About Data Disaster and Recovery
Data backup and disaster recovery (DR) are two very important and functionally different components of any layered IT security strategy. It’s important to understand the two terms and how they work together. Having a backup strategy is not the same as having a DR strategy. In basic terms, a backup is having a copy of your data, while DR is the strategy to recover your essential IT environment in the event that it is compromised. If you don’t know the difference your business could end up paying a heavy price.
Data backup is the act of storing a copy of files or data to a separate storage location so that in the event those files are lost or damaged, they can be restored. Disaster recovery is the act of restoring those files and data.
Why Disaster Recovery?
Disaster Recovery allows you to rebuild and run your entire IT system until your primary environment is back working. Ultimately it gives you the perfect response when you hear the words “all systems down.” DR solutions can take many forms, ranging from restoring systems from backups to a system that automatically takes over when the primary system is lost. Data loss can occur for a number of reasons, including: