Re: [dmarc-ietf] I-D Action: draft-ietf-dmarc-dmarcbis-12.txt

2022-07-12 Thread Murray S. Kucherawy
On Wed, Jul 6, 2022 at 7:34 AM wrote: > > A New Internet-Draft is available from the on-line Internet-Drafts > directories. > This draft is a work item of the Domain-based Message Authentication, > Reporting & Conformance WG of the IETF. > > Title : Domain-based Message Authenti

Re: [dmarc-ietf] "psd=" tag early assignment

2022-07-12 Thread Murray S. Kucherawy
On Mon, Jul 11, 2022 at 5:57 PM Douglas Foster < dougfoster.emailstanda...@gmail.com> wrote: > We should talk about "correct results". > > The PSL gets the correct results in 99-dot-something percent of messages, > but we are proposing a new algorithm because it is wrong on some fraction > of a pe

Re: [dmarc-ietf] what to document about the tree walk

2022-07-12 Thread Murray S. Kucherawy
Hatless once again. On Tue, Jul 12, 2022 at 3:08 PM Douglas Foster < dougfoster.emailstanda...@gmail.com> wrote: > The tree walk solves the problem IF the policy has boundary information > provided by the domain owner. Without that, aren't we substituting one > insufficiently reliable solution

Re: [dmarc-ietf] what to document about the tree walk

2022-07-12 Thread Scott Kitterman
On July 13, 2022 2:05:45 AM UTC, John Levine wrote: >It appears that Todd Herr said: >>On Tue, Jul 12, 2022 at 1:30 PM Douglas Foster < >>dougfoster.emailstanda...@gmail.com> wrote: >> >>> What problem does this tree walk solve? Can anyone explain how this tree >>> walk improves on RFC7489 e

Re: [dmarc-ietf] what to document about the tree walk

2022-07-12 Thread John Levine
It appears that Todd Herr said: >On Tue, Jul 12, 2022 at 1:30 PM Douglas Foster < >dougfoster.emailstanda...@gmail.com> wrote: > >> What problem does this tree walk solve? Can anyone explain how this tree >> walk improves on RFC7489 evaluation results? >> >> >RFC 7489 acknowledged that its metho

Re: [dmarc-ietf] what to document about the tree walk

2022-07-12 Thread Douglas Foster
The tree walk solves the problem IF the policy has boundary information provided by the domain owner. Without that, aren't we substituting one insufficiently reliable solution for another insufficiently reliable one? As I have said previously: errors in the PSL are expected to org-fragmenting a

Re: [dmarc-ietf] what to document about the tree walk

2022-07-12 Thread Todd Herr
On Tue, Jul 12, 2022 at 1:30 PM Douglas Foster < dougfoster.emailstanda...@gmail.com> wrote: > What problem does this tree walk solve? Can anyone explain how this tree > walk improves on RFC7489 evaluation results? > > RFC 7489 acknowledged that its methods for discovering the organizational doma

Re: [dmarc-ietf] what to document about the tree walk

2022-07-12 Thread Douglas Foster
What problem does this tree walk solve? Can anyone explain how this tree walk improves on RFC7489 evaluation results? On Tue, Jul 12, 2022, 11:13 AM John R Levine wrote: > > A.6 seems to be dealing with a different subject. I can still sketch > some > > text to be added there, though. I att

Re: [dmarc-ietf] what to document about the tree walk

2022-07-12 Thread John R Levine
A.6 seems to be dealing with a different subject. I can still sketch some text to be added there, though. I attach the diff. I realize this is getting repetitive but: -- PSDs are very, very rare, and users will generally never see them -- long discussions of PSDs will just confuse people -- I

Re: [dmarc-ietf] what to document about the tree walk

2022-07-12 Thread Alessandro Vesely
On Mon 11/Jul/2022 21:54:25 +0200 John Levine wrote: On Mon, 11 Jul 2022, Alessandro Vesely wrote: We are proposing an alternative to the PSL without having any experience of it.  I think a Proposed Standard should give full explanations of design choices, so that possible, future amendments c