What to Know About the Facebook Data Leak

Data from a 2019 hack of Facebook Inc. was made public in recent days, revealing the phone numbers and personal information of more than a half-billion people. While the data came from a vulnerability of Facebook platforms that the company says it has since fixed, security experts say that scammers could use the information for nefarious purposes like spam email and robocalling. Regulators in Europe have asked Facebook for more details about the data leak. Facebook said Tuesday in a blog post that the data leak reflects the ongoing need to police actions of bad actors on its platform. Here is what you need to know.