Two years ago Edward Snowden, a US National Security Agency contractor made headlines worldwide when he leaked classified documents about a mass surveillance program undertaken by US intelligence agencies.

The legality of that program is being tested as it works its way through the US courts and in the latest ruling it appears to offer Snowden a sense of vindication. Nonetheless he’s still a wanted man and despite his uncertain future Snowden remains buoyant and publicly engaged.

In his first Australian appearance, via video link from Russia, Edward Snowden talks about his actions and motivations and why he’s so concerned about untargeted data collection programs and the mass surveillance of citizens.

Highlights of Net loss: Freedom presented by the Progress 2015 conference, Melbourne Town Hall, 8th May.