Russian-based hackers are using malicious software concealed in Twitter images to relay commands and steal data from US computer networks, security researchers said this week.
A hacker group has tapped into email accounts of executives in more than 100 companies that could give them lucrative access to market-moving information, a US security firm said Monday.
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 hacker group has claimed to have obtained personal data from 12 million Apple iPhone and iPad users by breaching an FBI computer, raising concerns about government tracking, but the FBI said it never had the data.
Hackers have recorded calls between staff manning Britain's anti-terrorist hotline, Scotland Yard revealed Thursday, in the second security breach involving the force in recent months.
Anonymous on Monday gave mixed reactions to a US computer security firm's report that backers of the notorious hacker group were suckered into downloading software that steals online banking information.
Hackers have targeted the public websites of the operators of the Nasdaq and Bats stock exchanges over the past two days with cyberattacks that disrupted the sites but had no impact on trading.
The website of the Central Intelligence Agency was briefly inaccessible on Friday after the hacker group Anonymous claimed to have knocked it offline.
Computer security firm Symantec on Tuesday confirmed it tried to turn the tables on hackers who threatened to release stolen source code if a demand for $50,000 was not met.
(AP) -- Trading jokes and swapping leads, investigators from the FBI and Scotland Yard spent the conference call strategizing about how to bring down the hacking collective known as Anonymous, responsible for a string of ...