Global hackers threaten net security in cyber warfare aimed at top targets Rachel Williams The Guardian Thursday November 29 2007 A "cyber cold war" is developing as international web espionage and cyber-attacks become the biggest threats to internet security, according to a report. The computer security firm McAfee said governments and government-allied groups were engaging in increasingly sophisticated cyber spying, with many attacks originating from China. Some 120 countries could be developing the capacity for such activities. What started as probes to see what was possible have become well-funded and well-organised operations for political, military, economic and technical espionage, the report said, with perpetrators aiming to cause havoc by disrupting critical national infrastructure systems. Targets include air traffic control, financial markets, government computer networks and utility providers. In September, the Guardian reported that Chinese hackers, including som...