China's new premier Li Keqiang on Sunday rejected US accusations of hacking, saying that Beijing did not support cyber spying after President Barack Obama stepped up rhetoric on the issue.
North Korea on Friday accused the United States and South Korea of carrying out a "persistent and intensive" cyber attack against its official websites in recent days.
President Barack Obama entered the fray Wednesday on cyber attacks from China, saying some intrusions affecting US firms and infrastructure were "state sponsored."
The Defense Department is establishing a series of cyber teams charged with carrying out offensive operations to combat the threat of an electronic assault on the United States that could cause major damage and disruption ...
The United States faces a mounting danger from cyber attacks on its infrastructure while digital espionage threatens to undercut the military's technological edge, the intelligence chief said Tuesday.
Hackers attacked several top Czech news websites on Monday, overloading them with hundreds of thousands of requests per second to make them inaccessible, publishers said.
Hackers mainly based in the United States attacked two Chinese military websites including the Defence Ministry page an average of 144,000 times a month last year, the ministry said on Thursday.
China's defence ministry Wednesday rebuffed a report linking its People's Liberation Army to sophisticated cyberattacks on US firms, saying there was no internationally agreed definition of hacking.
For state-backed cyberspies such as a Chinese military unit implicated by a U.S. security firm in a computer crime wave, hacking foreign companies can produce high-value secrets ranging from details on oil fields to advanced ...
Apple on Tuesday said it suffered a cyber attack similar to the one recently carried out against Facebook, but that it repelled the invaders before its data was plundered.