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NJ's US attorney to announce major credit theft

cyber security computer hacking hacker
John Lund | Getty Images

The U.S. attorney in New Jersey is set to announce indictments in what he calls the largest hacking and data breach scheme ever prosecuted in the United States.

Paul Fishman's office says five men have been indicted on charges of conspiring in a worldwide scheme that targeted major corporate networks.

The federal prosecutor alleges more than 160 million credit card numbers were stolen, resulting in millions of dollars in losses.

(Read more: Hacker Claims Airplanes Vulnerable at 30,000 Feet)

A news conference is scheduled at 11 a.m. in Newark.