1 <samba:parameter name="client lanman auth"
4 advanced="1" developer="1"
5 xmlns:samba="http://www.samba.org/samba/DTD/samba-doc">
7 <para>This parameter determines whether or not <citerefentry><refentrytitle>smbclient</refentrytitle>
8 <manvolnum>8</manvolnum></citerefentry> and other samba client
9 tools will attempt to authenticate itself to servers using the
10 weaker LANMAN password hash. If disabled, only server which support NT
11 password hashes (e.g. Windows NT/2000, Samba, etc... but not
12 Windows 95/98) will be able to be connected from the Samba client.</para>
14 <para>The LANMAN encrypted response is easily broken, due to its
15 case-insensitive nature, and the choice of algorithm. Clients
16 without Windows 95/98 servers are advised to disable
19 <para>Disabling this option will also disable the <command
20 moreinfo="none">client plaintext auth</command> option.</para>
22 <para>Likewise, if the <command moreinfo="none">client ntlmv2
23 auth</command> parameter is enabled, then only NTLMv2 logins will be
27 <value type="default">no</value>