Cloud Firewall, also known as Firewall-as-a-Service (FWaaS), is a cloud-delivered network security solution that provides centralized firewall protection for distributed IT environments. Unlike traditional hardware firewalls, FWaaS operates entirely in the cloud, enabling organizations to enforce security policies across multiple locations, users, and devices without the need for on-premises infrastructure. Core capabilities of FWaaS include stateful packet inspection, intrusion prevention, application control, and secure connectivity for remote users. These solutions often integrate with identity and access management systems, support policy-based controls, and provide visibility into network traffic across hybrid and multi-cloud environments. FWaaS is designed to scale dynamically, accommodating changes in network topology and user demand. Organizations with distributed workforces, branch offices, or significant cloud adoption typically use FWaaS to maintain consistent security postures and simplify management. It is particularly valuable for enterprises seeking to reduce hardware dependencies and centralize security administration. FWaaS differs from traditional firewalls and cloud-native security groups by offering unified, cloud-based management and broader coverage across diverse network architectures. Cyberin serves as a neutral platform for discovering and comparing Cloud Firewall (FWaaS) solutions to support informed decision-making.