Whistleblower Edward Snowden talks data exploitation at Lisbon 'Web Summit' conference

Two of the world’s best-known whistleblowers are among the highlights at a European technology conference. Edward Snowden addressed the Web Summit in Lisbon, Portugal, this evening (November 4). Brittany Kaiser is slated to address the summit later this week. Snowden, a former NSA analyst, spoke via live link from Russia, who granted him temporary asylum after he released classified information from the US’ National Security Agency (NSA) in 2013.Snowden’s leaks saw The Guardian newspaper report that intelligence services in the US and UK were tapping into the servers of internet firms to track the online communications of their citizens.