When the console must stay simple and the systems must stay separated, the ATEN CS1144DP4 delivers controlled access for four connected computers from one operator station. Built as a secure DisplayPort KVM, it is aimed at environments where standard switching hardware is not enough and where access discipline matters as much as performance. The 4-port architecture supports multi-system workflows without forcing operators to move between separate peripherals or displays. That matters in secure rooms, regulated facilities, and infrastructure operations where every extra device adds friction and risk. PP4.0 secure KVM support aligns this model with environments that require tighter control over how data and peripherals are handled at the console. Compared with lower-cost KVM switches, this model is about more than port count. It is about reducing operational ambiguity, keeping the user experience predictable, and supporting security-first deployment standards. For teams responsible for sensitive systems, that discipline is what justifies the investment.