Sent: Wednesday, October 14, 2009 4:53 AM
To: Murray S. Kucherawy; John R. Levine; Daniel Black
Subject: Re: [ietf-dkim] Is anyone using ADSP? - bit more data from the
Another data point: Google Mail won't use ADSP because they will not
discard someone's mail outright without a written agreement from the
sending domain agreeing to same, absolving them of responsibility for
mail that never arrives.
You mean that they won't publish ADSP records? Or that they won't
any ADSP records? Or that they won't discard "discardable" messages?
They won't honour ADSP "dkim=discardable" records posted by others.
Logically, none of these things follow. Publishing ADSP records doesn't
mean that Google will discard anything, though it does grant permission
others to do so. They have lots of other things that they can do as a
result of ADSP fails. Presumably, they'd be more aggressive with
quarantining mail if there's an ADSP record that renders a specific
discardable. Heck, they could even argue that publication of
"dkim=discardable" does absolve them.
I'm only relaying what I was told at a conference. You're free to contact them
for an explanation beyond what I've said.
NOTE WELL: This list operates according to