Cyber threat from abroad on the rise

Massive increase in attempts to breach online security, report says

Cyber attacks on China launched from bases overseas surged in 2011, rising to 8.9 million computers affected from 5 million the previous year, according to a network security report.

Japan was the source of most attacks (22.8 percent), followed closely by the United States (20.4 percent) and the Republic of Korea (7.1 percent).