(Caveat that if you have iCloud backup enabled - which it is by default, the backups aren't end-to-end encrypted. This feature is basically on the convenience side of convenience vs privacy / security - too many consumers would irretrievably lose their data if iCloud backup weren't enabled by default)
(Caveat that if you have iCloud backup enabled - which it is by default, the backups aren't end-to-end encrypted. This feature is basically on the convenience side of convenience vs privacy / security - too many consumers would irretrievably lose their data if iCloud backup weren't enabled by default)