I'm sure there are more than this. Privacy is a dangered thing. http://news.yahoo.com/yahoo-reports-29-000-data-requests-222806142.html
SEC lookin' into Yahoo cyber-breach... SEC probing Yahoo over previously disclosed cyber breach: filing January 22, 2017 - The U.S. Securities and Exchange Commission is investigating a previously disclosed data breach at Yahoo Inc, the company said in a filing.