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 ...

What's a verification code, and why are they so important? Six-digit verification codes are a form of two-factor ...

SMS codes have long been less secure than other forms of authentication. With QR codes, Google aims to reduce users' dependency on carriers for account verification. If you're logging into Gmail, one ...