Re: Re: [spf-help] SRS for Exim
"Stuart D. Gathman" <[email protected]>
| Newsgroups | gmane.mail.spam.srs.general |
|---|---|
| Message-ID | <[email protected]> |
On Wed, 28 Apr 2004, Stuart D. Gathman wrote: > > BTW -- when forwarding can rewriting of the sender be skipped if the > > sender's domain doesn't publish SPF txt record? > > Yes - although it's *much* simpler to just always rewrite - even when > not forwarding. This allows you to reject those annoying bounces of > spam and worms you didn't send - plus those worms that try to "worm" their > way past spam defences by pretending to be a DSN. If you always rewrite, > then any bounces (MAIL FROM: <>) that come to your machine are spams > and worms. Ooops, I meant any bounces that are not rewritten with a valid (crypto- graphic or database backed) rewritten sender are spams and worms. -- Stuart D. Gathman <[email protected]> Business Management Systems Inc. Phone: 703 591-0911 Fax: 703 591-6154 "Confutatis maledictis, flamis acribus addictis" - background song for a Microsoft sponsored "Where do you want to go from here?" commercial.