<p>The method for allowing or denying a user the right to
communicate with WebLogic Server.</p>
<p>The following values are available:</p>
<ul>
<li>
<p><code>Bind</code>--The LDAP security realm retrieves user data,
including the password for the LDAP server, and checks the password
in WebLogic Server.</p>
</li>
<li>
<p><code>External</code>--The LDAP security realm authenticates a
user by attempting to bind to the LDAP server with the username and
password supplied by the WebLogic client.</p>
</li>
<li>
<p><code>Local</code>--The LDAP security realm authenticates a user
by looking up the UserPassword attribute in the LDAP directory and
checking its value against a set of passwords in WebLogic
Server.</p>
</li>
</ul>
(Interface=weblogic.management.configuration.LDAPRealmMBean Attribute=getUserAuthentication)