<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html lang="en-us" xml:lang="en-us"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="security" content="public" /> <meta name="Robots" content="index,follow" /> <meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' /> <meta name="DC.Type" content="task" /> <meta name="DC.Title" content="Change encryption values on Kerberos server" /> <meta name="abstract" content="To operate with Windows workstations, the Kerberos server default encryption settings need to be changed so that clients can be authenticated to the i5/OS PASE Kerberos server." /> <meta name="description" content="To operate with Windows workstations, the Kerberos server default encryption settings need to be changed so that clients can be authenticated to the i5/OS PASE Kerberos server." /> <meta name="DC.Relation" scheme="URI" content="rzakhconfigpase.htm" /> <meta name="DC.Relation" scheme="URI" content="rzakhkerberos.htm" /> <meta name="copyright" content="(C) Copyright IBM Corporation 1998, 2006" /> <meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 1998, 2006" /> <meta name="DC.Format" content="XHTML" /> <meta name="DC.Identifier" content="rzakhchangencrypt" /> <meta name="DC.Language" content="en-us" /> <!-- All rights reserved. Licensed Materials Property of IBM --> <!-- US Government Users Restricted Rights --> <!-- Use, duplication or disclosure restricted by --> <!-- GSA ADP Schedule Contract with IBM Corp. --> <link rel="stylesheet" type="text/css" href="./ibmdita.css" /> <link rel="stylesheet" type="text/css" href="./ic.css" /> <title>Change encryption values on Kerberos server</title> </head> <body id="rzakhchangencrypt"><a name="rzakhchangencrypt"><!-- --></a> <!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script> <h1 class="topictitle1">Change encryption values on Kerberos server</h1> <div><p>To operate with Windows<sup>®</sup> workstations, the Kerberos server default encryption settings need to be changed so that clients can be authenticated to the i5/OS™ PASE Kerberos server.</p> <div class="section">To change the default encryption settings, you need to edit the kdc.conf file located in the<span class="filepath">/etc/krb5</span> directory, by following these steps:</div> <ol><li class="stepexpand"><span>In a character-based interface, enter <tt>edtf '/var/krb5/krb5kdc/kdc.conf'</tt> to access the kdc.conf file.</span></li> <li class="stepexpand"><span>Change the following lines in the kdc.conf file:</span> <pre>supported_enctypes = des3-cbc-sha1:normal des-cbc-md5:normal des-cbc-crc:normal kdc_supported_enctypes = des3-cbc-sha1:normal des-cbc-md5:normal des-cbc-crc:normal</pre> to<pre>supported_enctypes = des-cbc-md5:normal kdc_supported_enctypes = des-cbc-md5:normal</pre> </li> </ol> <div class="section"></div> </div> <div> <div class="familylinks"> <div class="parentlink"><strong>Parent topic:</strong> <a href="rzakhconfigpase.htm" title="Configure and manage a Kerberos server from your iSeries system to provide an integrated runtime environment for AIX applications.">Configure a Kerberos server in i5/OS PASE</a></div> <div class="nextlink"><strong>Next topic:</strong> <a href="rzakhkerberos.htm" title="You must stop and restart the Kerberos server in i5/OS PASE to update the encryption values that you just changed.">Stop and restart the Kerberos server</a></div> </div> </div> </body> </html>