SEC probing Yahoo over previously disclosed cyber breach: filing

(Reuters) - The U.S. Securities and Exchange Commission is investigating a previously disclosed data breach at Yahoo Inc, the company said in a filing.

Yahoo said in a November 2016 quarterly filing that it was “cooperating with federal, state and foreign” agencies, including the SEC, that were seeking information and documents about a "security incident and related matters."

The SEC is investigating whether two massive data breaches at Yahoo should have been reported sooner to investors, the Wall Street Journal reported on Sunday, citing people familiar with the matter.

An SEC spokesman declined to comment. A Yahoo spokesman directed Reuters to the company's November filing.

Yahoo has faced pointed questions about exactly when it knew about a 2014 cyber attack it announced in Sep