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Authenticator apps provide secure verification codes that act as the second step in 2-step verification. After entering your password, you'll need to enter the code generated by your authenticator app to sign in.
Multi-factor authentication (MFA; two-factor authentication, or 2FA, along with similar terms) is an electronic authentication method in which a user is granted access to a website or application only after successfully presenting two or more pieces of evidence (or factors) to an authentication mechanism.
A FIDO Universal 2nd Factor (U2F) compatible security key that can plug into the USB or lightning port for your device or connect wirelessly using Bluetooth or NFC. Order a compatible security key from a retailer you trust.
Now, if you have a serious account, your maybe 401(k) is online, your social media accounts, your email accounts, anything along those lines, you should be using 2-factor authentication. And there ...
Two-factor authentication is a 'strong authentication' method, as it adds another layer of security to the password reset process. In most cases this consists of Preference Based Authentication plus a second form of physical authentication (using something the user possesses, i.e. Smartcards, USB tokens, etc.).
This is why it's important to keep these recovery options up to date. Please review your account settings and recovery methods from time to time, and especially prior to changing phone numbers or other email addresses, to help ensure you can always access your account!
Go to Special:Manage Two-factor authentication. Click "Enable" next to "TOTP (one-time token)", and log in with your username and password. The recommended authentication method is to scan a QR code in the app. In "Step 2" of the setup page, there is a box with a pattern which you have to point your device's camera toward.
If two-factor authentication is offered for your account, enable it: 2Fa adds an extra layer of security, making it harder for scammers to gain access even if they have your password. 6.