1 Long: krb 2 Arg: <level> 3 Help: Enable Kerberos with security <level> 4 Protocols: FTP 5 Requires: Kerberos 6 --- 7 Enable Kerberos authentication and use. The level must be entered and should 8 be one of 'clear', 'safe', 'confidential', or 'private'. Should you use a 9 level that is not one of these, 'private' will instead be used. 10 11 If this option is used several times, the last one will be used. 12