As far as I can tell from Google Searches, Google already offers end-to-end encrypted backups for Android, from 2018. https://security.googleblog.com/2018/10/g

As far as I can tell from Google Searches, Google already offers end-to-end encrypted backups for Android, from 2018. https://security.googleblog.com/2018/10/google-and-android-have-your-back-by.html https://security.googleblog.com/2018/10/google-and-android-h... Google Workspace also apparently supports client-side encryption/decryption. https://support.google.com/docs/answer/10519333?hl=en https://support.google.com/docs/answer/10519333?hl=en