Enlarge (credit: Jaap Arriens/NurPhoto via Getty Images) In the 48 hours since the explosive revelations that Uber sustained a massive data breach in 2016, two separate proposed class-action lawsuits have been filed in different federal courts across California. The cases allege substantial negligence on Uber’s part: plaintiffs say the company failed to keep safe the data of the affected 50 million customers and 7 million drivers.