero. Plus, any DMARC operator already has at least one of them going. DKIM-signing all outbound mail. Let's say that's close to zero cost as well. One thing absent from your list is conditional signatures, which is John's idea, and is a special case of both of these. I've implemented it now in libopendkim as a compile-time experimental feature, and it took me about four hours including testing. I just have to add it to the plugin that uses the library, and it'll be available for others to play with. -MSK
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