Cyber Security

Cyber security firm FireEye said on Thursday it planned to lay off 300 to 400 of its 3,400 workers as it announced quarterly sales below its own forecast.

One cybersecurity expert says the hack attack that exposed emails and other vital information belonging to the Democratic National Convention could have easily been prevented.

One cybersecurity expert says the hack attack that exposed emails and other vital information belonging to the Democratic National Convention could have easily been prevented.

After Game 6 of the NBA Finals, the RNC sprinted into action.

The Internal Revenue Service said Friday that more than twice as many taxpayer accounts may have been hit by cybercriminals than the agency previously reported, with hackers gaining access to as many as 700,000 accounts and attempting to break into an additional 575,000.

A video posted Tuesday by "Sons Caliphate Army," the self-styled hacking division of Islamic State, takes aim at the recent campaigns by Facebook and Twitter to shut down accounts by Islamic State extremists.

Apple Chief Executive Tim Cook said the company will oppose a federal judge's order to help the Justice Department unlock a phone used by a suspect in the San Bernardino, Calif., attack.

White House officials plan to enact a range of initiatives this year that they believe will strengthen computer networks against cyberattacks, but part of the proposal--a big increase in federal spending--could hit a wall because it relies on congressional approval.

A federal magistrate judge postponed a highly anticipated Tuesday hearing over the Justice Department's request for Apple to help unlock a terrorist's iPhone, after the government said it may have found another way to view the phone's contents.