Backups are crucial for system administrators, and rsync is a trusted open-source tool for remote backups.
Organizations still prefer rsync due to its simplicity, efficiency in transferring only changed files, security with SSH, and flexibility.
Rsync is a command-line tool for file synchronization, while SSH ensures secure data transfer over networks.
Step-by-step guide includes checking rsync installation, performing backups from remote to local using rsync over SSH, and creating scheduled backup scripts.