The carrier wants to change frequencies to prevent interference with GPS.

The IMF is said to have suffered a 'very major breach,' but it's unclear what data was accessed.

The U.K. Government is developing a "toolbox" of Internet cyber-weapons that could be used to attack other countries, Armed Forces Minister Nick Harvey said in an admission that the military now treats the Internet as a battlefield like any other.

Cisco Systems will make a three-pronged attack at Mobile World Congress this week on what it sees as an impending flood of mobile data, especially video, by extending its current product lines with tools for better content delivery.

A loosely organized group of Internet hacktivists took down Visa's website Wednesday, after organizing a similar attack on MasterCard.

Malicious hackers attacked Google's YouTube on Sunday, exploiting a cross-site scripting (XSS) vulnerability on the ultra-popular video sharing site, hitting primarily sections where users post comments.

Microsoft should add a basic PDF viewer to Windows to help protect users from the spike in attacks exploiting bugs in Adobe's Reader, a security researcher said Friday.

Denies link to Google-China hacks, which used IE6 zero-day to breach networks and steal info.

The intrusion isn't seen as an inside job but China staff will be scrutinized.

The dangerous Internet Explorer attack code used in last month's attack on Google's corporate networks is now public.

Dow Chemicals, Northrop Grumman and Yahoo also named in reports.

After attacks targeting the Gmail accounts of human rights activists, Google says it may leave the country.

U.S. authorities are investigating the theft of an estimated tens of millions of dollars from Citibank by hackers partly using Russian software tailored for the attack, according to a news report.

One day after warning of a new attack on its Reader and Acrobat software, Adobe issued a security advisory Tuesday offering users some advice on how to mitigate the problem.

A botnet network of hacked computers has sprung back to life in the past few days and started infecting Web sites so that they attack PCs of unsuspecting visitors.

Terrorist attacks late Wednesday in Mumbai are unlikely to make multinational technology companies change their strategies for India.

An Austrian security vendor has found a vulnerability in Windows Vista that it says could possibly allow an attacker to run unauthorized code on a PC.

An 18-year-old New Jersey man will plead guilty to the January online attacks that took down the Church of Scientology's Web site, federal prosecutors said Friday.

While CNN recently faced distributed denial-of-service attacks from Chinese hackers angry about the television network's coverage of a recent Chinese crackdown in Tibet, Chinese security officials remain worried hackers will strike while the Olympic Games are being held in Beijing.

A group of hackers calling itself "Anonymous" has hit the Church of Scientology's Web site with an online attack.