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  The Google platform in China, launched just three years earlier, suffered a series of cyber attacks in what was known as Operation Aurora.
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  One of the most expensive cyberattacks in history was the one suffered by Epsilon, the largest provider of marketing services worldwide.
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  Worldwide after a computer attack by a group of hackers
Sony announced that some features of the PlayStation Network had been taken down. The PlayStation online service was affected for about a month, in which 77 million accounts were offline for 23 days. - 
  
  At the beginning of 2014, Yahoo announced that close to 500 million of its users had been the target of harassment by hackers who obtained their information
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  In the United States by the group known as guardians of peace