#2-factor authentication gmail

2 Passwords are Better than 1: Activating 2-factor authentication The answer is adding a secondary layer of protection in the form of a second password. This type of security is called 2-factor authentication. 2-factor authentication is where a user is prompted to authenticate their login. Facebook To turn on 2-factor authentication on Facebook follow these steps: Go to Settings > Security and Login. For mobile go to Account Settings > Security and Login. App Passwords -- Facebook provides you with a unique, one-off password for apps that don't support 2-factor authentication. Authorized logins -- This option will open a list of devices you have authorized that no longer need a 2-factor authentication to access Facebook. Twitter To turn on 2-factor authentication on Twitter follow these steps. Banks Most banks are now offering 2-factor authentications when you are doing deals online via your Credit Card or ATM or through any other bank. Read more in our articles including "Guide to Activating Two-Factor Authentication on All Your Online Accounts" and "Google to replace SMS authentication in Gmail".