Pfc. Bradley Manning has pleaded guilty to leaking thousands of pages of classified documents and videos to the whistle-blowing WikiLeaks website.
China's Defense Ministry has accused the US of repeated cyberattacks on its website, along with a People's Liberation Army news site.
The Stuxnet worm, used to attack nuclear reprocessing plants in Iran, was targeting the country as early as 2005, say reseqarchers at security firm Symantec.
Microsoft's admitted that it, too, was recently hit by hackers using the same techniques as recent attacks on Facebook and Apple, but says that no customer data has been compromised.
In an announcement slipped out late on Friday night, the company says it chose not to reveal the breach until it had investigated fully.
Data on an unknown number of Twitter, Tumblr and Pinterest users is at risk after customer service software provider Zendesk was hacked.
A blogger has managed to obtain and publish once-classified FBI files that describe how the federal agency tracked and collected information about Internet activist Aaron Swartz.
Google's warning of a big increase in the number of email accounts being hijacked - but says that things would be more than 100 times worse it it weren't for the company's efforts.
Apple has positively identified a strain of malware which infected a limited number of Mac systems via a vulnerability in the Java plug-in for browsers.
Security company Mandiant says it's found clear evidence that a Chinese military unit is behind hacking attacks on more than 140 organizations over the last seven years.
No, Burger King hasn't been sold to McDonald's, although Burger King's Twitter profile was hijacked earlier by hackers who spoofed a McDonald's logo and photo.
Just putting an Android phone in a freezer can be enough to make it vulnerable to attack, say researchers who have demonstrated the exploit.
The Facebook security teams has confirmed that the social networking site was targeted in a "sophisticated attack" last month.
US law enforcement officials have long warned against the possibility of foreign terrorists or hostile hackers attacking the national electrical infrastructure.
Apple's promising to fix a flaw, revealed in a YouTube video, that allows anyone with physical access to a device running iOS 6.1 to bypass the lock screen, which requires a four-digit PIN, and gain partial control.
The European police agency Europol has confirmed that it successfully dismantled one of the most efficient cyber crime organizations in operation.
Apple has faced a number challenges over the last year related to software errors and flaws on its flagship iPhone.
Pre-teen children are increasingly developing malicious code, anti-virus company AVG is warning.
Microsoft and Symantec say they've taken down a botnet that hit more than eight million computers worldwide.
More than 40,000 companies across the EU could be forced to warn regulators if their systems are hacked, under new cybersecurity proposals to be published today.
The Federal Reserve has confirmed that it's been hacked, following a claim from Anonymous that it's harvested the details of 4,000 US bank executives.