Mike Burgess did not identify any countries behind the network, but said the undercover operatives appeared to be "highly trained". And Mr Burgess also detailed thwarted plots from two different countries to physically harm Australian residents - a week after the government revealed that an Iranian plot targeting a dissident in Australia had been disrupted. "Mr Burgess also used the speech to criticise thousands of "reckless" Australians advertising their security clearances on social media networking sites, as well as former Australian defence personnel involved in foreign military training programmes