Step-by-step guide to setting up two-factor authentication on Google, Apple, Microsoft, and social platforms for stronger account security.

You can move Google Authenticator to a new phone so that your new device can gain an additional level of security through two-step authentication. You can set up two-step authentication using the ...

Add Yahoo as a preferred source to see more of our stories on Google. Two-Factor authentication is your last line of online defense. Using a mobile authenticator app isn't hard to set up. Yeah, it ...