Backup and recovery operations are the focus of business continuity and data protection plans and often the main source of anxiety for IT departments. Few businesses are fully satisfied with their backup and recovery solutions. Not only must data be protected from complete site failures, such as those resulting from natural disasters, data must also be protected from corruption or data loss, such as that resulting from a computer virus or human error.

To have a consistent, usable, secure copy of data to store long term, backup is required. Backup is the core of data protection because it provides the ability to recover data from either physical disasters or common data corruption. Daily data backups are therefore, an important, yet often painful, operation

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