mouss wrote: > - mail admin at example.com configures his mail system to sign all > outbound mail with DKIM > - he rejects any mail with a From: in his domain if it doesn't have a > valid DKIM signature > - [email protected] posts to a list that appends a footer (or munges the > Reply-To header, assuming this is used in the signature). > - list resends the message to mx.example.com. > - mail is From: [email protected], but it is either not signed (list > removed the signature) or the sig is not valid (message altered by list).
I don't think DKIM / Domainkeys will be invalidated by adding a footer ... as the footer is added to the message before it is signed and resent. > BTW, in .fr, most MUAs (including webmail) translate "spam" as "Messages > undesirables", which most users naturally understand as a way to report > mail they don't want. so even if you send them mail regularly, but there > is one they didn't like, they'll hit the "This Is Spam" button. The > fault is shared between the luser and the UI designer/translater! Yeah ... but I've also had cases of idiots who were deliberately reporting mailing list messages as spam because they couldn't be bothered to unsubscribe. david -- IBM i on Power -- For when you can't afford to be out of business.
