https://support.apple.com/en-us/102651 https://support.apple.com/en-us/102651 is a nice overview. The "key storage" column is the part to pay attention to. The

https://support.apple.com/en-us/102651 https://support.apple.com/en-us/102651 is a nice overview. The "key storage" column is the part to pay attention to. The keys to user keychains are stored on devices only.