Re: [dmarc-discuss] A bit quiet?

2017-02-03 Thread Payne, John via dmarc-discuss
replied offlist On Feb 3, 2017, at 8:09 PM, Brandon Long via dmarc-discuss mailto:dmarc-discuss@dmarc.org>> wrote: Actually, do you have any more specifics for me to take a look? Best case would be the recipient and message-id of something that ended up in the spam label. Off list would be

Re: [dmarc-discuss] A bit quiet?

2017-02-03 Thread Brandon Long via dmarc-discuss
Actually, do you have any more specifics for me to take a look? Best case would be the recipient and message-id of something that ended up in the spam label. Off list would be fine. Brandon On Fri, Feb 3, 2017 at 5:05 PM, Brandon Long wrote: > I'll take a look. > > On Thu, Feb 2, 2017 at 11:2

Re: [dmarc-discuss] A bit quiet?

2017-02-03 Thread Brandon Long via dmarc-discuss
I'll take a look. On Thu, Feb 2, 2017 at 11:28 PM, Roland Turner < roland.tur...@trustsphere.com> wrote: > John Payne wrote: > > >> Presumably this just indicates that the rewrite rule that Brandon > described for Google Groups > >> is not in use by IETF's mailing lists? > >> > >> Tradeoffs in ev

Re: [dmarc-discuss] A bit quiet?

2017-02-02 Thread Roland Turner via dmarc-discuss
John Payne wrote: >> Presumably this just indicates that the rewrite rule that Brandon described >> for Google Groups >> is not in use by IETF's mailing lists? >> >> Tradeoffs in every direction... > > I wasn't expecting behavior changes for ietf mail.  > > To clarify, with p=none I had no compla

Re: [dmarc-discuss] A bit quiet?

2017-02-02 Thread Roland Turner via dmarc-discuss
John Payne wrote: > Spoke too soon. I'm getting reports of IETF list mail from @akamai.com ending > up in Gmail spam folders :( > >> On Jan 31, 2017, at 9:07 AM, Payne, John via dmarc-discuss >> wrote: >> >> And it did the trick. Down to a manageable number of failures now, thanks >> for the

Re: [dmarc-discuss] A bit quiet?

2017-02-02 Thread Payne, John via dmarc-discuss
Spoke too soon. I'm getting reports of IETF list mail from @akamai.com ending up in Gmail spam folders :( > On Jan 31, 2017, at 9:07 AM, Payne, John via dmarc-discuss > wrote: > > And it did the trick. Down to a manageable number of failures now, thanks > for the hint Brandon :) ___

Re: [dmarc-discuss] A bit quiet?

2017-01-31 Thread Payne, John via dmarc-discuss
On Jan 19, 2017, at 12:26 AM, Roland Turner via dmarc-discuss mailto:dmarc-discuss@dmarc.org>> wrote: Brandon Long wrote: > If you go to p=quarantine and pct=0, Google Groups will still do the > rewriting, but no one > should enforce the quarantine. I know this is true for our own code, but

Re: [dmarc-discuss] A bit quiet?

2017-01-25 Thread Payne, John via dmarc-discuss
On Jan 19, 2017, at 12:26 AM, Roland Turner via dmarc-discuss mailto:dmarc-discuss@dmarc.org>> wrote: John Payne wrote: > That’s awesome. Do we have enough implementers on this list to gain any > confidence on whether or not > p=quarantine and pct=0 would enforce quarantine or not? It is a r

Re: [dmarc-discuss] A bit quiet?

2017-01-18 Thread Roland Turner via dmarc-discuss
John Payne wrote: > That's awesome. Do we have enough implementers on this list to gain any > confidence on whether or not > p=quarantine and pct=0 would enforce quarantine or not? It is a reasonably safe bet that pct=0 will prevent quarantining. (Any receiver observed doing otherwise will no

Re: [dmarc-discuss] A bit quiet?

2017-01-18 Thread Roland Turner via dmarc-discuss
Brandon Long wrote: > If you go to p=quarantine and pct=0, Google Groups will still do the > rewriting, but no one > should enforce the quarantine. I know this is true for our own code, but I > don't know how > well others handle it to know if it's a safe thing to do or not. That is excellent

Re: [dmarc-discuss] A bit quiet?

