![]() To turn it on, go to your account settings, look for two-factor authentication, two-step verification, or multi-factor authentication, and follow the steps. More and more sites and apps are offering two-factor authentication, but it’s not usually on by default. But using an app is safer because the passcode isn’t susceptible to a SIM card swap attack or to someone hacking your email. There are several authenticator apps out there, like Google Authenticator, Microsoft Authenticator, and Duo.Īuthenticator apps typically generate a verification passcode, like one you might get by text message or email. Some accounts let you use an authenticator app on your phone or tablet to verify it’s you trying to log in. But it’s safer to use an authenticator app or security key, if they’re an option. If getting a verification passcode by text message or email is the only option the account offers, it’s better than nothing. No matter what the story is, don’t share your verification code with someone if you didn’t contact them first. Scammers try to trick you into giving them your verification passcode. That’ll make it harder for someone to hack into your email and steal your one-time passcode. ![]() If you get a verification passcode by email, use a strong password and two-factor authentication on your email account. Hackers can take over your phone number through a SIM card swap attack and get text messages sent to your number, including those with a verification code, before you realize someone stole your number. Getting a passcode by text message is a common and simple method of authentication that only requires a phone that can get text messages. It’s only good for one log in and expires automatically. It’s typically six digits long but can be longer. With this type of authentication, you get a verification passcode by text message or email. One-time passcode via text message or email These are some of the most common authentication methods out there. Some let you choose which authentication method to use. More and more sites and apps are offering two-factor authentication. The most common methods of authentication Even if a hacker knows your username and password, they can’t log in to your account without the second credential or authentication factor. Using two-factor authentication is like using two locks on your door - and is much more secure. Using only one factor - say, something you know, like a password - to log in to your account is like having one lock on your front door.
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