Ransomware attackers specifically target and attempt to destroy backup systems to increase the probability of payment. Hardening your system is critical. Please ensure you have reviewed your platform security using the Security Hardening Checklist
About backup schedules and scripts — NetBackup 11.1 | Cohesity Documentation
About backup schedules and scripts
Be aware of what may happen if an automatic schedule invokes a script that a user authored. NetBackup does not provide safeguards to prevent an automatic backup schedule from running a restore or a recovery script.