Here's the message body (which appears to be adding the inline signature):
Code:
Bodystructure
Entity Content-Type Name Encoding
1 text/plain 8bit
2 text/html 8bit
RFC822 Message body
Return-Path: <mysender@mydomain.com>
X-Original-To: mysender@mydomain.com
Delivered-To: mysender@mydomain.com
Received: from mymailserver.mydomain.com (mymailserver.mydomain.com [192.168.1.80])
by mymailserver.mydomain.com (Postfix) with ESMTP id 396DAE26EF;
Sun, 16 Feb 2014 12:51:18 +1100 (EST)
Received: from 192.168.1.221
(SquirrelMail authenticated user mysender)
by mymailserver.mydomain.com with HTTP;
Sun, 16 Feb 2014 12:51:18 +1100
Message-ID: <6c7a2d292ca0722e33ba8591d16f6f26.squirrel@mymailserver.mydomain.com>
Date: Sun, 16 Feb 2014 12:51:18 +1100
Subject: test7
From: "Me" <mysender@mydomain.com>
To: mysender@mydomain.com
Cc: external_cc_addy@hushmail.com
Reply-To: mysender@mydomain.com
User-Agent: SquirrelMail/1.4.22
MIME-Version: 1.0
Content-Type: multipart/alternative;boundary="----=_20140216125118_87878"
X-Priority: 3 (Normal)
Importance: Normal
X-MailScanner-ID: 396DAE26EF.AD55F
X-MailScanner: Found to be clean
X-MailScanner-Envelope-From: mysender@mydomain.com
MailScanner-NULL-Check: 1393120279.98196@v+Uu81UNnOhXIVQJcXAz1g
X-Spam-Status: No
------=_20140216125118_87878
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: 8bit
test7
--
This message has been scanned for viruses and
dangerous content by MailScanner, and is
believed to be clean.
------=_20140216125118_87878
Content-Type: text/html; charset="iso-8859-1"
Content-Transfer-Encoding: 8bit
<h3 style="color:blue;">
<strong>test7</strong></h3>
------=_20140216125118_87878--
The messages are composed in HTML format.
/etc/MailScanner.conf includes:
Code:
Sign Clean Messages = yes
Sign Messages Already Processed = yes
Inline HTML Signature = /etc/MailScanner/rules/signing.rules
/etc/MailScanner/rules/signing.rules:
Code:
From: *@mydomain.com yes
FromOrTo: default no
PS: It's MailScanner over Postfix, on a CentOS 5.5 box).