2017-01-17 Thread Payne, John via dmarc-discuss
to direct employees to avoid using their > work email addresses for mailing lists? (This won't solve the problem, but > may significantly reduce it.) Are you able to quantify the damage being done > at present? (If not, stop work on this now!) > > > - Ro

Re: [dmarc-discuss] A bit quiet?

2017-01-17 Thread Brandon Long via dmarc-discuss
s that >> isn't from an Akamai employee or automated system? If so, are the stakes >> high enough that you're in a position to direct employees to avoid using >> their work email addresses for mailing lists? (This won't solve the >> problem, but may significantly red

Re: [dmarc-discuss] A bit quiet?

2016-10-31 Thread Franck Martin via dmarc-discuss
On Wed, Oct 26, 2016 at 8:47 AM, Payne, John wrote: > > > On Oct 26, 2016, at 11:36 AM, Franck Martin wrote: > > > > 4) GApps DKIM signs all the emails with .gappssmtp.com >

Re: [dmarc-discuss] A bit quiet?

2016-10-28 Thread Brandon Long via dmarc-discuss
ng done at present? (If not, stop work on this now!) > > > - Roland > > -- > *From:* Payne, John > *Sent:* Friday, 28 October 2016 04:45 > *To:* Roland Turner > *Cc:* DMARC Discussion List > *Subject:* Re: [dmarc-discuss] A bit quiet? > > >

Re: [dmarc-discuss] A bit quiet?

2016-10-27 Thread Roland Turner via dmarc-discuss
educe it.) Are you able to quantify the damage being done at present? (If not, stop work on this now!) - Roland From: Payne, John Sent: Friday, 28 October 2016 04:45 To: Roland Turner Cc: DMARC Discussion List Subject: Re: [dmarc-discuss] A bit quiet? &g

Re: [dmarc-discuss] A bit quiet?

2016-10-27 Thread Payne, John via dmarc-discuss
> On Oct 26, 2016, at 8:56 PM, Roland Turner via dmarc-discuss > wrote: > > Payne, John wrote: > > > Yeah, but why are they showing up in _my_ DMARC reports? > ... > > Domain MAIL FROM DKIM domain SPF AuthDKIM Auth > > Total > > akamai.com oppa.com.br oppa-com-br.2015

Re: [dmarc-discuss] A bit quiet?

2016-10-26 Thread Roland Turner via dmarc-discuss
Payne, John wrote: > Yeah, but why are they showing up in _my_ DMARC reports? ... > Domain MAIL FROM DKIM domain SPF AuthDKIM Auth Total > akamai.com > oppa.com.br

Re: [dmarc-discuss] A bit quiet?

2016-10-26 Thread Payne, John via dmarc-discuss
On Oct 26, 2016, at 11:36 AM, Franck Martin mailto:fmar...@linkedin.com>> wrote: Couple of points... 1) https://github.com/linkedin/dmarc-msys/blob/master/dmarc.lua#L804

Re: [dmarc-discuss] A bit quiet?

2016-10-26 Thread Franck Martin via dmarc-discuss
Couple of points... 1) https://github.com/linkedin/dmarc-msys/blob/master/dmarc.lua#L804 This is how we detect if the email is likely to be from a mailing list. I parse the logs from time to time, and put exceptions in our local policy. 2) very few lists discard DMARC protected emails on receptio

Re: [dmarc-discuss] A bit quiet?

2016-10-25 Thread Payne, John via dmarc-discuss
> On Sep 27, 2016, at 12:23 PM, Terry Zink via dmarc-discuss > wrote: > >> Somewhat related (to my earlier post) - are there any _enterprises_ on this >> list that have >> experience or are currently attempting to either go p=reject or enforce >> DMARC policies inbound? > > I just wrote one

Re: [dmarc-discuss] A bit quiet?

2016-10-25 Thread Payne, John via dmarc-discuss
> On Sep 26, 2016, at 4:34 PM, Franck Martin wrote: > > We do enforce inbound policy, in fact this has been very useful, when you > send to yourself a copy of the failure reports, It allows you to find > problems with your email streams before they become real problems (as well as > all the d

Re: [dmarc-discuss] A bit quiet?

