Inside Facebook’s Social Authentication System
VANCOUVER–Authentication is one of the thornier problems in security and it’s one that’s never been solved to any real degree, despite decades of research, technological advances and trial and error. For companies such as Facebook that have to deal with authentication on a massive scale, the problem is even more difficult. Facebook is trying a number of different “social” authentication methods right now, and while some are innovative, they all come with serious drawbacks and weaknesses.






