North Korea has been hacking the U.S. since 2009, warn DHS and FBI—and they're not stopping

A rare joint alert from the U.S. Department of Homeland Security and the Federal Bureau of Investigation explicitly blames the government of North Korea for a series of hacking attacks on various American targets, dating as far back as 2009. The government alert warns that more such "state-sponsored cyberattacks," as they're known in security jargon, are likely to come.

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