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Virtualized Firewalls are Not Cloud Firewalls: What You Need to Know
A virtualized firewall is a physical appliance running as a VM. It uses the same operating system, the same architecture, and the same assumptions about static workloads that were baked in decades ago. Putting it in the cloud does not make it a cloud firewall. As cloud environments become more dynamic, distributed, and cost-sensitive, the difference between a virtualized firewall and a cloud-native firewall matters more than most organizations realize. This tech guide explains exactly what that difference is.
What you'll find inside
A clear side-by-side comparison of virtualized firewalls and cloud firewalls across enforcement model, scaling behavior, cloud service integration, cost structure, and management visibility
Why routing traffic through a centralized chokepoint creates the bottlenecks, data transfer costs, and incident response delays that cloud environments were never designed to tolerate
Where virtualized firewalls still have a legitimate role, including legacy monolithic applications requiring deep packet inspection and hybrid deployments extending on-premises policies into the cloud
Why CSP-native firewalls and NGFW vendors have struggled to fill the gap, and what a genuinely cloud-native firewall with flat-rate billing, AI-powered egress enrichment, and integrated NAT actually delivers
Download the Tech Guide Checklist: Understand the difference between virtualized and cloud-native firewalls, and what it means for your cloud security architecture.
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