At last, the first full account of the cypherpunks who aim to free the world’s institutional secrets, by Forbes journalist Andy Greenberg who has traced their shadowy history from the cryptography revolution of the 1970s to Wikileaks founding hacker Julian Assange, Anonymous, and beyond. This is the story of the code and the characters—idealists, anarchists, extremists—who are transforming the next generation’s notion of what activism can be.