A reliable and effective backup plan should exist for all organizations, says Cevallos. IT departments in various organizations worldwide is a preliminary measure to contain, if not fully reverse, ransomware damage. Backup is a highly effective measure, but it is not all-around, he says. Long-term data retention is also required to ensure data security, he writes. Backup target is a safe and reliable backup which cannot be accessed by the ransomware code provides the greatest protection against malicious data encryption.”]
Source: https://hackercombat.com/the-feasibility-of-tape-backup-against-ransomware/