Bad codes link China to Google hack.
The malicious software used to steal information from companies such as Google contains code that links it to China, a security researcher said Tuesday.
After examining the back-door Hydraq Trojan used in the hack, SecureWorks researcher Joe Stewart found that it used an unusual algorithm to check for data corruption when it transmits information. The source code for this algorithm, "only seems to be found on Chinese Web sites, which suggests that the person who wrote it reads Chinese," Stewart said.
Google has threatened to pull out of china because of the cyber attack
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