Arcserve Cyber Resilient Storage is a commercial backup as a service solution by Arcserve. Cohesity FortKnox is a commercial backup as a service solution by Cohesity. Features, integrations, deployment and the company behind each one, side by side.
Cyber-resilient storage solution for data protection and backup
Cyber vault solution with immutable backups and air-gapped isolation
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Based on what each listing shows: deployment, company size, price and open source.
Arcserve Cyber Resilient Storage fits if you need to run it on your own servers.
Cohesity FortKnox fits if you need both cloud and on-premises options.
Common questions when comparing Arcserve Cyber Resilient Storage vs Cohesity FortKnox for backup as a service.
Arcserve Cyber Resilient Storage: Cyber-resilient storage solution for data protection and backup, built by Arcserve.
Cohesity FortKnox: Cyber vault solution with immutable backups and air-gapped isolation, built by Cohesity.
The table above shows where their features, integrations, deployment and company size fit differ.
Arcserve Cyber Resilient Storage is made by Arcserve. Cohesity FortKnox is made by Cohesity. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Arcserve Cyber Resilient Storage and Cohesity FortKnox are both Backup as a Service products, and both cover Ransomware Prevention. Use the table above to see where features, deployment and company size fit differ.
No Backup as a Service shortlist yet. This is the closest one.
Updated 2026-11-02
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