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Cyber attacks on stock exchanges put markets at risk: report

NEW YORK (Reuters) - Around half of the world's securities exchanges were the target of cyber-attacks last year, according to a paper based on a survey of 46 exchanges released on Tuesday.Full story

South Korea accuses North of cyber attacks

SEOUL (Reuters) - South Korea accused North Korea on Tuesday of mounting cyber attacks on the websites of its presidential office and other government agencies, saying it had identified signature malicious computer codes and an internet address. Full story

‘Preposterous’ to suggest Cartwright betrayed US, lawyer says

  Retired Marine General James Cartwright is being investigated in connection with a leak of classified information about a covert U.S. cyber attack, legal sources say. But Cartwright’s lawyer, Gregory Craig, said in a statement Cartwright is a hero who loves his country and wouldn’t betray it. NBC’s

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Four-year hacking spree in South Korea blamed on 'Dark Seoul Gang'

NY regulator asks insurers about readiness for cyber threats

'Irrational' hackers are growing U.S. security fear

Some U.S. power companies say they face constant cyber attacks

Saudi Arabia says hackers sabotage government websites

Iran says nuclear sites safe from earthquakes and cyber threat

LivingSocial says cyber attack affects millions of customers

U.S. council warns of threat of cyber attacks, market runs

Schwab website hit by second cyber attack, problem resolved

Internet slowed by cyber attack on spam blocker

Video

  DOJ investigates former top military leader in cyber attack leak

Retired Marine General James “Hoss” Cartwright was the second-highest ranking member of the U.S. military, and a key Obama advisor who served as the vice chairman of the Joint Chiefs of Staff. Legal sources tell NBC News Cartwright has been notified he’s the target of a Justice Department criminal i

  Cyberattacks threaten economic and national security

Computer security consultant Kevin Mitnick talks with MSNBC’s Craig Melvin about cyberattacks and online security.

  Intelligence chief: cyber attacks a leading threat against US   

For the first time the U.S. intelligence community says cyber attacks and cyber espionage -- not terrorism -- are the top threats to national security. Now the Pentagon is forming 13 teams to guard the nation in cyberspace. NBC’s Andrea Mitchell reports. 

  Hacking in America: The Growing Problem

CNBC's Scott Cohn reports on the growing problem of cyber attacks. Even Ben Bernanke addressed it in his testimony to Congress this week. Many companies, however, are wary of reporting attacks, he says, and that's a problem.

  Corporate America & Cyber Attacks

CNBC's Eamon Javers reports cyber experts say email is the #1 threat that allows attackers network access.

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Related Photos

Mustafa Al-Bassam, one of four men who had pleaded guilty for their involvement in a series of high-profile cyber attacks in 2011, arrives at Southwark Crown Court for sentencing in London
Mustafa Al-Bassam, one of four men who had pleaded guilty for their involvement in a series of high-profile cyber attacks in 2011, arrives at Southwark Crown Court for sentencing in London

Mustafa Al-Bassam, one of four men who had pleaded guilty for their involvement in a series of high-profile cyber attacks in 2011, arrives at Southwark Crown Court for sentencing in London May 16, 2013. REUTERS/Luke MacGregor

Ryan Ackroyd puts out a cigarette outside Southwark Crown Court in London
Ryan Ackroyd puts out a cigarette outside Southwark Crown Court in London

Ryan Ackroyd, one of four men who had pleaded guilty for their involvement in a series of high-profile cyber attacks in 2011, puts out a cigarette before returning to Southwark Crown Court for sentencing in London May 16, 2013. REUTERS/Luke MacGregor

Jake Davis, one of four men who had pleaded guilty for their involvement in a series of high-profile cyber attacks in 2011, arrives at Southwark Crown Court for sentencing in London
Jake Davis, one of four men who had pleaded guilty for their involvement in a series of high-profile cyber attacks in 2011, arrives at Southwark Crown Court for sentencing in London

Jake Davis, one of four men who had pleaded guilty for their involvement in a series of high-profile cyber attacks in 2011, arrives at Southwark Crown Court for sentencing in London May 16, 2013. The men were members of the hacking collective LulzSec that caused millions of dollars of damage to corp