2016-09-27 Thread Terry Zink via dmarc-discuss
> Somewhat related (to my earlier post) - are there any _enterprises_ on this > list that have > experience or are currently attempting to either go p=reject or enforce DMARC > policies inbound? I just wrote one for Microsoft: https://blogs.msdn.microsoft.com/tzink/2016/09/27/how-we-moved-micro

Re: [dmarc-discuss] A bit quiet?

2016-09-26 Thread Paul Rock via dmarc-discuss
I'll second what Franck has said - Once we we figured out all of the 3rd parties we needed to talk to, virtually everyone was happy to work with us to find a solution. The biggest problem we've had, by far, was internals who couldn't be bothered to figure out how mail works, and then suddenly thei

Re: [dmarc-discuss] A bit quiet?

2016-09-26 Thread Franck Martin via dmarc-discuss
We do enforce inbound policy, in fact this has been very useful, when you send to yourself a copy of the failure reports, It allows you to find problems with your email streams before they become real problems (as well as all the details helping you to fix them). cf: https://github.com/linkedin/la

Re: [dmarc-discuss] A bit quiet?

2016-09-26 Thread Payne, John via dmarc-discuss
On Sep 22, 2016, at 10:34 PM, Franck Martin mailto:fmar...@linkedin.com>> wrote: https://engineering.linkedin.com/email/dmarc-new-tool-detect-genuine-emails

Re: [dmarc-discuss] A bit quiet?

2016-09-26 Thread Payne, John via dmarc-discuss
Awesome! I’m almost there but it’s been a long slog. - Are you using any DMARC analysis providers, or home grown? - Are you using *aaS providers that “legitimately” spoof you? If so - how was your experience in getting them compliant? - Are you seeing unexpected reports from Google? (They see

Re: [dmarc-discuss] A bit quiet?

2016-09-22 Thread Franck Martin via dmarc-discuss
https://engineering.linkedin.com/email/dmarc-new-tool-detect-genuine-emails https://engineering.linkedin.com/email/dmarc-moving-monitor-reject-mode google.com is p=quarantine yahoo-inc.com is p=reject microsoft.com is p=quarantine paypal-inc.com is p=reject You will find other resources at dmarc.

Re: [dmarc-discuss] A bit quiet?

2016-09-21 Thread Povl Hessellund Pedersen via dmarc-discuss
...@exchange.microsoft.com] Sendt: 21. september 2016 20:01 Til: Alessandro Vesely ; Povl Hessellund Pedersen Emne: RE: [dmarc-discuss] A bit quiet? That's an Office 365 stamp. The second "dkim=pass" is redundant (it's a bug I am trying to have fixed). The ungarbled form below is correct (minus the

Re: [dmarc-discuss] A bit quiet?

2016-09-21 Thread Alessandro Vesely via dmarc-discuss
On Tue 20/Sep/2016 08:44:00 +0200 Povl Hessellund Pedersen wrote: Authentication-Results: spf=pass (sender IP is 209.85.214.50) smtp.mailfrom=my.test.dk; dsg.dk; dkim=pass (signature was verified) header.d=my.test.dk;dsg.dk; dmarc=pass action=none header.from=my.test.dk;dsg.dk; dkim=pass (sig

Re: [dmarc-discuss] A bit quiet?

2016-09-19 Thread Povl Hessellund Pedersen via dmarc-discuss
I work in a larger enterprise, largest retailer in Denmark with branches in multiple countries. We have been using SPF for years now with -all We started on DKIM / DMARC earlier this year for outbound, we are on O365. We had some issues that are resolved. We have moved all mass mailing / externa

Re: [dmarc-discuss] A bit quiet?

2016-09-19 Thread Payne, John via dmarc-discuss
> On Oct 22, 2015, at 3:43 PM, Payne, John wrote: > > >> On Oct 22, 2015, at 3:36 PM, Andrew Beverley via dmarc-discuss >> wrote: >> >> On Thu, 2015-10-22 at 10:19 -0700, Franck Martin via dmarc-discuss >> wrote: >>> The fun is moving to ARC >>> >>> https://dmarc.org/2015/10/global-mailbox-

Re: [dmarc-discuss] A bit quiet?

