Whether you're an Optus customer or not, you might have heard the news of one of Australia's worst-ever data breaches that left millions of peoples' data exposed. So in this Squiz Shortcut, we take a look at how it happened, what the federal government is doing to try to stop history from repeating, and why a lot of Aussie businesses will be stepping up their cyber game. Squiz recommends: The government's Essential Eight checklist is a must-do to keep on top of cybersecurity for all your devices. Two Blokes Talking Tech podcast