Countries Suspected of Cyberattacks -- Pictures

By National Journal staff

Updated: July 22, 2011 | 4:18 p.m.
July 22, 2011 | 4:17 p.m.

Chinese people wave flags of the Communist Party of China as they take part in the celebrations to mark the 90th anniversary of the ruling party's founding, in southwest China's Chongqing municipality June 29, 2011. Chinese President Hu Jintao warned on the 90th birthday of the ruling Communist Party that it still faced "growing pains" and that rampant corruption could lead to a loss in public confidence. CHINA OUT AFP PHOTO (Photo credit should read STR/AFP/Getty Images) (STR/AFP/Getty Images)

Outgoing CIA Director Leon Panetta told senators at his confirmation hearing back in 2009, “There’s a strong likelihood that the next Pearl Harbor that we confront could very well be a cyberattack.

One of the most worrisome aspects of cyberattacks is that the U.S military may not be able to indentify the enemy. Cyberexperts say that “attribution” – knowing who is breaking into your grid and where they are if you with to retaliate – is the toughest problems when it comes to cyberattacks.

Here’s a look at some countries that are (suspected of) engaging in “cyberwar”:

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