2015-10-28 Thread Murray S. Kucherawy via dmarc-discuss
On Fri, Oct 23, 2015 at 3:52 AM, Andrew Beverley via dmarc-discuss < dmarc-discuss@dmarc.org> wrote: > Certainly happy to sponsor the development of open source libraries (and > assist with testing), if anyone is interested in being on the receiving > end (or also contributing)? > TDP will be add

Re: [dmarc-discuss] A bit quiet?

2015-10-28 Thread Shal Farley via dmarc-discuss
Dave, > I look at it a little differently, it's the people (mailing list > operators) who want to /modify/ my message that need to take steps to > not break my DMARC in the process. I look at it a little differently. As an end-user of email services I don't really care about your DMARC[1], b

Re: [dmarc-discuss] A bit quiet?

2015-10-27 Thread Dave Warren via dmarc-discuss
On 2015-10-27 00:30, Andrew Sullivan via dmarc-discuss wrote: On Mon, Oct 26, 2015 at 09:22:46PM -0700, Shal Farley via dmarc-discuss wro> By itself though the identification is not enough - it doesn't tell the receiver that the claim is false; the receiver must independently assess the trustw

Re: [dmarc-discuss] A bit quiet?

2015-10-27 Thread Shal Farley via dmarc-discuss
Andrew, > Nothin' for nothin', but this seems like an awful lot of mechanism for > a pretty low-value piece of data, and if I'm reading you right the > people who have to implement this (at least mailing list operators) > need to do this so that someone _else's_ use of DMARC works, right? I think

Re: [dmarc-discuss] A bit quiet?

2015-10-27 Thread Andrew Sullivan via dmarc-discuss
On Mon, Oct 26, 2015 at 09:22:46PM -0700, Shal Farley via dmarc-discuss wro> > By itself though the identification is not enough - it doesn't tell the > receiver that the claim is false; the receiver must independently assess the > trustworthiness of each ARC intermediary, by way of a reputation

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Roland Turner via dmarc-discuss
Scott Kitterman wrote: >> On October 26, 2015 9:12:17 AM EDT, Roland Turner via dmarc-discuss >> wrote: >>Scott Kitterman wrote: > ... > snipped down to one bit as we seem to mostly be going around in circles > ... >>> As a domain owner, I can control what sources of mail are able to >>> generat

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Roland Turner via dmarc-discuss
J. Gomez wrote: > You seem knowledgeable about ARC, so please bear with me... More about the problem being solved (I had reason to attempt this with Received: headers years ago) than about ARC specifically but, yes, I've read the draft and it makes sense to me. > us...@yahoo.com --> list-of-po

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Shal Farley via dmarc-discuss
Scott Kitterman wrote: > Who adds the ARC stamp? Perhaps I read it wrong, but I read it as being > added by the intermediary and not the originator (previous hop). That's correct. > If I read it right, anyone can create an ARC stamp claiming to have > received authenticate (e.g. DKIM signed) m

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Scott Kitterman via dmarc-discuss
On October 26, 2015 9:12:17 AM EDT, Roland Turner via dmarc-discuss wrote: >Scott Kitterman wrote: ... snipped down to one bit as we seem to mostly be going around in circles ... >> As a domain owner, I can control what sources of mail are able to >> generate mail that passes SPF or has a valid

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread J. Gomez via dmarc-discuss
On Monday, October 26, 2015 7:52 AM [GMT+1=CET], Roland Turner via dmarc-discuss wrote: > J. Gomez wrote: > > > How do you know the sender is trustworthy, if the email > > he sends is failing a DMARC check? > > This question is an operational one that is out of scope for a > protocol specificat

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Al Iverson via dmarc-discuss
On Mon, Oct 26, 2015 at 12:45 AM, Roland Turner via dmarc-discuss wrote: > Al Iverson wrote: > >> From my own perspective, I'm unclear on how well this will work. I >> assume the chain process is based on addressing anything thrown at at >> it; mailing list posts going through mail forwarding; ARC

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread MH Michael Hammer (5304) via dmarc-discuss
> -Original Message- > From: dmarc-discuss [mailto:dmarc-discuss-boun...@dmarc.org] On Behalf > Of Scott Kitterman via dmarc-discuss > Sent: Monday, October 26, 2015 8:04 AM > To: dmarc-discuss@dmarc.org > Subject: Re: [dmarc-discuss] A bit quiet? > > On Monday

