Two-factor authentication is a system of authenticating twice before being granted access to something. If you aren’t already using 2FA for critical accounts, turning it on now makes good sense. Of course, some versions of 2FA are better than others, so it is a good idea to know the basics before diving in.
*** This is a Security Bloggers Network syndicated blog from Cylance Blog authored by Cylance Blog. Read the original post at: https://www.cylance.com/en_us/blog/tmi-about-two-factor-authentication.html