Facebook joins online services like Google, Dropbox, Salesforce, and GitHub in enhancing user logins with hardware security keys to help prevent attackers from breaking into user accounts. Google and Facebook are among the largest names supporting universal second factor (U2F), and it’s taking way too long for other companies to do the same.
Article Link: http://www.infoworld.com/article/3161756/security/facebook-taps-fido-u2f-for-stronger-login-security.html#tk.rss_security