Meaning Of 2FA Code: What Is 2FA and How Does It Work?Before addressing the meaning of 2FA code and how it works, let’s consider why it’s important to do everything you can to improve your online account security. With so much of our lives happening on mobile devices and laptops, malicious attacks against governments, companies, and individuals are more and more common. And there are no signs that the hacks, data breaches, and other forms of cybercrime are slowing down. Luckily, it’s easy for businesses and individuals to add an extra level of protection to their accounts in the form of two-factor authentication, also commonly referred to as 2FA.