How Reporters Pulled Off the Panama Papers, the Biggest Leak in Whistleblower History

When Daniel Ellsberg photocopied and leaked the Pentagon Papers to the New York Times in 1971, those 7,000 pages of top secret Vietnam War documents represented what was then the biggest whistleblower leak in history—a couple dozen megabytes if it were contained in a modern text file. Almost four decades later, WikiLeaks in 2010 published Cablegate, a world-shaking, 1.73 gigabyte collection of classified State Department communications that was almost a hundred times bigger.