75th Anniversary

1 April 2022 marked the start of the Australian Signals Directorate’s 75th anniversary year. Find out more about the events and activities planned to commemorate this significant milestone, and learn about our rich history and plans for a bright future.

Celebrating 75 Years

Decoded Exhibition

75 Years of the Australian Signals Directorate

Our History Timeline

For 75 years, ASD has collected intelligence about foreign adversaries while keeping our own national secrets safe. Explore ASD’s history and trace its origins back to the Second World War, when Australian Navy, Army and Air Force personnel were brought together to intercept and decode radio signals.

Old work space of Australian Signals Directorate.
Old work space of Australian Signals Directorate.

The Future of ASD

Our future is bright – our success is based on our highly talented, innovative and agile staff, the leading-edge capabilities they build and maintain, our partnerships, and the trust Australians place in us. Our determination, ingenuity and courage has seen us deal with many complex challenges over the past 75 years and will enable us to contend with the ones we’ll face tomorrow.

Satellite view of earth.
Satellite view of earth.

Interested in a Career with ASD?

Take our Career Quiz to see where you fit.

Acknowledgement of Country icon

Acknowledgement of Country
We acknowledge the Traditional Owners and Custodians of Country throughout Australia and their continuing connections to land, sea and communities. We pay our respects to them, their cultures and their Elders; past, present and emerging. We also recognise Australia's First Peoples' enduring contribution to Australia's national security.

Authorised by the Australian Government, Canberra