Brandis won't use this law, pigs can fly, since when can you believe a politician, particularly one from this mean spirited camp, if they get the urge they'll use any method available to damage an enemy.
The only news group they won't target is News. The Guardian, Fairfax and the ABC will be in the firing line and you can bet this government will use the big stick now that we've given it to them.
This lot can not stand the public knowing anything, look at this Sovereign Boarders debacle.
Journalists beware, only use snail mail, watch all the old spy movies you may learn how to avoid this obtrusive technology.