Re: [dmarc-ietf] DMARC mitigation techniques

2014-05-31 Thread John Levine
>I would love to see that list of multiple mitigations shared with the >broader community. That would be useful information for people in the >IETF, as well as other MLM teams not involved wherever those discussions >occurred. Your wish is our command: http://wiki.asrg.sp.am/wiki/Mitigating_DM

Re: [dmarc-ietf] DKIM through mailing lists (rebutting MLs won't change)

2014-05-31 Thread John Levine
>That's okay -- it was just a thought. However, note that not all MLMs >are in as good a shape as GNU Mailman is, volunteer-wise. For *them*, it >might be useful. I wouldn't count on it. I did .invalid patches for majordomo2, which is largely abandonware but still used a fair number of places.

Re: [dmarc-ietf] DKIM through mailing lists (rebutting MLs won't change)

2014-05-31 Thread Tony Hansen
Thanks for your comments Stephen. On 5/31/14, 1:51 PM, Stephen J. Turnbull wrote: Tony Hansen writes: >> That doesn't help the DMARC situation now, but DMARC could be >> given other options once that happens. > > I agree completely that a change to DMARC is needed in conjunction > wit

Re: [dmarc-ietf] DKIM through mailing lists

2014-05-31 Thread Douglas Otis
On May 31, 2014, at 8:49 AM, Stephen J. Turnbull wrote: > Douglas Otis writes: > >> https://community.intuit.com/questions/899989-please-make-quickbooks-pass-the-dmarc-evaluation-please-do-this-quickly > > Grr. Doesn't describe the problem! Is it that a QuickBooks client > using a mailbox a

Re: [dmarc-ietf] Solution for DMARC disruption of normal email use while still offering its normal protection

2014-05-31 Thread Stephen J. Turnbull
J. Gomez writes: > Users won't care about the politics of the email system, but about > relevant and wanted email landing on their inbox -- hopefully in an > easily readable manner. If you have users like that, configure your lists accordingly. The options are available (in GNU Mailman, at le

Re: [dmarc-ietf] DKIM through mailing lists

2014-05-31 Thread Stephen J. Turnbull
Douglas Otis writes: > https://community.intuit.com/questions/899989-please-make-quickbooks-pass-the-dmarc-evaluation-please-do-this-quickly Grr. Doesn't describe the problem! Is it that a QuickBooks client using a mailbox at a "p=reject" domain is having QuickBooks send invoices on their beha

Re: [dmarc-ietf] DKIM through mailing lists (rebutting MLs won't change)

2014-05-31 Thread Stephen J. Turnbull
Tony Hansen writes: >> That doesn't help the DMARC situation now, but DMARC could be >> given other options once that happens. > > I agree completely that a change to DMARC is needed in conjunction > with having clear ML specs. A change to the protocol? What? I don't see it. The protocol

Re: [dmarc-ietf] Solution for DMARC disruption of normal email use while still offering its normal protection

2014-05-31 Thread J. Gomez
On Saturday, May 31, 2014 2:18 PM [GMT+1=CET], Stephen J. Turnbull wrote: > J. Gomez writes: > > > Furthermore, what is more important - to deserve or not to deserve > > the prize of being sanctioned as kosher, or keeping a world-wide > > system interoperable? > > In the face of bullying by larg

Re: [dmarc-ietf] New DMARC WG, was Re: DKIM through mailing lists (rebutting MLs won't change)

2014-05-31 Thread Scott Kitterman
On Friday, May 30, 2014 18:46:45 Steven M Jones wrote: > On 05/30/2014 10:20 AM, Scott Kitterman wrote: > > On Friday, May 30, 2014 17:07:30 Elizabeth Zwicky wrote: > >> On 5/29/14, 8:44 PM, "Scott Kitterman" wrote: > >>> DMARC change is even more off the table than MLM software change > >> > >>

Re: [dmarc-ietf] DKIM through mailing lists (rebutting MLs won't change)

2014-05-31 Thread Stephen J. Turnbull
Elizabeth Zwicky writes: > So changes that maintain effective protection for users who are > being targeted by attackers with addressbook information, with less > disruption to email that people want, are of great interest to us. How about trying "p=quarantine" with a real short TTL just in ca

[dmarc-ietf] Yet another mailing list solution thread

2014-05-31 Thread Stephen J. Turnbull
Brandon Long writes: > 1) Reject posting from p=REJECT users +1 <0.2 wink> > It seems like [ignoring DMARC bounces when checking if the > recipient is able to receive] should be relatively uncontroversial, Mailman is already working on this. Unfortunately, some domains just use a generic 5.

Re: [dmarc-ietf] Solution for DMARC disruption of normal email use while still offering its normal protection

2014-05-31 Thread Stephen J. Turnbull
J. Gomez writes: > Furthermore, what is more important - to deserve or not to deserve > the prize of being sanctioned as kosher, or keeping a world-wide > system interoperable? In the face of bullying by large operators counting on the fact that ostracizing them would seriously annoy millions

Re: [dmarc-ietf] Solution for DMARC disruption of normal email use while still offering its normal protection

2014-05-31 Thread J. Gomez
On Saturday, May 31, 2014 1:44 AM [GMT+1=CET], Hector Santos wrote: > On 5/30/2014 5:49 PM, J. Gomez wrote: > > > > Ah, but "just like" is a complete misstatement of the situation. > > > There's a big difference. Users on a mailing list think of the > > > poster, not the mailing list, as respons