Bring order to multi-system work without opening the door to unnecessary risk. The ATEN CS1184H4 secure KVM gives operators a single HDMI console path to 4 connected computers, reducing the need for duplicate monitors, keyboards, and mice across sensitive workstations. Its secure KVM design is aimed at environments where access control matters as much as convenience. By keeping switching centralized and predictable, it helps support workflows in government, defense, finance, and other regulated settings where users must move between systems without losing focus or introducing avoidable complexity. The 4-port layout is a practical fit for smaller secure desks, analyst stations, and command positions that do not need the density of an 8-port unit. HDMI support makes it straightforward to align with common modern displays, while the single-display design keeps the console experience clean and consistent. Compared with lower-cost general-purpose KVMs, this model earns its place through security-focused design, disciplined port count, and the confidence of a purpose-built ATEN platform.