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 open file backups for Windows — NetBackup 9.1 | Cohesity Documentation
The Open File Backup license is included in the standard NetBackup for Windows product, and enables open file backups of Windows clients. Open File Backup is independent of Snapshot Client. The Snapshot Client product is not required for Windows open file backups.
