In the most common implementation, when you go to log in to an account, you enter your password and then are prompted to enter a six-digit code sent via SMS or generated by an app. How Two-Factor Authentication Worksīy this point, you've probably encountered or at least heard of two-factor authentication, or 2FA. For a more feature-filled device, look to the YubiKey 5 series, which is more expensive and likely harder for the average person to get their money's worth. For its low price and ease of use, it's our Editors' Choice for two-factor authentication security keys. The Security Key by Yubico doesn't have all the bells and whistles of its cousins and competitors, but-at less than half the price-it's an easy solution at a bargain price. Working in conjunction with a traditional password, it's a powerful tool to stop scammers and identity thieves in their tracks. Security Key by Yubico is a USB-A key you insert and tap when prompted to confirm your identity.
To make passwords acceptable again, we're now turning to password managers and two-factor authentication to better secure our online accounts.
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