Re: [Mailman-Users] (relatively) new DMARC issues - and Gmail

2018-03-31 Thread Lindsay Haisley
On Sat, 2018-03-31 at 19:12 -0400, Richard Damon wrote: > I think you aren't understanding the munging I am suggesting. If I sent  > a message that went through your system, (and my setup triggered your  > munging) would be something like: > > richard_at_damon.family.org_dm...@fmp.com > > This, a

Re: [Mailman-Users] (relatively) new DMARC issues - and Gmail

2018-03-31 Thread Richard Damon
On 3/31/18 6:55 PM, Lindsay Haisley wrote: On Sat, 2018-03-31 at 17:33 -0500, Lindsay Haisley wrote: I've had to deal with Gmail's honey-potting before, and I can do it again if necessary. I don't imagine that you've ever done commercial email administration, Richard, or you might have something

Re: [Mailman-Users] (relatively) new DMARC issues - and Gmail

2018-03-31 Thread Richard Damon
On 3/31/18 6:33 PM, Lindsay Haisley wrote: On Sat, 2018-03-31 at 17:57 -0400, Richard Damon wrote: On 3/31/18 3:35 PM, Lindsay Haisley wrote: On Sat, 2018-03-31 at 14:50 -0400, Richard Damon wrote: To me the issue sounds like why is fmp.com forwarding spam? If this is a case of fmp.com offeri

Re: [Mailman-Users] (relatively) new DMARC issues - and Gmail

2018-03-31 Thread Lindsay Haisley
On Sat, 2018-03-31 at 17:33 -0500, Lindsay Haisley wrote: > I've had to deal with Gmail's honey-potting before, and I can do it > again if necessary. I don't imagine that you've ever done commercial > email administration, Richard, or you might have something constructive > to say instead of just s

Re: [Mailman-Users] (relatively) new DMARC issues - and Gmail

2018-03-31 Thread Lindsay Haisley
On Sat, 2018-03-31 at 17:57 -0400, Richard Damon wrote: > On 3/31/18 3:35 PM, Lindsay Haisley wrote: > > > > On Sat, 2018-03-31 at 14:50 -0400, Richard Damon wrote: > > > > > > To me the issue sounds like why is fmp.com forwarding spam? > > > > > > If this is a case of fmp.com offering forwardin

Re: [Mailman-Users] (relatively) new DMARC issues - and Gmail

2018-03-31 Thread Richard Damon
On 3/31/18 3:35 PM, Lindsay Haisley wrote: On Sat, 2018-03-31 at 14:50 -0400, Richard Damon wrote: To me the issue sounds like why is fmp.com forwarding spam? If this is a case of fmp.com offering forwarding mailboxes to users, who might be using gmail as a final destination, then yes, fmp need

Re: [Mailman-Users] (relatively) new DMARC issues - and Gmail

2018-03-31 Thread Lindsay Haisley
On Sat, 2018-03-31 at 14:50 -0400, Richard Damon wrote: > To me the issue sounds like why is fmp.com forwarding spam? > > If this is a case of fmp.com offering forwarding mailboxes to users, who  > might be using gmail as a final destination, then yes, fmp needs to try  > to be as good at detectin

Re: [Mailman-Users] (relatively) new DMARC issues - and Gmail

2018-03-31 Thread Richard Damon
On 3/31/18 2:31 PM, Lindsay Haisley wrote: I've been working with a From-rewriting tool with code taken from Mailman (thanks, Mark!) and discovered a couple of things which I thought deserved posting about. I expect that they peripherally affect Mailman, too. At some point Amazon (amazon.com) st

[Mailman-Users] (relatively) new DMARC issues - and Gmail

2018-03-31 Thread Lindsay Haisley
I've been working with a From-rewriting tool with code taken from Mailman (thanks, Mark!) and discovered a couple of things which I thought deserved posting about. I expect that they peripherally affect Mailman, too. At some point Amazon (amazon.com) started publishing a DMARC "p=quarantine" polic