The US State Department said Monday it shut down its unclassified computer network over the weekend after evidence emerged that it could have been hacked.
A former senior Department of Homeland Security official says the hacking incident that compromised the private files of more than 25,000 DHS workers also exposed data belonging to numerous workers at other federal agencies.
Cyberattackers believed to have been working from China broke through defenses of the US weather service recently, according to a Washington Post report.
Cybersecurity firm FireEye warned Monday that hackers could trick owners of Apple gadgets into installing applications that steal information.
Hackers stole 53 million email addresses in addition to customers' card data, Home Depot said Thursday.
The Russian and Chinese governments are likely behind widespread cyberespionage that has hit targets in the US and elsewhere, two separate security reports said Tuesday.
Hackers are shaking off their reputations as nerdy, loner basement dwellers and rebranding themselves on the world stage as members of Internet age tribes with offbeat codes of conduct and capricious goals.
Several US financial institutions were targeted by the same computer hackers who breached the systems of JPMorgan Chase earlier this year, sources familiar with the matter said Wednesday.
A new study says that most breaches of personal data in Europe over the past decade were due to errors and abuse committed by an organization's employees, not hackers.
Hackers stole personal information from millions of JPMorgan Chase customers this summer, in one of the biggest breaches of a financial company.