Internet, Hackers | featured news

The popular social networking site Twitter has been hit by a denial of service attack, according to Twitter co-founder Biz Stone. In an e-mail to CNN.com, Stone said this morning's attack is not related to a recent incident in which a hacker stole internal documents from the site. Twitter's site went down around 9:30 a.m. ET.

The microblogging service fears the social network could put it out of business.

More than two dozen Internet sites in South Korea and the United States including the White House were attacked and some disabled by hackers possibly linked to North Korea, South Korea's spy agency said on Wednesday.

A widespread and unusually resilient computer attack that began July 4 knocked out the Web sites of several government agencies, including some that are responsible for fighting cyber crime, The Associated Press has learned.

A French hacker posts 13 screenshots of a Twitter product manager's admin interface to prove the claim.

Buffeted by millions of digital scans and attacks each day, federal authorities are looking for hackers not to prosecute them ...

A University of Tennessee student charged with hacking into the personal e-mail account of Sarah Palin pleaded not guilty Monday to three more charges in the case.

Five security alerts are issued for Facebook as security firms say social networking sites are tempting targets for hackers.