PITTSBURGH (KDKA) – A man from Michigan has been arrested and indicted in the infamous hack of UPMC where data from more than 65,000 workers was stolen.

Prosecutors say 29-year-old Justin Johnson hacked into UPMC’s human resources server in 2014.

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He allegedly stole the names, social security numbers, addresses and salary information of every UPMC employee — more than 65,000 in all.

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They say Johnson then sold that information on the dark web. Using that information, criminals filed false tax returns to the tune of $1.7 million in refunds.

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The government is trying to detain Johnson until trial.