> -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Dave Lugo > Sent: Tuesday, March 01, 2011 11:17 AM > To: [email protected] > Subject: Re: [exim] Rejecting messages with no "To:" or "Cc:" field in the > headers > > >> The RFCs require From only, so something that doesn't have a > >> From is not a valid email and you'd be fine to toss it. > > > > I thought the only RFC required header was Message-ID: ? > > rfcs 5322 and 2822 seem to say From and Date.
Sorry, that's right; Date is also required. We've been dealing with this in the DKIM working group a lot because there's a perceived attack in which more than one From is present, which is why I forgot about Date (i.e., it's not as interesting). -- ## List details at http://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/
