The 3-2-1-1-0 Rule: Modernizing Backup Protocols for 2026 Cyber-Resilience
Editorial Integrity Verified This technical deep-dive has passed the Rack2Cloud 3-Stage Vetting Process: Lab-Validated, Peer-Challenged, and Document-Anchored. No vendor marketing influence. See our Editorial Guidelines. LAST VALIDATED: Jan 2026TARGET STACK: Nutanix / Veeam / Rubrik / CohesitySTATUS: Production Verified The traditional 3-2-1 backup strategy was designed to solve for hardware failure; the 3-2-1-1-0 rule is…