Australia may be one of the most internet-connected countries on earth, with a super-fast broadband network on the way. But now the experts are warning there's danger with cyber crooks roaming the super highway. In a story that will make you review the use of your home computer, reporter Andrew Fowler tells how foreign online crooks took down a multi-million dollar Australian business. He explains how you can have your identity stolen, your phone disconnected and your bank accounts emptied in just hours. Perhaps most alarmingly, Four Corners reveals first-hand how wireless connections are an invitation to thieves.