An excerpt from Andy Greenberg’s This Machine Kills Secrets: How WikiLeakers, Cypherpunks, and Hacktivists Aim To Free the World’s Information. By Andy Greenberg Atanas Tchobanov doesn’t look much like Julian Assange. The smallish Bulgarian man has a shaved head, elfin ears, and a perpetual few days’ growth of salt-and-pepper stubble. When we meet in front of the roaring Fontaine St. Michel in Paris in the summer of 2011, he wears a T-shirt promoting Bivol, the tiny news site that he co-founded, with its logo of a Bulgarian buffalo and its slogan in ...