A CDE Definition
In another location. It is common practice to store copies of important data off site as part of a disaster recovery program. See disaster recovery.
A plan for duplicating computer operations after a catastrophe occurs, such as a fire or earthquake. It includes routine off-site backup as well as a procedure for activating vital information systems in a new location.
The ability to recover information systems quickly after the terrorist attacks of 9/11 proved the value of disaster recovery. Many companies that had programs in place were up and running within a few days in new locations. Companies that did not have disaster recovery systems had the most difficulty recreating their information infrastructure. See business continuity, data recovery, backup and contingency plan.
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