Online Backup Utility

Mozy is an online backsite that offers 2GB of free backup space. For an additional $5/month. Mozy provides unlimited online storage. Additional features include:

Incremental backups
Open and locked file support
In-Windows Explorer restore
Support for files greater than 3 GB
Automatic Microsoft Outlook file detection and backup
Mac OS X support
Encrypted file transfer
Encrypted files on the server
Private encryption key option
Unlimited Backup