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Roland Turner via dmarc-discuss
Scott Kitterman wrote: > On Monday, October 26, 2015 06:47:33 AM Roland Turner via dmarc-discuss wrote: >> Scott Kitterman wrote: >> > I don't see why the signing domain of the DKIM signature that could be >> > added by the most recent sender doesn't already give an identifier to use >> > to eval

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Scott Kitterman via dmarc-discuss
On Monday, October 26, 2015 06:47:33 AM Roland Turner via dmarc-discuss wrote: > Scott Kitterman wrote: > > On October 23, 2015 1:48:13 AM EDT, Roland Turner via dmarc-discuss wrote: > >>The question is not who you trust - ARC doesn't directly change that - > >>but how you reliably automate deter

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Roland Turner via dmarc-discuss
Shal wrote: > Roland wrote: > >> - Forwarders who are large enough to be monitoring deliverability can >> trivially determine whether their ARC-signing is being successfully >> validated and/or when receivers trust them enough to accept messages >> despite failing DMARC. > > I see how that is poss

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Shal Farley via dmarc-discuss
Roland wrote: > - Forwarders who are large enough to be monitoring deliverability can > trivially determine whether their ARC-signing is being successfully > validated and/or when receivers trust them enough to accept messages > despite failing DMARC. I see how that is possible when the forwar

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Roland Turner via dmarc-discuss
Shal wrote: > Although I think ARC is a step forward, I think it still leaves list > managers with a bit of a conundrum, at least in the near and moderate > term: at what point does it make sense for the list service to invest > the effort in implementing ARC processing? There are multiple answer

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Shal Farley via dmarc-discuss
Roland Turner wrote: > I'd suggest that what ARC solves - if it works - is the entirety of the > problems for forwarders who are willing to cooperate but nonetheless > wish to modify messages sufficiently to break DKIM, ... Although I think ARC is a step forward, I think it still leaves list ma

Re: [dmarc-discuss] A bit quiet?

2015-10-26 Thread Roland Turner via dmarc-discuss
J. Gomez wrote: > How do you know the sender is trustworthy, if the email > he sends is failing a DMARC check? This question is an operational one that is out of scope for a protocol specification whose purpose is to facilitate interoperation of mechanisms (software). Operators will always make

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Roland Turner via dmarc-discuss
Scott Kitterman wrote: > On October 23, 2015 1:48:13 AM EDT, Roland Turner via dmarc-discuss > wrote: >>The question is not who you trust - ARC doesn't directly change that - >>but how you reliably automate determining whether the message was >>forwarded only by people that you trust. At present

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Roland Turner via dmarc-discuss
Scott Kitterman wrote: > Okay. If I implement ARC as a receiver, then I ignore p=reject > from Senders I trust not to lie to me if it passes ARC? p=reject is asserted by Domain Owners, whether or not they're senders. This is orthogonal to ARC's interest in forwarders. The situation in which to

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Roland Turner via dmarc-discuss
Shal wrote: > By allowing greater automation and accuracy in identifying > intermediaries ARC may benefit the little guys the most - you > won't as likely be lost in the noise because the receivers will > be more likely to track the reputation of each and every ARC > participant they receive from.

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Roland Turner via dmarc-discuss
Al Iverson wrote: > From my own perspective, I'm unclear on how well this will work. I > assume the chain process is based on addressing anything thrown at at > it; mailing list posts going through mail forwarding; ARC on both > would in theory keep authentication intact and prevent p=reject polic

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Shal Farley via dmarc-discuss
Scott, > If I trust the sender enough to override DMARC policy results, what more > does ARC add? A subtle, but important thing it adds is the identity of the bad actor. That is, in order to forge an ARC result the intermediary had to be in the DNS system with the relevant ARC information pro

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Shal Farley via dmarc-discuss
Scott, > As described in the drafts, the ARC stamp is applied by the > intermediary, not the originator, so I don't think that works. Yes, but the intermediaries had to sign their ARC seal, and thereby identify themselves in a non-forgeable way. > Even if it did, it's still just another varian

