(AP) -- A growing number of critics are complaining that a San Francisco Bay area transit agency acted illegally when it cut off wireless service in an effort to stifle a protest.
The hacking group Anonymous took down several Vatican websites on Wednesday, saying it was targeting the "corrupt" Catholic Church, a day after a high-profile bust of the group's alleged leaders.
NATO defence ministers agreed Tuesday to set up rapid reaction teams to help defend the military alliance against a growing number of cyber-attacks, many of them blamed on China.
A software "worm" evidently unleashed by hackers burrowed through Tumblr on Monday, defacing pages at the popular blogging platform with a vitriolic, expletive-laden message.
A Dutch citizen arrested in northeast Spain on suspicion of launching what is described as the biggest cyberattack in Internet history operated from a bunker and had a van capable of hacking into networks anywhere in the ...
The "Anonymous" hacking group on Tuesday claimed to have shut down the website of security firm Combined Systems, which it accused of providing the tear gas used in crackdowns on protests.
Websites owned by Rupert Murdoch's News International were down Tuesday after the Lulz Security hacker group replaced The Sun's online version with a fake story pronouncing the mogul's death.
The US National Weather Service computer network was hacked this week, with a group from Kosovo claiming credit and posting sensitive data, security experts said Friday.
The arrests of five members of the hacker group LulzSec are unlikely to land a lasting blow for authorities in the constantly moving battle with politically motivated online collectives, experts say.
A Lulz Security hacker group that bade farewell to the world last year appeared to make a comeback with a trove of data looted from a dating website for soldiers.