Backup strategy emprega 3-2-1 rule: 3 copies de data (production database, synchronous replica, asynchronous backup), 2 different storage media (SSD primary, HDD archival), 1 offsite copy (geographically separated preventing regional disaster scenarios). Automated snapshots every 4 hours, transaction logs continuous replication enabling point-in-time recovery com 1-minute granularity. Retention policy: daily backups 30 days, weekly backups 90 days, monthly backups 1 year. Recovery time objective