[Mailman-Users] Giving away the secrets of 99.3% email delivery

[Ralf Hildebrandt]

> Mailman does have the ability to remove DKIM signatures from incoming
> mail where Mailman might break these signatures by, e.g., prefixing
> Subject: headers and/or adding list header or footer information to
> message bodies, but this is controversial. Also, DKIM signing of
> outgoing list mail is controversial because by doing so, you are
> saying that your server vouches for the legitimacy of this mail when,
> in fact, it may be spam that made it through your list.

On the other hand we're getting spam reports for list mails (not
spam!) our users sent to a list. But since it's not spam we cannot
actually do anything about those mails while the LIST ADMIN could
easily unsubscribe the people reporting the spam.

-- 
Ralf Hildebrandt                   Charite Universitätsmedizin Berlin
ralf.hildebrandt at charite.de        Campus Benjamin Franklin
http://www.charite.de              Hindenburgdamm 30, 12203 Berlin
Geschäftsbereich IT, Abt. Netzwerk fon: +49-30-450.570.155