olemus
pilvtöötluse mudelil põhinev kaugvarundus
= a service in which the data and applications are backed up and stored on a remote server

ülevaateid
https://en.wikipedia.org/wiki/Remote_backup_service

näiteid
https://www.nytimes.com/wirecutter/reviews/best-online-backup-service/
https://www.cloudwards.net/award/best-online-backup-services/