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

Ralf Hildebrandt Ralf.Hildebrandt at charite.de
Fri May 11 09:29:41 CEST 2012

> 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

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