auth required /lib/security/pam_securetty.so
auth required /lib/security/pam_nologin.so
auth sufficient /lib/security/pam_winbind.so
-auth required /lib/security/pam_pwdb.so \
+auth required /lib/security/pam_unix.so \
use_first_pass shadow nullok
</programlisting>
</para>
+ <note><para>
+ The PAM module pam_unix has recently replaced the module pam_pwdb.
+ Some Linux systems use the module pam_unix2 in place of pam_unix.
+ </para></note>
<para>Note in particular the use of the <parameter>sufficient
</parameter> keyword and the <parameter>use_first_pass</parameter> keyword. </para>