A Facebook security bug exposed users’ personal contact information (email or phone number) to other users who were connected to them; the bug has affected 6 million accounts. “When people upload their contact lists or address books to Facebook, we try to match that data with the contact information of other people on Facebook in order to generate friend recommendations,” the security team wrote in a blog post published today. Read more http://techcrunch.com/2013/06/21/fa...-phone-numbers-six-million-accounts-affected/