China Is Tops in Targeted Malware
Symantec's MessageLabs Intelligence Report discovered that while most unsolicited and malware-tainted e-mail is delivered through e-mail servers based in the U.S., the largest percentage of these missives are actually sent from hackers based in China.
In March, security researchers also found that Chinese cyber crooksexpended a lot of time and energy targeting specific targets at American companies and government agencies.