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Apple officially explains the new physical security key function of iOS 16.3 in detail: it is recommended to set up multiple and multiple backups_China IT News



IT House News on January 25th, Apple shared a support document this week detailing its new Apple ID security key feature, which was updated from iOS 16.3,ipadOS 16.3 and macOS 13.2 are now available. This document provides an overview of the new Security Key feature and explains how to use it.

Apple says the optional security features are designed for individuals who want “additional protection against targeted attacks like phishing or social scams.” When enabled, logging into an Apple ID requires entering a user’s account password and then using a FIDO-certified security key to complete two-factor authentication instead of a traditional six-digit verification code from another Apple device.

Those who enable this feature must be very careful not to lose their security key as this could result in a permanent loss of access to their Apple ID account. Therefore, users must set up at least two security keys, and a total of up to six is ​​supported.

Apple recommends keeping Security Keys in multiple locations. For example, hiding your keys somewhere in your home can be a backup solution.

“Keep your security key in a safe place, and consider keeping your security key in multiple places,” the document says. “For example, one key at home and one at the office. If you’re traveling, you might want to leave a security key at home.”

IT Home understands that to iphone or iPad to enable the security key for your Apple ID, open the Settings app, tap the user’s name, tap Password & Security, select Add Security Key, and follow the on-screen instructions. On a Mac, open the System Settings application, click your name, click Password & Security, click Add next to Security Key, and follow the steps.

Users can delete security keys at any time by repeating the steps above and tapping or clicking “Delete All Security Keys,” at which point the user’s Apple ID will revert to using six-digit verification codes for two-factor authentication.

Many security keys look like USB sticks, and some options work wirelessly via NFC, while others feature Lightning, USB-C, or USB-A ports for direct connection to iPhones, iPads, and Macs. Apple recommends some security keys in its documentation, such as the YubiKey 5Ci, which has both Lightning and USB-C.

Apple’s documentationSome other important details are provided, so it’s worth reviewing before enabling the feature. For example, users can’t sign in to iCloud for Windows when the feature is enabled, and some types of Apple ID accounts aren’t supported.

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