Former U.S. Marine Corps pilot Daniel Duggan will be extradited from Australia to the United States over allegations that he illegally trained Chinese aviators.

Australian law enforcement authorities have declared an arson attack on a synagogue last week a terrorist act in a decision that increases resources available to the investigation.

Shoppers and workers have returned to a “really quiet” Sydney mall, where six days earlier an assailant stabbed six people to death in an attack that police believe targeted women.

The Australian government says will outlaw doxxing – the malicious release online of personal or identifying information without the subject’s permission – after pro-Palestinian activists published personal details about hundreds of Jewish people in Australia.

Australia has become the last of the “Five Eyes” security partners to ban the Chinese-owned video-sharing app TikTok from its federal government's devices.

Australia has proposed tougher penalties for companies that fail to protect customers’ personal data after two major cybersecurity breaches left millions vulnerable to criminals.

Attorney-General Mark Dreyfus says Australia could have tough new data protection laws in place this year in an urgent response to a cyberattack that stole from a telecommunications company the personal data of 9.8 million customers.

Australia’s new government has dropped the 4-year-old prosecution of a lawyer over his alleged attempt to help East Timor prove Australia spied on it during multibillion-dollar oil and gas negotiations.