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.

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.

Download the official "iCloud Passwords" extension for Chrome. Windows users also need the iCloud for Windows app. You must enter a six-digit verification code whenever you launch Chrome, after ...

Then, they contact you, claiming they found your pet, and send you a six-digit verification code. The scammer asks you to provide the code back to them to prove your identity.

Now that two-factor authentication is enabled on your Google account, every time you attempt to sign in, you’ll be required to enter the six-digit verification code after you enter your account ...

That means you can use a USB-C, Lightning, or NFC dongle as the second factor of authentication instead of the six-digit verification code Apple usually sends to another device.