On Fri, Nov 05, 2021 at 10:49:45AM -0700, Mark Sapiro wrote:
> On 11/5/21 10:09 AM, Rich Morin wrote:
> >Thanks for the prompt and informative response!
> >
> >It sounds like the "Munge From" setting would meet their desire for spam 
> >avoidance, except that "the original From will be placed in either CC or 
> >Reply-To depending on other settings".  However, I can't find this 
> >setting; can you provide a link?
> 
> 
> Sorry, I assumed this was Mailman 2.1 because this list is for Mailmaqn 
> 2.1. In Mailman 3, the settings would be under Settings->DMARC 
> Mitigatations and would be DMARC mitigation action = Replace From: with 
> lit address and DMARC Mitigate unconditionally = Yes
> 
> 
> >Meanwhile, it appears that the "remove_headers" option could be used to 
> >remove the CC and Reply-To headers.  Is this correct and are there any 
> >other headers we'd need to remove?
> >
> >https://docs.mailman3.org/projects/mailman/en/latest/src/mailman/config/docs/config.html#remove-headers
> 
> 
> No, This option only applies to headers in messages posted to usenet via 
> the mail-> usenet gateway. There are no settings that would remove the 
> posters address from Reply-To or CC. DMARC mitigations are intended to 
> mitigate the effects of DMARC while still allowing Reply and Reply-All 
> to function as they would without the mitigation.
> 
> Anonymizing posts by hiding the posters address but not name has never 
> been implemented in any form.
> 
> 
> -- 
> Mark Sapiro <m...@msapiro.net>        The highway is for gamblers,
> San Francisco Bay Area, California    better use your sense - B. Dylan

How about this: turn anonymous_list back off, set from_is_list to MungeFrom,
then add an MTA milter to delete reply-to and cc?

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