Cisco 3120 Network Security/Firewall ApplianceCisco 3120 Network Security Firewall Appliance Meet the Cisco 3120 Network Security Firewall Appliance, a cornerstone of the Cisco Secure Firewall 3100 Series designed to empower modern networks with robust, adaptive protection. This mid range platform is purpose built for organizations navigating hybrid work environments and moving toward zero trust architectures. It blends flexible deployment options with threat focused protection to deliver a