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Tech titans see opportunity in cybersecurity

With its PC sales slowing, Hewlett-Packard Co. is grappling for a piece of the exploding cybersecurity market as a key part of CEO Meg Whitman's plan to turn around the struggling company.

Privacy fears cause more to cover online tracks

Amid growing fears about online surveillance and data theft, Americans are increasingly taking steps to remove or mask their digital footprints on the Internet, a study showed Thursday.

NSA chief talks at hackers' conference in Vegas (Update)

The head of the U.S. National Security Agency defended the government's much-criticized surveillance program against hecklers among a crowd of computer systems analysts Wednesday, but also had a challenge for them: If you ...

Hackers cause stir with 'Obama injured' AP tweet

Hackers spooked markets Tuesday after breaking into the Associated Press's Twitter account and falsely reporting President Barack Obama had been injured after two blasts at the White House.

LulzSec hacker pleads guilty to cyberattacks

A British computer hacker affiliated to the group Lulz Security pleaded guilty Tuesday to cyberattacks on institutions including Sony, Britain's National Health Service and Rupert Murdoch's News International.

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