diff --git a/mozilla/mail/extensions/smime/content/msgCompSecurityInfo.xul b/mozilla/mail/extensions/smime/content/msgCompSecurityInfo.xul
new file mode 100644
index 00000000000..00049d2f9aa
--- /dev/null
+++ b/mozilla/mail/extensions/smime/content/msgCompSecurityInfo.xul
@@ -0,0 +1,101 @@
+<?xml version="1.0"?>
+<!-- ***** BEGIN LICENSE BLOCK *****
+   # Version: MPL 1.1/GPL 2.0/LGPL 2.1
+   #
+   # The contents of this file are subject to the Mozilla Public License Version
+   # 1.1 (the "License"); you may not use this file except in compliance with
+   # the License. You may obtain a copy of the License at
+   # http://www.mozilla.org/MPL/
+   #
+   # Software distributed under the License is distributed on an "AS IS" basis,
+   # WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+   # for the specific language governing rights and limitations under the
+   # License.
+   #
+   # The Original Code is Mozilla Communicator
+   #
+   # The Initial Developer of the Original Code is
+   # Netscape Communications Corp..
+   # Portions created by the Initial Developer are Copyright (C) 2002
+   # the Initial Developer. All Rights Reserved.
+   #
+   # Contributor(s):
+   #
+   # Alternatively, the contents of this file may be used under the terms of
+   # either the GNU General Public License Version 2 or later (the "GPL"), or
+   # the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+   # in which case the provisions of the GPL or the LGPL are applicable instead
+   # of those above. If you wish to allow use of your version of this file only
+   # under the terms of either the GPL or the LGPL, and not to allow others to
+   # use your version of this file under the terms of the MPL, indicate your
+   # decision by deleting the provisions above and replace them with the notice
+   # and other provisions required by the LGPL or the GPL. If you do not delete
+   # the provisions above, a recipient may use your version of this file under
+   # the terms of any one of the MPL, the GPL or the LGPL.
+   #
+   # ***** END LICENSE BLOCK ***** -->
+
+<?xml-sheet href="chrome://global/skin/" type="text/css"?>
+<?xml-stylesheet href="chrome://messenger/skin/smime/msgCompSecurityInfo.css" type="text/css"?>
+
+<!DOCTYPE dialog SYSTEM "chrome://messenger-smime/locale/msgCompSecurityInfo.dtd">
+
+<dialog id="msgCompSecurityInfo" title="&title.label;"
+  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"      
+  style="width: 50em;"
+  persist="width height"
+  buttons="accept"
+  onload="onLoad();">
+
+  <script type="application/x-javascript" src="chrome://help/content/contextHelp.js"/>
+  <script type="application/x-javascript" src="chrome://messenger-smime/content/msgCompSecurityInfo.js"/>
+
+  <stringbundle id="bundle_smime_comp_info" src="chrome://messenger-smime/locale/msgCompSecurityInfo.properties"/> 
+
+  <description>&subject.plaintextWarning;</description>
+  <separator class="thin"/>
+  <description>&status.heading;</description>
+  <grid>
+    <columns>
+      <column/>
+      <column/>
+    </columns>
+    <rows>
+      <row>
+        <label value="&status.signed;"/>
+        <label id="signed"/>
+      </row>
+      <row>
+        <label value="&status.encrypted;"/>
+        <label id="encrypted"/>
+      </row>
+    </rows>
+  </grid>
+
+  <separator class="thin"/>
+  <label value="&status.certificates;"/>
+
+  <listbox id="infolist" flex="1"
+        onselect="onSelectionChange(event);">
+    <listcols>
+      <listcol flex="3" width="0"/>
+      <splitter class="tree-splitter"/>
+      <listcol flex="1" width="0"/>
+      <splitter class="tree-splitter"/>
+      <listcol flex="2" width="0"/>
+      <splitter class="tree-splitter"/>
+      <listcol flex="2" width="0"/>
+    </listcols>
+    <listhead>
+      <listheader label="&tree.recipient;"/>
+      <listheader label="&tree.status;"/>
+      <listheader label="&tree.issuedDate;"/>
+      <listheader label="&tree.expiresDate;"/>
+    </listhead>
+  </listbox>
+  <hbox pack="start">
+    <button id="viewCertButton" disabled="true"
+            label="&view.label;" accesskey="&view.accesskey;"
+            oncommand="viewSelectedCert();"/>
+  </hbox>
+</dialog>
diff --git a/mozilla/mail/extensions/smime/jar.mn b/mozilla/mail/extensions/smime/jar.mn
index c5e836c9174..562e4dfe3e1 100644
--- a/mozilla/mail/extensions/smime/jar.mn
+++ b/mozilla/mail/extensions/smime/jar.mn
@@ -1,6 +1,7 @@
 messenger.jar:
 *+  content/messenger-smime/msgReadSMIMEOverlay.xul                  (content/msgReadSMIMEOverlay.xul)
 *+  content/messenger-smime/msgCompSMIMEOverlay.xul                  (content/msgCompSMIMEOverlay.xul)
+*+  content/messenger-smime/msgCompSecurityInfo.xul                  (content/msgCompSecurityInfo.xul)
 *+  content/messenger-smime/msgHdrViewSMIMEOverlay.js                (content/msgHdrViewSMIMEOverlay.js)
 *+  content/messenger-smime/pref-smime-advanced.xul                  (content/pref-smime-advanced.xul)
 *+  content/messenger/am-smime.xul                                   (content/am-smime.xul)