Nicholas Moore hacked into three U.S. government networks using stolen credentials, and then bragged about it and posted victims' personal data on Instagram under the handle @ihackedthegovernment.

Mikko Hyppönen is one of the most recognizable faces of the cybersecurity industry. After fighting computer viruses, worms, and malware, for more than 35 years, he tells TechCrunch why he is now working on systems to stop killer drones.

CERT-EU blamed the cybercrime group TeamPCP for the recent hack on the European Commission, and said the notorious ShinyHunters gang was responsible for leaking the stolen data online.

Russian state-owned media reported that police in Russia arrested the administrator of LeakBase, a large hacking forum.

The FBI believes a series of video games published on Steam in the last two years were embedded with malware by the same hacker.

Google found a series of hacking tools they said were used by a Russian espionage group and a cybercriminal group in China. Sources from a U.S. government defense contractor said some of those hacking tools were theirs.