>Some encrypted backup and file sharing services provide client-side encryption. The encryption they offer is here not referred to as end-to-end encryption, bec

>Some encrypted backup and file sharing services provide client-side encryption. The encryption they offer is here not referred to as end-to-end encryption, because the services are not meant for sharing messages between users[further explanation needed]. This wikipedia entry? So client-side encrypted backups are not called end-to-end encrypted, because the backup service is not a messenger?