Firewall as a service (FWaaS) is a firewall delivered from the cloud by a provider that inspects and filters traffic from offices, remote users and applications without installing a physical appliance at each site. It usually includes next-generation firewall (NGFW) features and is a core component of SASE (Secure Access Service Edge). A company with branch offices can enforce one policy from a single console.
Go deeper on the TecnetBlog: What Is a Firewall?
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