Australian contact-tracing app leaks telling info and increases chances of third-party tracking, say security folks

Phone model recorded, unique ID infrequently refreshed - but Atlassian's Mike Cannnon-Brookes says use it and two million peeps agree

The design of Australia's COVIDSafe contact-tracing app creates some unintended surveillance opportunities, according to a group of four security pros who unpacked its .APK file."