India, Oct. 30 -- A successful backup job proves that a copy was created. It does not prove that the organisation can restore trusted data, rebuild critical services and resume operations after a ransomware attack or another cyber incident.

The implications are significant because a cyberattack changes the failure assumption. The production environment may be compromised, credentials may be untrusted and accessible backup copies may also be targeted. Recovery therefore becomes a question of trust, isolation, sequencing and repeated testing - not simply storage capacity.

Start with the business services that must return, define the recovery point objective (RPO) and recovery time objective (RTO), identify the dependencies needed to resto...