by Tom Nelson
If you use iCloud Keychain to store your logins, account passwords, or credit card info, you may eventually need to change the phone number associated with the service. You may also want to change the security code, after you discover that everyone in your household has figured it out.
Screen shot © Coyote Moon, Inc.
Managing these basic security measures for the iCloud Keychain service is pretty straightforward, but the location of these options seems to be a case of hiding features in plain sight.
Unlike a few recommendations I’ve read, you don’t need to disable the keychain or start from scratch just to perform these housekeeping updates. The secret, if you can call it a secret, is to use the iCloud preference pane to manage your iCloud account settings.
Coyote Moon, Inc. 