The FBI descends upon DEF CON in Las Vegas in hopes of uncovering the identity of the highly disruptive hacker known as "Zeekill".

An ex-FBI agent reveals the hidden world of digital threats; a then 15 year old is named one of the most dangerous hackers in the world.

In 2014, Kivimäki calls in a bomb threat on a passenger plane carrying Sony executive John Smedley, forcing the jet to make an emergency landing. A few months later, Kivimäki shuts down the servers of PlayStation and Xbox on Christmas Day.

An ex-FBI agent reveals the hidden world of digital threats; a then 15 year old is named one of the most dangerous hackers in the world.