article_snippet: While metadata does include some traditional methods of investigation; including phone numbers and length and time of calls, the overhaul's main thrust is aimed at computer based functions, particularly the online and email world.
article_snippet: The government bill, which is expected to pass parliament by the end of next week, forces telecommunications companies to keep two years of customer data, such as the time and length of a phone call. 
article_snippet: Metadata is the footprint left by electronic communications.
highlights_snippet: the Federal Government's proposed laws focus heavily on the retention of users' computer footprints .