Am 16.12.2013 19:30, schrieb Adam Moffett: > >>> We're doing sender verification for our local domains, so a message sent >>> from "f...@plexicomm.net" gets rejected. >>> A message with an envelope sender of "va...@spammer.com" with a from: >>> header of "f...@plexicomm.net" gets >>> accepted. Is there a way to enable verification on "from:" header >>> addresses? >> in other words you want to block your own messages to this list? >> why? look in the headers! bad idea what you try to do! >> as well you would block *many* other legit mail! >> > Why would that block my message to this list? adamli...@plexicomm.net is in > the from: header and that's a valid > address which my server could verify
if you block forged senders and take the From-header into account you block your own messages you wrote to this list - period *do not* block based on random headers and if you do so don't whine if things going terrible wrong in case of SMTP *envelope* is what counts
