On Tue, 3 Feb 2004, Jack Olszewski wrote: > In the archives of this list I can't find anything on possible checks > of $helo versus $ip in filter_relay. What about finding the address of > the host given as $helo, and matching it against $ip? Would it be safe > to reject the message if they do not match?
No. It's safe to reject an outsider who claims to be your domain (if you know for *sure* that it isn't), or who claims to have your IP address, but anything else can yield false positives. Regards, David. _______________________________________________ Visit http://www.mimedefang.org and http://www.canit.ca MIMEDefang mailing list [EMAIL PROTECTED] http://lists.roaringpenguin.com/mailman/listinfo/mimedefang
