The new law, which has been pushed for since at least 2017, requires that companies provide a way to get at encrypted communications and data via a warrant process. It also imposes fines of up to A$10 million for companies that do not comply and A$50,000 for individuals who do not comply.
Silicon Valley has largely decried Canberra's new law. In particular, Apple, which famously resisted American efforts to break its own encryption during a 2015 terrorism investigation, previously told Australian lawmakers that what they are legislating is impossible.