Petr Bena wrote:
> Is there any way to get spam assassin to actually figure out that e-mail
> is spoofed even if it's obviously easy to figure out?
Consider the case of, oh, say, this message. Or virtually every other
interactive mailing list on the Internet.
Were you to do an SPF check on the From:, you would see it softfail,
because so far as your incoming server is concerned, it does not
originate from the allowed 18.104.22.168/26 IP block that matches the SPF
record for vianet.ca, it originates from the list server.
There are many more similar cases where the From: has no technical
relation, just a real-world business relation, to the envelope sender