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.

First, download the Microsoft Authenticator app, which is available for iOS and Android, and log in. Select the Security tab, ...

Google is planning to move away from sending six-digit authentication codes through SMS messages as a two-factor authentication tool for Gmail, Forbes reports. Instead, over the next few months ...

Do you want to protect your Discord account using two-factor authentication? We'll show you how to enable 2FA on Discord on desktop and mobile.

Instead of sending your six-digit authentication code via SMS message, authenticator apps are constantly generating the codes themselves and are synced with the services you use.

2FA adds an extra layer of security to your social media account by asking you to enter a tokenized six-digit code via an authenticator app or text message on your Android phone, iPhone, or PC.

In addition to the six-digit SMS authentication code WhatsApp sends to authenticate a new install, the app also allows you to set a six-digit PIN of your own.