Take Control of iCloud, 9th Edition

Work with iCloud Passwords & Keychain

iCloud Keychain allows you to sync a keychain containing passwords, credit card numbers, and other sensitive data across your Apple devices securely via the cloud. This lets Safari autofill usernames and passwords on any of your devices no matter which device you initially created the login with. It also syncs Wi-Fi passwords among all your devices, avoiding the need to reenter them.

Note: Starting in Sequoia, iOS 18, and iPadOS 18, Apple is starting to downplay the term “iCloud Keychain” in favor of “iCloud Passwords” or “Passwords & Keychain,” depending on the context.

Apple’s keychain lets you do the following on any single device:

• Store and enter credit card information in web forms.

• Create multiple ...