Adam> I received the message, and there has *not* been any message
Adam> injected into the body regarding failing fraud detection checks.

Same here, I got the message and it had a ton of various headers, but
not that one.

Adam> On Thu, Dec 8, 2016 at 9:39 AM, Edward Ned Harvey (lopser) <
Adam> lop...@nedharvey.com> wrote:

Adam>     Before anything else, can any of you confirm that when you receive 
this
Adam>     message, there has or hasn't been a line injected into the message 
body
Adam>     saying "This sender failed our fraud detection checks..." at the 
beginning
Adam>     of the message body? And who is your mail service provider?

Adam>     Ok, we know this much:

Adam>     My SPF record is definitely set correctly.
Adam>     By looking at the message headers, we can see the message was sent
Adam>             from NAM02-BL2-obe.outbound.protection.outlook.com (
Adam>     mail-bl2nam02on0092.outbound.protection.outlook.com. [104.47.38.92])
Adam>             received by mx.google.com
Adam>     And when google receives it, it's an SPF pass
Adam>             pass (google.com: domain of lop...@nedharvey.com designates
Adam>     104.47.38.92 as permitted sender) client-ip=104.47.38.92;

Adam>     Then, google does some processing, and google delivers the message to
Adam>     lopsa-sb1.lopsa.org (Postfix)
Adam>     Then, lopsa-sb1.lopsa.org delivers the message to all the list 
members.

Adam>     Finally, when I receive the message, it has this text injected into 
the
Adam>     message body:
Adam>             This sender failed our fraud detection checks and may not be 
who
Adam>     they appear to be. Learn about spoofing at 
http://aka.ms/LearnAboutSpoofing

Adam>     I am going to observe, that the URL is a link to an office365 
information
Adam>     article, which suggests, that the message is probably *not* being 
flagged
Adam>     as spam by google or lopsa. It's probably being flagged only *after* 
lopsa
Adam>     distributes it back to my office365 account.
Adam>     _______________________________________________
Adam>     Tech mailing list
Adam>     Tech@lists.lopsa.org
Adam>     https://lists.lopsa.org/cgi-bin/mailman/listinfo/tech
Adam>     This list provided by the League of Professional System Administrators
Adam>      http://lopsa.org/


Adam> _______________________________________________
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Adam>  http://lopsa.org/
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