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Shal Farley via dmarc-discuss
Scott, > So the idea is that arbitrary data added from an untrusted sender > (unknown reputation) is sufficient to override DMARC p=reject? No, that isn't the idea at all. It is up to the receiving service to decide how to handle the ARC information, but the guidance is not to simply accept it

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Shal Farley via dmarc-discuss
J.Gomez, > Is this ARC thing a mechanism to know when it is safe to ignore > the sender's DMARC policy of "p=reject"? It helps in judging that, but isn't complete by itself (you still need a reputation system for the intermediaries). > And if it is such, shouldn't it be part of the DMARC stan

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Scott Kitterman via dmarc-discuss
On October 25, 2015 4:48:03 PM EDT, Franck Martin wrote: >On Sun, Oct 25, 2015 at 7:39 AM, Scott Kitterman via dmarc-discuss < >dmarc-discuss@dmarc.org> wrote: > >> >> >> On October 24, 2015 6:42:46 AM EDT, "J. Gomez via dmarc-discuss" < >> dmarc-discuss@dmarc.org> wrote: >> >On Saturday, Octobe

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Al Iverson via dmarc-discuss
On Fri, Oct 23, 2015 at 9:54 PM, Scott Kitterman via dmarc-discuss wrote: >>ARC should be helpful in that perhaps non-exotic situation. > > Could be. I certainly don't claim it's not potentially useful. My concern > is that it seems to be marketed as a solution to the DMARC mailing list > pro

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Franck Martin via dmarc-discuss
On Sun, Oct 25, 2015 at 7:39 AM, Scott Kitterman via dmarc-discuss < dmarc-discuss@dmarc.org> wrote: > > > On October 24, 2015 6:42:46 AM EDT, "J. Gomez via dmarc-discuss" < > dmarc-discuss@dmarc.org> wrote: > >On Saturday, October 24, 2015 4:54 AM [GMT+1=CET], Scott Kitterman via > >dmarc-discuss

Re: [dmarc-discuss] A bit quiet?

2015-10-25 Thread Scott Kitterman via dmarc-discuss
On October 24, 2015 6:42:46 AM EDT, "J. Gomez via dmarc-discuss" wrote: >On Saturday, October 24, 2015 4:54 AM [GMT+1=CET], Scott Kitterman via >dmarc-discuss wrote: > >> On October 23, 2015 8:37:06 PM EDT, John Levine >> wrote: >> > > From a DMARC perspective, if you know the sender is trust

Re: [dmarc-discuss] A bit quiet?

2015-10-24 Thread Franck Martin via dmarc-discuss
I think ARC is making it clear it does not provide a chain of trust but a custodial chain. Assessing the trust of this custodial chain is left as an exercise to the implementer :P Seriously, a very simple system, is to extract all the domains in the chain and see if any is on a blocklist (includi

Re: [dmarc-discuss] A bit quiet?

2015-10-24 Thread J. Gomez via dmarc-discuss
On Saturday, October 24, 2015 4:54 AM [GMT+1=CET], Scott Kitterman via dmarc-discuss wrote: > On October 23, 2015 8:37:06 PM EDT, John Levine > wrote: > > > From a DMARC perspective, if you know the sender is trustworthy, > > > you do a local override. ARC doesn't > > > seem to be needed for t

Re: [dmarc-discuss] A bit quiet?

2015-10-23 Thread Scott Kitterman via dmarc-discuss
On October 23, 2015 8:37:06 PM EDT, John Levine wrote: >>From a DMARC perspective, if you know the sender is trustworthy, you >do a local override. ARC doesn't >>seem to be needed for that. > >I have many of the same questions you do, but it is my impression that >a surprising number of lists b

Re: [dmarc-discuss] A bit quiet?

2015-10-23 Thread John Levine via dmarc-discuss
>From a DMARC perspective, if you know the sender is trustworthy, you do a >local override. ARC doesn't >seem to be needed for that. I have many of the same questions you do, but it is my impression that a surprising number of lists behave fine for a long time, then some bad guy starts pumping s

Re: [dmarc-discuss] A bit quiet?

2015-10-23 Thread John Levine via dmarc-discuss
>Why do you say this? Because it will disrupt mailing lists (as in, yahoo.com >refugees moved to gmail.com >and now that will no longer available)? Yes. >If ARC solves the problem of mailing lists, then it means anyone with a domain >with p=reject can join a >mailing list (which is great, no ha

Re: [dmarc-discuss] A bit quiet?

