What is Azure Firewall Manager, and how does it provide centralized security management for multiple Azure Firewall instances? Azure Firewall Manager is a cloud-based security management service provided by Microsoft Azure. Its primary purpose is to centralize security management for multiple Azure Firewall instances across an organization's Azure resources and subscriptions. Azure Firewall Manager simplifies the deployment, configuration, and monitoring of Azure Firewalls, making it easier for organizations to enforce consistent security policies and improve network security.