A thrilling, exclusive expose of the hacker collectives Anonymous and LulzSec.

In late 2010, thousands of hacktivists joined a mass digital assault by Anonymous on the websites of VISA, MasterCard, and PayPal to protest their treatment of WikiLeaks. Splinter groups then infiltrated the networks of totalitarian governments in Libya and Tunisia, and an elite team of six people calling themselves LulzSec, attacked the FBI, CIA, and Sony. They were flippant and taunting, grabbed headlines, and amassed more than a quarter of a million Twitter followers. The computer security world-and world at large-realized quickly that Anonymous and its splinter groups are something to treat with dead seriousness.

Through the stories of three key members, WE ARE ANONYMOUS offers a gripping, adrenaline-fueled narrative in the style of The Accidental Billionaires, drawing upon hundreds of conversations with the members themselves, including exclusive...