When will journalists learn to hide digital and paper documents better than "in my house" or "in my office".
Anything unpublished should be encrypted, and either the encryption key or the data (or both) should be in an off-site location known only to the journalist themselves. A microSD card hidden in a tree in a park for example.
The Crypto party in Sydney runs regular instructional meetups for media types, it sadly doesn't get much participation.
This stuff is vital if not essential for democracy.
Australia is slowly devolving into an authoritarian state and the wellfed masses don't really seem to care. Being a whistleblower used to to be a lot safer.