Cyber Attacks In The U.S. Jumped By 52 Percent In 2012

Cyber vulnerabilities around the U.S. (Source: U.S. Department of Homeland Security)

DHS: Cyber Attacks Against U.S. Infrastructure Increased by 52 Percent in 2012 -- Daily Tech

There were 198 attacks total

The U.S. Department of Homeland Security (DHS) reported that the number of cyber attacks launched against U.S. infrastructure in 2012 increased by over 50 percent, and over 7,000 key industrial control systems are vulnerable to attack. According to the DHS report, the number of cyber attacks in the U.S. jumped by 52 percent in 2012. There were 198 attacks total, and some were successful.  

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My Comment: We are not told who was successful attacked.