Oil giant Saudi Aramco said on Sunday that an August cyber attack on its computer network targeted not just the company but the kingdom's economy as a whole.
The Swedish government said on Thursday it planned to crack down on hackers, at a time when the sex assault allegations against WikiLeaks founder Julian Assange has made the country a target of repeated cyber attacks.
The White House said Thursday it was considering an executive order on cybersecurity after legislation on infrastructure protection failed again in the Senate.
An Islamist group on Tuesday said it will carry out new cyber attacks on US banking targets, according to SITE Intelligence Group, following similar attacks last week in response to an anti-Islam film.
Japan has been developing a virus that could track down the source of a cyber attack and neutralise its programme, the daily Yomiuri Shimbun reported Sunday.
A US financial industry group warned banks and other institutions to beware cyber attacks Wednesday, after some firms reported sporadic problems with their websites.
Lithuania's central bank said Friday it had been hit by a cyber-attack, but had eventually overcome the assault on its website and other online services.
US Attorney General Eric Holder has appointed prosecutors to lead two criminal investigations of high-profile leaks of classified national security information to the media.
Britain launched a new spy recruitment drive on Thursday aimed at "Xbox generation" youngsters without a university education but with social media and computer game skills to counter the threat of cyber attack.
People who commit cyber-attacks against the government also tend to download music illegally and participate in physical protests. Surprisingly, however, they don't appear to be acting out of some sense of national pride ...