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?
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.
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.
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?
“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.
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.
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.
