The Australian government is deeply inimical to the principle of your data being secure and single purpose (see: AABill, Data retention, Data use and access, Robodebt).

We have no statutory right to privacy, but they assure us that -this time- everything will be fine

Australians have very weak statutory privacy protection, but Minister Hunt tells us there's nothing to worry about, because people misusing our data is illegal.

Good thing that prevents all problems, right?

The WA CCC found a "startling" data breach that compromised the home addresses of all WA police just last week.

https://mobile.abc.net.au/news/2020-04-23/ccc-report-reveals-auditor-accessed-wa-police-officer-details/12176944

That was against the privacy act.