2015-10-23 Thread Scott Kitterman via dmarc-discuss
On October 23, 2015 2:10:26 PM EDT, "J. Gomez via dmarc-discuss" wrote: >On Friday, October 23, 2015 4:07 PM, Scott Kitterman via dmarc-discuss >wrote: > >> On October 23, 2015 1:48:13 AM EDT, Roland Turner via dmarc-discuss >> wrote: >> > The question is not who you trust - ARC doesn't direc

Re: [dmarc-discuss] A bit quiet?

2015-10-23 Thread J. Gomez via dmarc-discuss
On Friday, October 23, 2015 4:07 PM, Scott Kitterman via dmarc-discuss wrote: > On October 23, 2015 1:48:13 AM EDT, Roland Turner via dmarc-discuss > wrote: > > The question is not who you trust - ARC doesn't directly change > > that - but how you reliably automate determining whether the > > me

Re: [dmarc-discuss] A bit quiet?

2015-10-23 Thread Scott Kitterman via dmarc-discuss
On October 23, 2015 1:48:13 AM EDT, Roland Turner via dmarc-discuss wrote: >The question is not who you trust - ARC doesn't directly change that - >but how you reliably automate determining whether the message was >forwarded only by people that you trust. At present, you have to dig >through Re

Re: [dmarc-discuss] A bit quiet?

2015-10-23 Thread Rolf E. Sonneveld via dmarc-discuss
Hi, Andy, On 23-10-15 12:52, Andrew Beverley via dmarc-discuss wrote: On Thu, 2015-10-22 at 12:42 -0700, Franck Martin wrote: Let's hope ARC delivers. Hopefully you can help achieve this goal with the resources at your disposition. Certainly happy to sponsor the development of open source li

Re: [dmarc-discuss] A bit quiet?

2015-10-23 Thread Andrew Beverley via dmarc-discuss
On Thu, 2015-10-22 at 20:16 +, Terry Zink via dmarc-discuss wrote: > > > > Sad to see that Gmail plan to move to p=reject > > Why do you say this? Because I thought Google "got it", and the announcement seems a little premature. > Because it will disrupt mailing lists The reasons have alr

Re: [dmarc-discuss] A bit quiet?

2015-10-23 Thread Andrew Beverley via dmarc-discuss
On Thu, 2015-10-22 at 12:42 -0700, Franck Martin wrote: > > Let's hope ARC delivers. > > > Hopefully you can help achieve this goal with the resources at your > disposition. Certainly happy to sponsor the development of open source libraries (and assist with testing), if anyone is interested in b

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Roland Turner via dmarc-discuss
n via dmarc-discuss Sent: Friday, 23 October 2015 12:31 To: DMARC Discussion List Subject: Re: [dmarc-discuss] A bit quiet? If I trust the sender enough to override DMARC policy results, what more does ARC add? I thought we'd already discussed the idea of the non-scalability of whitelists t

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Scott Kitterman via dmarc-discuss
r | Labs Director >Singapore | M: +65 96700022 >roland.tur...@trustsphere.com<mailto:roland.tur...@trustsphere.com> > > > > > >From: dmarc-discuss on behalf of >Scott Kitterman via dmarc-discuss >Sent: Friday, 23 October 2015 10:42

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Jacob Evans via dmarc-discuss
Maybe I misread something but I thought the purpose of ARC was to allow senders to relay these types of messages to list groups, and allow each receiver to independently evaluate the source in addition to the list system. So this email is evaluated by the list server, and if my message pass

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Roland Turner via dmarc-discuss
tsphere.com<mailto:roland.tur...@trustsphere.com> From: dmarc-discuss on behalf of Scott Kitterman via dmarc-discuss Sent: Friday, 23 October 2015 10:42 To: DMARC Discussion List Subject: Re: [dmarc-discuss] A bit quiet? Okay. If I implement ARC as a receiver

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Scott Kitterman via dmarc-discuss
__ >From: dmarc-discuss on behalf of >Scott Kitterman via dmarc-discuss >Sent: Friday, 23 October 2015 04:44 >To: dmarc-discuss@dmarc.org >Subject: Re: [dmarc-discuss] A bit quiet? > >On October 22, 2015 1:19:51 PM EDT, Franck Martin via dmar

