U.S. charges former Uber security chief with covering up massive 2016 hacking

In an unprecedented case, a former chief security officer for Uber Technologieswas criminally charged on Thursday with trying to cover up a 2016 hacking that exposed personal information of about 57 million of the ride-hailing company's customers and drivers.The U.S. Department of Justice charged Joseph Sullivan, 52, with felony obstruction of justice, saying he took "deliberate steps" to keep the Federal Trade Commission from learning about the hack while the agency was monitoring Uber security