When you dial Triple Zero, you expect help to be seconds away. But during the recent Optus outage, that lifeline went silent and four lives were lost.

Questions are being asked how did this happen and what needs to change to make sure it never happens again?

Image: Image: Shutterstock – kailim

Produced By: Thomas Koutis

Featured In Story: Associate Professor Mark Gregory – Leader of Network Engineering Research Group at RMIT University

First aired on The Wire, Wednesday 24 September 2025