As its name says, Duplicati makes a backup for the encrypted, incremental, compressed backups on cloud storage services and remote file servers.
Duplicati is a backup system that saves encrypted, incremental, compressed backups on cloud storage services and remote file servers. Depending on the configuration, it can automatically perform regular backups to different media just by specifying the source file, the backup destination and the time for the program to run automatically without any intervention.
It is compatible with Amazon S3, Windows Live SkyDrive, Google Docs, Rackspace Cloud Files and WebDAV protocols, SSH, FTP storage services, etc. Duplicati includes AES-256 and the GNU Privacy Guard software to sign backups and guarantee their authenticity encryption algorithm.