You should ring the National Security Hotline on 1800 123 400 if you:
- have concerns about, or information on threats to Australia’s critical infrastructure or,
- believe you have information of possible terrorist activity or have seen or heard something suspicious that may need investigation by security agencies.
For more information access the National Security Website.
If you would like to report a crime or have information about possible criminal activity, you should contact your local police or the Australian Federal Police