http://www.iykpqm7jiradoeezzkhj7c4b33g4hbgfwelht2evxxeicbpjy44c7ead.onion/deeplinks/2016/12/12-days-2fa-how-enable-two-factor-authentication-your-online-accounts
However, different platforms sometimes call 2FA different things, making it hard to find: Facebook calls it “ login approvals ,” Twitter “ login verification ,” Bank of America “ SafePass ,” and Google and others “ 2-step verification .” That’s why, this holiday season, EFF’s 12 Days of 2FA is here to help you navigate the world of two-factor authentication.