220-1102 - Operational Procedures - Section 4.3
Implement workstation backup and recovery methods.
Choose a correct backup and recovery scheme - full, incremental, differential, and synthetic - for a stated recovery requirement. Apply backup rotation schemes including on-site versus off-site storage, grandfather-father-son (GFS), and the 3-2-1 backup rule, and verify recoverability through regular backup testing and an appropriate backup frequency.
Backup and recoveryFull vs incremental3-2-1 backup ruleGrandfather-father-sonBackup testing
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