Hacker groups LulzSec and Anonymous announced on Monday that they had hacked into the website of Italy's cyber police and published classified information online in an attack dubbed "Operation Italy".
The Austrian branch of the hacker group Anonymous accessed the bank data of 96,000 people in an attack on the website of the country's GIS television licence agency, officials said on Monday.
The International Monetary Fund said Friday it may be impossible to identify who mounted a cyber attack on its computer files in May, after a Bloomberg report suggested it was China.
Notorious hacker group Anonymous on posted a defiant message to police Thursday and boasted of plundering sensitive data from NATO computers.
Colombia's President Juan Manuel Santos on Wednesday tweeted that his Facebook page had been hit by the hacker group Anonymous, which took a swipe at the country's independence celebrations.
Infamous hacker group Anonymous launched Monday its own social network after being rejected by Google's freshly-launched online community.
Hacker group Anonymous released a trove of military email addresses and passwords it claimed to have plundered from the network of US defense consulting firm Booz Allen Hamilton.
A new security hole has opened up in Apple Inc.'s iPhone, iPad and iPod Touch devices, raising alarms about the susceptibility of some of the world's hottest tech gadgets to hacker attacks.
Italian police Tuesday detained 15 suspected members of an international hackers cabal called "Anonymous" blamed for several major online attacks, an Italian newspaper reported.
Sony said Monday it would fully restore all PlayStation Network and Qriocity online distribution services in Japan on Wednesday, after shutting them down in April due to hacker attacks.