Who is Anonymous?

E1

The notorious hacktivist collective Anonymous has targeted everyone from PayPal to the FBI. But a string of arrests have crippled the group. So who is Anonymous now?

The Sony Hack

E2

Sony Pictures was hacked and the U.S. blamed North Korea. But the government's evidence wasn't all that convincing, and many hackers and computer experts still have doubts.

Cyber Mercenaries

E3

Authoritarian regimes are using spyware tools bought from private companies in the West. Hacker PhineasFisher targeted these companies to reveal their deals to suppress dissent.

Hacked by China

E4

From Google to the government, China has hacked many American networks. But there’s a difference between spying and stealing intellectual property.

Syria's Cyber Battlefields

E5

On the frontlines of one of the world's bloodiest conflicts, a parallel war is being fought in cyberspace. Is Syria's cyber battlefield creating a model for the wars of the future?

Stuxnet the Digital Weapon

E6

Stuxnet was a sophisticated cyber attack on an Iranian nuclear plant that may have changed the nature of warfare forever.

Hacking the Infrastructure

E7

As Iran ramps up its offensive cyber operations, American critical infrastructure is increasingly vulnerable to attacks.

America's Elite Hacking Force

E8

Tailored Access Operations, or TAO, is the NSA's elite hacking force. TAO employs some of America's best hackers--so who are their targets?​​

The Zero Day Market

E9

“Zero days” are bugs in software that hackers use to break into systems. Some are valued at up to a million dollars, with both buyers and sellers shrouded in secrecy.

Anonymous vs. ISIS

E10

In a war with ISIS online, is Anonymous working with the U.S. government?

The Ashley Madison Hack

E11

After Ashley Madison, a hook-up site for married people, got hacked, its users weren't the only ones exposed - turns out the cheating site may have been cheating its own customers.

Israel: Cyber Nation

E12

Israel is one of the world’s cyber super powers. So how did this tiny nation grow so strong – and who is it targeting?

Lights Out in Ukraine

E13

A cyber attack on Ukraine's power grid leaves thousands of people in the dark as a military conflict involving Russia rages in the east.

Crime & Government: Russia's Hackers

E14

Russian cybercrime is big business – and some say hackers get a pass when they work double duty for Putin and his geopolitical ambitions.

The Future of War

E15

Exploring how wars of the future might be fought with autonomous machines, drones and weapons that can act on their own and whether it's ever OK to write code that can kill.

The Race for Artificial Intelligence

E16

From self-driving cars to Siri, a race is on to build more powerful AI, but some warn we could be programming our own extinction.