Re: [dmarc-ietf] Section 5 - DKIM-only authentication

2022-01-05 Thread Tobias Herkula
Hi John, I have one bigger example back from the days when I was working for an ESP. The Situation was that a financial Institution decided to sign all their messages with DKIM and deploy a DMARC reject policy and an active decision against a strict SPF record. Because a huge part of their Emai

Re: [dmarc-ietf] Section 5 - DKIM-only authentication

2022-01-05 Thread John R Levine
I have one bigger example back from the days when I was working for an ESP. The Situation was that a financial Institution decided to sign all their messages with DKIM and deploy a DMARC reject policy and an active decision against a strict SPF record. Because a huge part of their Emails where

Re: [dmarc-ietf] Section 5 - DKIM-only authentication

2022-01-05 Thread Dotzero
On Wed, Jan 5, 2022 at 11:33 AM John R Levine wrote: > > I have one bigger example back from the days when I was working for an > > ESP. The Situation was that a financial Institution decided to sign all > > their messages with DKIM and deploy a DMARC reject policy and an active > > decision agai

Re: [dmarc-ietf] Section 5 - DKIM-only authentication

2022-01-05 Thread Dave Crocker
On 1/5/2022 5:59 AM, Tobias Herkula wrote: I have one bigger example back from the days when I was working for an ESP. You've described a company making a set of operational decisions that are known to create problems when using DMARC. They also choose an ESP that imposes an operational requ

Re: [dmarc-ietf] Section 5 - DKIM-only authentication

2022-01-05 Thread Douglas Foster
Like everyone else, receivers will do what they perceive as their own self interest. The goal of a document like this is to a lay out a plan where everyone can pursue their own self interest in a way that benefits the group. In this case, the "group" is senders of wanted mail and the receivers w

Re: [dmarc-ietf] 5.7.2.1. DMARC Policy Discovery - How to handle a missing policy

2022-01-05 Thread Murray S. Kucherawy
On Tue, Jan 4, 2022 at 4:53 PM Douglas Foster < dougfoster.emailstanda...@gmail.com> wrote: > [...] > The PASS-centric approach is the only one that makes sense to me. This is > why I have lobbied for changes to the introduction to explicitly state that > FAIL is an ambiguous result. If you acc