Today’s violent extremists can draw inspiration from material online and through media coverage of sensational acts of violence.
We have become used to hearing stories of 'increased chatter' and 'high alerts' when it comes to terrorism. Doesn’t that mean intelligence agencies should know enough to prevent attacks?
TPP’s death may make patrolling the South China Sea more dangerous.
The main arguments in favor of the TPP were economic. But there's another reason the Trump administration should rethink its promise to nix it: Its demise will weaken US national security.
Previously presumed dead, Australian citizen Neil Prakash was arrested at the Turkish border in late November.
The extradition process for Australian citizen Neil Prakash could be prolonged, as Turkey and other countries may want to interrogate him or seek his extradition.
For allies of the United States, the reality of a Donald Trump presidency has just begun to sink in.
Many Australians fear a terrorist attack like that in Nice, France, earlier this year.
Many Australians are frightened by the prospect of terrorism on home soil, but statistics show they don't have much to fear.
It’s all fun until someone gets hacked.
Prime Minister Malcolm Turnbull and senior ministers have been criticised over their use of WhatsApp, which can leave users vulnerable if their phones are hacked, attacked by malware, or simply stolen.
The guided missile destroyer USS Barry deploys to sea from Naval Station Norfolk ahead of Hurricane Sandy in 2012.
Politicians are still debating whether climate change is real, but military planners call it a serious threat. A retired rear admiral explains how climate change affects U.S. national security.
An intelligence review should include not just policy considerations, but open public debate.
The federal government's review of intelligence agencies is important not just for our understanding of their function, but also for a more open public debate about spying and security.
Australian Human Rights Commission president Gillian Triggs has warned against laws that violate freedom.
While the debate around Section 18C has raged, a host of other laws that impinge on freedom of speech have been quietly introduced.
Islamic State today is in increasingly dire straits on the ground in Iraq and Syria.
Islamic State's call to arms against Australian targets may appear concerning in it its specificity. But it does little to change the underlying security realities the group and its supporters face.
ASIO head Duncan Lewis has called for change to the way it issues questioning and detention warrants for terror suspects.
What are ASIO’s powers in detaining and questioning terror suspects? Does it need more to be effective?
Malcolm Turnbull has painted a grim picture about the dangers of terrorism.
The rules of engagement for Australian forces fighting Islamic State will be widened, with a proposed change in the law giving them legal power to target all parts of the armed organisation.
When parliament returns later this month, Labor's Anne Aly will become the first Muslim woman to take a seat in the lower house.
Nice attacker Mohamed Lahouaiej Bouhlel exemplifies how quickly ideology can be adopted.
Most cults build upon or modify existing religious doctrine, yet how they express these beliefs varies from group to group.
Malcolm Turnbull has called for nationally consistent laws to enable convicted terrorists to be detained at the end of their prison sentence.
A post-sentence regime for convicted terrorists will only keep Australians safe if an accurate assessment of risk is possible.
Malcolm Turnbull is asking state and territory ministers to help fast-track the scheme.
The proposed scheme would cover high-risk terrorist offenders.
Counter-terrorism co-ordinator Greg Moriarty.
The scheme will seek to identify people not on the radar of counter-terrorism authorities.
Australia has been cognisant of the challenges aviation security poses.
That Australia has not suffered a successful terrorist attack on its aviation industry is testament to the resilience of our security system.
The adjustment in Australia’s defence spending to 1.9% to 2% of GDP is reasonable.
The stakes around Australia's defence appear higher and the urgency greater than at any time since the height of the Cold War.
Malcolm Turnbull told the Lowy Institute Australia was united with Belgium in the battle against terror.
Violent Islamist extremism appears to have reached a crisis point in Europe with a "perfect storm" of circumstances, Malcolm Turnbull has said.