[Mailman-Users] Can Someone Explain This?

2014-05-09 Thread sherwin
I am recently having trouble posting messages to Ibiblio from my ATT mail account. There have been issues lately with AOL and Yahoo changing their headers, but I was not affected by this. My email postings to Ibiblio are being rejected with the following error: This is the mail system at host

[Mailman-Users] Can Someone Explain This?

2014-05-09 Thread Stephen J. Turnbull
sherwin writes: mid...@lists.ibiblio.org: Command died with status 2: /usr/lib/mailman/mail/mailman post midfex. Command output: Group mismatch error. Mailman expected the mail wrapper script to be executed as group mailman, but the system's mail server executed the

Re: [Mailman-Users] Can Someone Explain This?

2014-05-09 Thread Larry Stone
On May 9, 2014, at 2:08 AM, sherwin sherwi...@att.net wrote: I am recently having trouble posting messages to Ibiblio from my ATT mail account. There have been issues lately with AOL and Yahoo changing their headers, but I was not affected by this. My email postings to Ibiblio are being

Re: [Mailman-Users] Can Someone Explain This?

2014-05-09 Thread jdd
Le 09/05/2014 13:36, Larry Stone a écrit : I assume you are just a user of a list at ibiblio.org? If so, you can’t fix it. Ibiblio.org has Mailman installed incorrectly. They need to install it correctly. This problem affects all lists managed by this Mailman installation so I assume you have

Re: [Mailman-Users] DMARC and Reply-To lines with from_is_list munging.

2014-05-09 Thread Lindsay Haisley
On Thu, 2014-05-08 at 15:42 -0400, Glenn Sieb wrote: If I felt what my users were asking for was unreasonable, I wouldn't have bothered to bring it here. They'd *like* to see who's posting so if they *choose* to reply privately they can. In the past, this was easy enough. The From: line was

[Mailman-Users] Reply-To Munging - Feature Request

2014-05-09 Thread Dave Nathanson
I appreciate that the MailMan team is awesome doing the best that can be expected given the new DMARC restrictions being forced on us all. Thanks guys! FEATURE REQUEST: A setting to configure the new From line. Instead of FROM: Author_Name via ListName listn...@lists.example.com I want to

Re: [Mailman-Users] Subscription flood

2014-05-09 Thread Bill Christensen
On 5/8/14 12:02 PM, Mark Sapiro wrote: On 05/08/2014 09:31 AM, Bill Christensen wrote: Question 1: Is it possible to reverse the order of approval and confirmation when requiring both? The admin then can reject all those with duplicates, only allowing the (presumably real) single subscription

Re: [Mailman-Users] Subscription flood

2014-05-09 Thread Mark Sapiro
On 05/09/2014 10:46 AM, Bill Christensen wrote: I temporarily removed the signup form from the listinfo page in hopes of stemming the tide, and replaced it with a request to use the site's contact form so that we can manually add interested subscribers. I purposely don't have a subscribe

Re: [Mailman-Users] DMARC and Reply-To lines with from_is_list munging.

2014-05-09 Thread Stephen J. Turnbull
Lindsay Haisley writes: What goes into an address comment is, or should be, purely informational on a human level, and ignored on a computational level. Unfortunately, we can't depend on that: There are a few possible mechanisms that attempt mitigation of [display name] attacks,

Re: [Mailman-Users] Subscription flood

2014-05-09 Thread Stephen J. Turnbull
Mark Sapiro writes: They probably aren't using the subscribe form on the listinfo page but rather posting the data directly to the subscribe CGI. Try moving mailman's cgi-bin/subscribe aside to totally disable web subscribe. Yeah, this seems like a different attack from the last one I

Re: [Mailman-Users] Subscription flood

2014-05-09 Thread Bill Christensen
On 5/9/14 1:25 PM, Mark Sapiro wrote: On 05/09/2014 10:46 AM, Bill Christensen wrote: I temporarily removed the signup form from the listinfo page in hopes of stemming the tide, and replaced it with a request to use the site's contact form so that we can manually add interested subscribers. I

Re: [Mailman-Users] DMARC and Reply-To lines with from_is_list munging.

