A "significant" DDoS attack targeted NATO sites but did not affect the integrity of the organization's systems, a spokesperson says.
A UK communications intelligence agency unit used a popular cyberattack method against hacktivist groups, according to documents Edward Snowden supplied to NBC News.
Government says its Web sites have experienced 44 million hacking attempts but only one successful breach.
Besides showing the president's State of the Union speech in real time, the government is also displaying various policy charts, stats, and data on its augmented live stream.
Hacktivist group says it is unhappy that the president will not be addressing issues such as Aaron Swartz, Bradley Manning, and wireless wiretaps.
Dubbed Operation UnManifest, the hactivist network's latest campaign is aimed at discrediting the manifesto of Anders Behring Breivik, accused of murdering dozens of people in Norway last week.
The online hacktivist group defaces government and commercial sites with a message predicting the downfall of the Chinese government, although no central government sites appear to have been compromised.
Visitors to the social-networking site are greeted by a message about bad code and puppies and kittens.
The director of the National Security Agency says the hacktivist group is growing more powerful and could eventually attack our power grid. So beware.
A male from Saint Clair Township in Ohio is under investigation for possible involvement in recent hacking attacks launched against governments Web sites in the U.S. and U.K., say Ohio news sources.