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How is your personal information kept secret on the internet?

Lots of private data is exchanged over the internet. What are some examples? As Mia Epner explains, cryptography allows for the secure transfer of data online. How does encryption work? And what is a key? Today information is encrypted using 256 bit keys. This keeps information safe because it means there are way too many ...

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How do computers get hacked?

What are some examples of cyber crime? Watch this clip to find out how viruses, denial of service attacks (DDoS) and phishing scams work. What is a botnet? And how are they used by hackers to bring down websites? Most of the time computers get hacked because of simple mistakes users make. What can users do to better protect ...

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What are IP addresses?

Meet Vint Cerf, the co-creator of the internet! In this clip, Vint and software engineer Paola Mejia explore the way computer networks talk to each other. Find out what an IP address is and why it's similar to a street address. What's the domain name system? And how does your computer find out the IP address of a website ...

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What are pixels?

Meet Kevin Systrom and Piper Hanson as they explain how digital images work. What are pixels, those tiny dots of light, made from? How are colours created and represented? What does Kevin say about the way mathematical functions are used to create different image filters. What is the difference between image resolution ...

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Computing turns 60

This is a collection of eight articles that mark the 60th anniversary of the first computer in an Australian university. The series covers topics from the history of computing, its role in studying global health or species conservation, and how computers can help understand the brain.

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Pocket Compass, Ep 5: An immigration nation

Prime Minister Malcolm Turnbull once described Australia as an 'immigration nation'. What do you think he meant by that? Do you agree? |Watch four very different people speak about their experiences as first- and second-generation migrants. What were some reasons they or their parents migrated to Australia?

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Counted: Australian culture in the 1960s

What was Australia like in the 1960s? Why does reporter Stan Grant say that "change is coming" at this time, for Aboriginal and Torres Strait Islander people? Choose one of the people mentioned in this video and do some research into their sporting, artistic or political achievements.

Online

Archives ACT: find of the month

This topic-based collection of primary source material provides a rich and varied source of official documents, guides and background information on the civic history of Canberra and the Australian Capital Territory. Produced monthly, this eclectic collection covers topics including the history of monuments, architecture, ...