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To prevent that, security experts now recommend mixing multiple factors. The problem is that if a bad guy gets ahold of your username and password, they can log in as if they were you and take over your account. Typical username and password login schemes employ just one factor-something you know. Something you have, like a smart device or a hardware security key. Something you are, like a biometric attribute such as your fingerprint. The current thinking on authentication holds that there are three factors you can use to verify your identity: But first, it's important to understand what multi-factor authentication is and why using a security key is one of the best ways to keep your accounts safe.

We're here to show you how to use a security key to protect your Apple ID. Given how much your Apple ID matters, it's important to keep it safe from account takeovers, and one of the best ways to do that is with a hardware security key. It grants access to the App Store, FaceTime, Find My, iCloud, and Messages.

How to Set Up Two-Factor AuthenticationĪn Apple ID is a critical piece of information for anyone with an Apple device, be it a laptop, desktop, phone, or tablet.How to Record the Screen on Your Windows PC or Mac.How to Convert YouTube Videos to MP3 Files.

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If you lose all of your trusted devices and security keys, you could be locked out of your account permanently. You're responsible for maintaining access to your security keys.

A security key can act as the second piece of information, instead of the six-digit verification code that is normally used.īecause you use a physical key instead of the six-digit code, security keys strengthen the two-factor authentication process and help prevent your second authentication factor from being intercepted or requested by an attacker.

The first piece of information is your Apple ID password.

With two-factor authentication - which is designed to make sure that you're the only one who can access your Apple ID account - you need to provide two pieces of information to sign in with your Apple ID to a new device or on the web. Security Keys for Apple ID is an optional advanced security feature designed for people who want extra protection from targeted attacks, such as phishing or social engineering scams.