diff --git a/en/handbook/security/chapter.sgml b/en/handbook/security/chapter.sgml
index 788ed82006..78f91fa215 100644
--- a/en/handbook/security/chapter.sgml
+++ b/en/handbook/security/chapter.sgml
@@ -1,7 +1,7 @@
 <!--
      The FreeBSD Documentation Project
 
-     $Id: chapter.sgml,v 1.11 1999-03-08 22:04:48 nik Exp $
+     $Id: chapter.sgml,v 1.12 1999-03-09 20:07:56 nik Exp $
 -->
 
 <chapter id="security">
@@ -89,6 +89,35 @@ lrwxr-xr-x  1 bin  bin  15 Sep  5 12:50 libcrypt_p.a -&gt; libdescrypt_p.a</scre
   </sect1>
       
   <sect1 id="skey">
+    <!-- 
+         Copyright 1995 Massachusetts Institute of Technology
+
+	 Permission to use, copy, modify, and distribute this software and
+	 its documentation for any purpose and without fee is hereby
+	 granted, provided that both the above copyright notice and this
+	 permission notice appear in all copies, that both the above
+	 copyright notice and this permission notice appear in all
+	 supporting documentation, and that the name of M.I.T. not be used
+	 in advertising or publicity pertaining to distribution of the
+	 software without specific, written prior permission.  M.I.T. makes
+	 no representations about the suitability of this software for any
+	 purpose.  It is provided "as is" without express or implied
+	 warranty.
+
+	 THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''.  M.I.T. DISCLAIMS
+	 ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
+	 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+	 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
+	 SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+	 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+	 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+	 USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+	 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+	 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+	 OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+	 SUCH DAMAGE.
+    -->
+
     <title>S/Key</title>
     
     <para><emphasis>Contributed by &a.wollman;  25 September
diff --git a/en_US.ISO8859-1/books/handbook/security/chapter.sgml b/en_US.ISO8859-1/books/handbook/security/chapter.sgml
index 788ed82006..78f91fa215 100644
--- a/en_US.ISO8859-1/books/handbook/security/chapter.sgml
+++ b/en_US.ISO8859-1/books/handbook/security/chapter.sgml
@@ -1,7 +1,7 @@
 <!--
      The FreeBSD Documentation Project
 
-     $Id: chapter.sgml,v 1.11 1999-03-08 22:04:48 nik Exp $
+     $Id: chapter.sgml,v 1.12 1999-03-09 20:07:56 nik Exp $
 -->
 
 <chapter id="security">
@@ -89,6 +89,35 @@ lrwxr-xr-x  1 bin  bin  15 Sep  5 12:50 libcrypt_p.a -&gt; libdescrypt_p.a</scre
   </sect1>
       
   <sect1 id="skey">
+    <!-- 
+         Copyright 1995 Massachusetts Institute of Technology
+
+	 Permission to use, copy, modify, and distribute this software and
+	 its documentation for any purpose and without fee is hereby
+	 granted, provided that both the above copyright notice and this
+	 permission notice appear in all copies, that both the above
+	 copyright notice and this permission notice appear in all
+	 supporting documentation, and that the name of M.I.T. not be used
+	 in advertising or publicity pertaining to distribution of the
+	 software without specific, written prior permission.  M.I.T. makes
+	 no representations about the suitability of this software for any
+	 purpose.  It is provided "as is" without express or implied
+	 warranty.
+
+	 THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''.  M.I.T. DISCLAIMS
+	 ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
+	 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+	 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
+	 SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+	 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+	 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+	 USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+	 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+	 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+	 OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+	 SUCH DAMAGE.
+    -->
+
     <title>S/Key</title>
     
     <para><emphasis>Contributed by &a.wollman;  25 September
diff --git a/en_US.ISO_8859-1/books/handbook/security/chapter.sgml b/en_US.ISO_8859-1/books/handbook/security/chapter.sgml
index 788ed82006..78f91fa215 100644
--- a/en_US.ISO_8859-1/books/handbook/security/chapter.sgml
+++ b/en_US.ISO_8859-1/books/handbook/security/chapter.sgml
@@ -1,7 +1,7 @@
 <!--
      The FreeBSD Documentation Project
 
-     $Id: chapter.sgml,v 1.11 1999-03-08 22:04:48 nik Exp $
+     $Id: chapter.sgml,v 1.12 1999-03-09 20:07:56 nik Exp $
 -->
 
 <chapter id="security">
@@ -89,6 +89,35 @@ lrwxr-xr-x  1 bin  bin  15 Sep  5 12:50 libcrypt_p.a -&gt; libdescrypt_p.a</scre
   </sect1>
       
   <sect1 id="skey">
+    <!-- 
+         Copyright 1995 Massachusetts Institute of Technology
+
+	 Permission to use, copy, modify, and distribute this software and
+	 its documentation for any purpose and without fee is hereby
+	 granted, provided that both the above copyright notice and this
+	 permission notice appear in all copies, that both the above
+	 copyright notice and this permission notice appear in all
+	 supporting documentation, and that the name of M.I.T. not be used
+	 in advertising or publicity pertaining to distribution of the
+	 software without specific, written prior permission.  M.I.T. makes
+	 no representations about the suitability of this software for any
+	 purpose.  It is provided "as is" without express or implied
+	 warranty.
+
+	 THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''.  M.I.T. DISCLAIMS
+	 ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
+	 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+	 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
+	 SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+	 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+	 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+	 USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+	 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+	 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+	 OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+	 SUCH DAMAGE.
+    -->
+
     <title>S/Key</title>
     
     <para><emphasis>Contributed by &a.wollman;  25 September