Yahoo: 3 billion accounts breached in 2013. Yes, 3 billion
By Marcio Jose Sanchez | Tuesday, October 3, 2017, 1:12 p.m.
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This Tuesday, July 19, 2016, photo shows a Yahoo sign at the company’s headquarters in Sunnyvale, Calif. On Tuesday, Oct. 3, 2017, Yahoo tripled down on what was already the largest data breach in history, saying it affected all 3