Learn which devices appear in your Apple Account device list, how to find your device's details (including if it's a trusted device), and how to remove a device.| Apple Support
With two-factor authentication, you’ll need a verification code to sign in to your Apple Account on a new device or browser.| Apple Support
iCloud uses strong security methods, employs strict policies to protect your information, and leads the industry in using privacy-preserving security technologies like end-to-end encryption for your data.| Apple Support
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