More than a million Australians have downloaded a coronavirus contact tracing app within hours of it being released by the government.
The COVIDSafe smartphone app uses a Bluetooth wireless signal to exchange a “digital handshake” with another user when they come within 1.5m (4.9ft).
The app then logs this contact and encrypts it.
Users will be notified if they have had more than 15 minutes of close contact with another user who tests positive.
Australia has recorded 6 ... Read even more