Here you can add items in so called black list.

Once received, network packed is compared against blask list, and it is permanentry blocked if it matches at lease one item in list, regardless any permissive rules.

Type IP address, porn numbers, host names, or URLs within this dialog box. Also, you may add any text comment, and expiry date.

Items are automatically removed from list by specified expiry date. Leave this field blank if you want to black list item forever.