The US National Security Agency (NSA) leaks just keep coming. Only a few days after details of its software anti-cryptography hacks were exposed by The Guardian, New York Times and ProPublica, German news source Der Spiegel reported some intriguing news regarding the NSA's activities in hacking smartphones. According to the article, Der Spiegel has seen leaked internal NSA documents that report on NSA's efforts in hacking iPhones, Androids and BlackBerrys.