Wall Street JournalYahoo Faces SEC Probe Over Data BreachesWall Street JournalU.S. authorities are investigating whether Yahoo Inc.'s two massive data breaches should have been reported sooner to investors, according to people familiar with the matter, in what could prove to be a major test in defining when a company is required ...Yahoo reportedly under investigation by SEC over data breachesVentureBeatall 2 news articles »