Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread Stephen J. Turnbull
J. Gomez writes: > > > But do you think the general email-using population will be happy > > > to miss authentic email from eBay, Amazon, Paypal and American > > > Airlines, just to get email from some mailing list(s) delivered to > > > their inbox? I don't see why enabling mailing lists to

Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread Stephen J. Turnbull
Dave Crocker writes: > On 3/22/2015 1:39 PM, Stephen J. Turnbull wrote: > > I took you to mean that the relationship between the purported > > identity in From, based on the address in that field, and the user's > > behavior is irrelevant to specification of DMARC and related > > protocols.

Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread J. Gomez
On Sunday, March 22, 2015 9:25 PM [GMT+1=CET], John Levine wrote: > > But do you think the general email-using population will be happy > > to miss authentic email from eBay, Amazon, Paypal and American > > Airlines, just to get email from some mailing list(s) delivered to > > their inbox? > > M

Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread John Levine
>But do you think the general email-using population will be happy to miss >authentic email from eBay, Amazon, Paypal and American Airlines, just to get >email from some mailing list(s) delivered to their inbox? My impression is that most users put a very low value on commercial bulk mail. I'm no

Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread Stephen J. Turnbull
J. Gomez writes: > It's about time that MLM software that modifies the in-flight > message, rendering its DKIM signature invalid, takes ownership as > Author of the new modified message they are resending. Not going to happen. GNU Mailman list owners have had the option since November 2013, m

Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread Dave Crocker
On 3/22/2015 1:39 PM, Stephen J. Turnbull wrote: > Dave Crocker writes: > > > Folks tend to promote DMARC's choice of From field due to the fact > > that it's presented to the end-user, as if the end-user will behave > > differently with DMARC active. The end-user won't. > > I haven't noticed

Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread Stephen J. Turnbull
Dave Crocker writes: > Folks tend to promote DMARC's choice of From field due to the fact > that it's presented to the end-user, as if the end-user will behave > differently with DMARC active. The end-user won't. I haven't noticed anybody advocating that. The claim is that the user behavior

Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread Murray S. Kucherawy
On Sun, Mar 22, 2015 at 8:06 AM, J. Gomez wrote: > I consider that any "3rd party authorization scheme" for DMARC will fail > --not to fail technically, but to fail be implemented in the real world-- > if it happens to need, to be workable, the nuanced and labour-intensive > participation of the

Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread J. Gomez
On Saturday, March 21, 2015 10:31 PM [GMT+1=CET], John Levine wrote: > > > How big is the volume of DMARC-problematic indirect email flows, > > > compared to the general volume of email which can readily benefit > > > from DMARC? > > The numbers I've seen say that the volume of mail that DMARC s

Re: [dmarc-ietf] Next steps for RFC 7489 (DMARC)

2015-03-22 Thread J. Gomez
On Saturday, March 21, 2015 3:36 PM [GMT+1=CET], Hector Santos wrote: > As a long time total mail system product(s) developer, at this point, > IMV, we have a marketing problem. > > We did have technical solutions laid out with 3rd party authorization > concerns. However, it hasn't been "sold e