A hacker on Saturday published the phone numbers and personal data of Facebook users, exposing personal information of more than 533 million users from 106 countries, including over 32 million records on users in the U.S., 11 million on users in the UK, and 6 million on users in India. It includes phone numbers, Facebook IDs, full names, locations, birthdates, bios, and, in some cases, email addresses. In a related article, Business Insider reports that the mobile number of Facebook CEO Mark Zuckerberg was among the personal information leaked online.