(Bloomberg) -- The Securities and Exchange Commission is investigating how Twitter Inc. managed a 2018 security lapse that exposed personal user information before billionaire Elon Musk bought the social media platform last year. Most Read from BloombergIsrael Latest: Army Says Over 600,000 Gazans Have Fled SouthUS Pushes Bid to Avert Wider Israel War After Iran WarningIsrael Latest: Biden and Abbas Talk as Gaza Invasion NearsYour Guide to Understanding the Roots of the Israel-Hamas WarGlobal Ma