2014-05-09 Thread Lindsay Haisley
On Sat, 2014-05-10 at 04:01 +0900, Stephen J. Turnbull wrote: Lindsay Haisley writes: What goes into an address comment is, or should be, purely informational on a human level, and ignored on a computational level. Unfortunately, we can't depend on that: The operational term is or

Re: [Mailman-Users] Subscription flood

2014-05-09 Thread Robert Heller
At Fri, 09 May 2014 14:12:57 -0500 Bill Christensen billc_li...@greenbuilder.com wrote: On 5/9/14 1:25 PM, Mark Sapiro wrote: On 05/09/2014 10:46 AM, Bill Christensen wrote: I temporarily removed the signup form from the listinfo page in hopes of stemming the tide, and replaced it with

Re: [Mailman-Users] Subscription flood

2014-05-09 Thread Robert Heller
At Fri, 09 May 2014 12:46:42 -0500 Bill Christensen billc_li...@greenbuilder.com wrote: On 5/8/14 12:02 PM, Mark Sapiro wrote: On 05/08/2014 09:31 AM, Bill Christensen wrote: Question 1: Is it possible to reverse the order of approval and confirmation when requiring both? The admin

Re: [Mailman-Users] Subscription flood

2014-05-09 Thread Mark Sapiro
On 05/09/2014 12:12 PM, Bill Christensen wrote: Is there a way that I can just have it affect this one problematic list? If I change the name of cgi-bin/subscribe and any references to it (at least until the next update), do you think that will make a difference? It seems to me the

[Mailman-Users] Results of testing posts to yahoogroups from AOL

2014-05-09 Thread Mark Sapiro
I finally got around to testing this. I posted three times to my test Yahoo group from 'Mark Sapiro my_aol_addr...@aol.com'. One post with the group set to send replies to the group and one post with the group set to send replies to the sender and one post with the group set to send replies to the

Re: [Mailman-Users] DMARC and Reply-To lines with from_is_list munging.

2014-05-09 Thread John Levine
Arguably, the correct response to DMARC filtering _should_ be the MIME encapsulation of list mail, with appropriate RFC 2369 headers added to the enclosing MIME structure leaving the content un-munged, with all information from the original poster intact. Arguably, MUAs should be transparent to

Re: [Mailman-Users] DMARC and Reply-To lines with from_is_list munging.

2014-05-09 Thread Richard Damon
On 5/9/14, 10:13 PM, John Levine wrote: Arguably, the correct response to DMARC filtering _should_ be the MIME encapsulation of list mail, with appropriate RFC 2369 headers added to the enclosing MIME structure leaving the content un-munged, with all information from the original poster

Re: [Mailman-Users] DMARC and Reply-To lines with from_is_list munging.

2014-05-09 Thread Stephen J. Turnbull
Lindsay Haisley writes: A nice fix, albeit probably total pie-in-the-sky, would be the establishment of a MIME Content-Type: multipart/list-post, a variation on (or extension of) mulpart/mixed. MUAs SHOULD (in the RFC 2119 sense) effectively hide the outermost enclosing MIME envelope

[Mailman-Users] Results of testing posts to yahoogroups from AOL

2014-05-09 Thread Stephen J. Turnbull
Mark Sapiro writes: I finally got around to testing this. Thanks, Mark! -- Mailman-Users mailing list Mailman-Users@python.org https://mail.python.org/mailman/listinfo/mailman-users Mailman FAQ: http://wiki.list.org/x/AgA3 Security Policy:

Re: [Mailman-Users] DMARC and Reply-To lines with from_is_list munging.

2014-05-09 Thread Stephen J. Turnbull
Richard Damon writes: On 5/9/14, 10:13 PM, John Levine wrote: The correct response is either for senders to stop publishing DMARC policies that don't match the way their users use mail (fat chance), or for recipient systems to skip the DMARC checks on mail from sources that are

Re: [Mailman-Users] DMARC and Reply-To lines with from_is_list munging.

2014-05-09 Thread Mark Sapiro
On 05/09/2014 07:27 PM, Richard Damon wrote: But the wrapped message could pass the DMARC DKIM signature check, if it will exactly matchs the message that came from Yahoo/AOL. (which the phish won't). This says that the List Headers, modified subject, list headers and footers should be added

Re: [Mailman-Users] Reply-To Munging - Feature Request

2014-05-09 Thread Mark Sapiro
On 05/08/2014 02:34 PM, Dave Nathanson wrote: AFTER DEMARC, using the best settings for us that we can: FROM: Author_Name via ListName everyb...@lists.example.com TO: ListName everyb...@example.com REPLY-TO: ListName everyb...@example.com This is *pretty good* except that * I don't