Many websites and apps rely on a weak form of two-factor authentication (2FA) that involves texting you a short number or code. These sites and apps might also offer to make an automated voice call ...

What's a verification code, and why are they so important? Six-digit verification codes are a form of two-factor authentication, a process that helps keep your important online accounts secure. For ...

A numeric or alphanumeric code that is texted or emailed to users to verify their identity. Verification codes are widely used as a second authentication factor (see two-factor authentication). THIS ...

With online account hacking becoming increasingly widespread, all users should make sure they're taking every security measure available to them. If you use Apple devices, consider using Apple ...