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Yahoo says all 3 billion accounts hacked in 2013 data theft

Lawyers expect a rise in the number and claims of class action lawsuits by Yahoo account holders and shareholders.

San Francisco

YAHOO on Tuesday said that all 3 billion of its accounts were hacked in a 2013 data theft, tripling its earlier estimate of the size of the largest breach in history, in a disclosure that lawyers said sharply increased the legal exposure of its new owner, Verizon...

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