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COV ITRM Glossary


COV 4-2-1-1 Backup Rule


A modernized version of the 3-2-1 backup rule, that provides additional safeguards and recovery options in the event of a ransomware attack or other hardware media failure. This includes at least 4 copies of data (including production), utilizing 2 backup methodologies/media types, 1 offsite copy for DR, and 1 offline cyber resilient backup. 

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