So you might have heard the buzzwords “2FA” or “Multi-factor Authentication” thrown around a lot lately. The use of 2FA has become increasingly popular over the last few years. Apple has started prompting their users to activate this more advanced form of security. Your child’s Xbox Live account is now also prompting them to activate and use 2FA. Software you use at work, particularly credit card processing software, may also require card access or a 6 digit code. So that begs the question: what is multi-factor authentication?