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Russian Hackers of Dow Jones Said to Have Sought Trading Tips

  • FBI, Secret Service and SEC said to be probing incursion
  • Hacking investigation said to have begun at least a year ago
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Russian Hacker Group Infiltrated Dow Jones Servers

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A group of Russian hackers infiltrated the servers of Dow Jones & Co., owner of the Wall Street Journal and several other news publications, and stole information to trade on before it became public, according to four people familiar with the matter.

The Federal Bureau of Investigation, Secret Service and the Securities and Exchange Commission are leading an investigation of the infiltration, according to the people. The probe began at least a year ago, one of them said.