More info in here: http://arvutiturve.wordpress.com/2011/05/26/andmete-varundamine-ehk-tagavarakoopiate-tegemine-%e2%80%93-backup4all-lite-tasuta-litsents/
Backup4all is a backup program for Windows that protects your data from partial or total loss. It automates the backup process saving you time, compresses the data to save storage space (using standard zip format) and encrypts your backup to protect from unauthorized usage.