Important Information

Terrorist Organisations (source - Australian Attorney General)
Security Legislation Amendment (Terrorism) Act 2002
National Counter-Terrorism Plan
Australian Customs Service
Australian Defence Force
Australian Radiation Protection and Nuclear Safety Agency
Australian Security Intelligence Organisation
The ASIO Bill
The Department of Foreign Affairs and Trade's (DFAT)
Department of Immigration and Multicultural and Indigenous Affairs

Police - Australian Federal 

Australian Federal Police

Police Services - Australia - by State  

New South Wales
Northern Territory
Queensland
South Australia
Tasmania
Victoria
Western Australia

World

Interpol
Internet Fraud Watch
APB News
National Center for Missing Kids
Internet Fraud Center
Coalition for the Prevention of Economic Crime