I think people will make it a freedom-of-political-communication issue, because that's the obvious way of getting the law declared invalid, or declared not to a

I think people will make it a freedom-of-political-communication issue, because that's the obvious way of getting the law declared invalid, or declared not to apply to political speech or what-have-you. There's no absolute freedom of political communication in Australia. Instead, there's a test of whether the law is appropriate and adapted to a legitimate purpose. It's not at all clear how internet censorship laws will fare under this test.