High-Performance Security That Evolves With Your Network A customizable, high-performance tabletop firewall with optional port expansion modules to adapt to your changing needs. Businesses today depend on fast, reliable, and secure Internet connectivity but need help finding network security solutions that can keep up and evolve as their needs change. Firebox T85 is one of the highest-performing tabletop appliances on the market. It offers optional port expansion modules for integrated fiber connectivity so that you can adapt as your connectivity needs change.