L' INTELLIGENCE CYBER par Jean-Paul Pinte

In the summer of 1972, state-of-the-art campaign spying consisted of amateur burglars, armed with duct tape and microphones, penetrating the headquarters of the Democratic National Committee. Today, amateur burglars have been replaced by cyberspies, who penetrated the DNC armed with computers and sophisticated hacking tools.

http://www.reuters.com/article/us-intelligence-nsa-commentary-idUSKCN10X01P