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Roland Turner via dmarc-discuss
re.com From: dmarc-discuss on behalf of Scott Kitterman via dmarc-discuss Sent: Friday, 23 October 2015 04:44 To: dmarc-discuss@dmarc.org Subject: Re: [dmarc-discuss] A bit quiet? On October 22, 2015 1:19:51 PM EDT, Franck Martin via dmarc-discuss wrote: >The fun is

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Rolf E. Sonneveld via dmarc-discuss
Hi, Terry, On 22-10-15 22:16, Terry Zink via dmarc-discuss wrote: Sad to see that Gmail plan to move to p=reject Why do you say this? Because it will disrupt mailing lists (as in, yahoo.com refugees moved to gmail.com and now that will no longer available)? If ARC solves the problem of mailin

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Franck Martin via dmarc-discuss
On Thu, Oct 22, 2015 at 1:16 PM, Terry Zink via dmarc-discuss < dmarc-discuss@dmarc.org> wrote: > > Sad to see that Gmail plan to move to p=reject > > Why do you say this? Because it will disrupt mailing lists (as in, > yahoo.com refugees moved to gmail.com and now that will no longer > available)

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Scott Kitterman via dmarc-discuss
On October 22, 2015 1:19:51 PM EDT, Franck Martin via dmarc-discuss wrote: >The fun is moving to ARC > >https://dmarc.org/2015/10/global-mailbox-providers-deploying-dmarc-to-protect-users/ > How does that actually help? At least as I read the draft, anyone can make up a 'bad' message and an a

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Terry Zink via dmarc-discuss
PM To: Franck Martin; Mark Rousell Cc: dmarc-discuss@dmarc.org Subject: Re: [dmarc-discuss] A bit quiet? On Thu, 2015-10-22 at 10:19 -0700, Franck Martin via dmarc-discuss wrote: > The fun is moving to ARC > > https://dmarc.org/2015/10/global-mailbox-providers-deploying-dmarc-to-protect-us

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Rolf E. Sonneveld via dmarc-discuss
On 22-10-15 21:36, Andrew Beverley via dmarc-discuss wrote: On Thu, 2015-10-22 at 10:19 -0700, Franck Martin via dmarc-discuss wrote: The fun is moving to ARC https://dmarc.org/2015/10/global-mailbox-providers-deploying-dmarc-to-protect-users/ Sad to see that Gmail plan to move to p=reject +

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Payne, John via dmarc-discuss
> On Oct 22, 2015, at 3:36 PM, Andrew Beverley via dmarc-discuss > wrote: > > On Thu, 2015-10-22 at 10:19 -0700, Franck Martin via dmarc-discuss > wrote: >> The fun is moving to ARC >> >> https://dmarc.org/2015/10/global-mailbox-providers-deploying-dmarc-to-protect-users/ > > Sad to see that

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Franck Martin via dmarc-discuss
On Thu, Oct 22, 2015 at 12:36 PM, Andrew Beverley wrote: > On Thu, 2015-10-22 at 10:19 -0700, Franck Martin via dmarc-discuss > wrote: > > The fun is moving to ARC > > > > > https://dmarc.org/2015/10/global-mailbox-providers-deploying-dmarc-to-protect-users/ > > Sad to see that Gmail plan to move

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Andrew Beverley via dmarc-discuss
On Thu, 2015-10-22 at 10:19 -0700, Franck Martin via dmarc-discuss wrote: > The fun is moving to ARC > > https://dmarc.org/2015/10/global-mailbox-providers-deploying-dmarc-to-protect-users/ Sad to see that Gmail plan to move to p=reject It will be interesting to see what the scammers come up wit

Re: [dmarc-discuss] A bit quiet?

2015-10-22 Thread Franck Martin via dmarc-discuss
The fun is moving to ARC https://dmarc.org/2015/10/global-mailbox-providers-deploying-dmarc-to-protect-users/ On Thu, Oct 22, 2015 at 8:51 AM, Mark Rousell via dmarc-discuss < dmarc-discuss@dmarc.org> wrote: > Is it just me or was the last post on here really on 5th October? > > -- > Mark Rousel